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- Didymodon australasiae (8 revisions)
- Juncus brachycephalus (8 revisions)
- Sphaeralcea procera (8 revisions)
- Carex viridula var. saxilittoralis (8 revisions)
- Phyllodoce empetriformis (8 revisions)
- Grimmia pulvinata (8 revisions)
- Symphyotrichum falcatum var. commutatum (8 revisions)
- Hibiscus biseptus (8 revisions)
- Rubus chamaemorus (8 revisions)
- Arbutus (8 revisions)
- Androsace filiformis (8 revisions)
- Penstemon eriantherus var. eriantherus (8 revisions)
- Isothecium alopecuroides (8 revisions)
- Sairocarpus kingii (8 revisions)
- Lescuraea saxicola (8 revisions)
- Plagiothecium latebricola (8 revisions)
- Rhynchospora debilis (8 revisions)
- Sedum cockerellii (8 revisions)
- Pohlia filum (8 revisions)
- Idahoa (8 revisions)
- Hypericum concinnum (8 revisions)
- Verbesina microptera (8 revisions)
- Heuchera abramsii (8 revisions)
- Turritis (8 revisions)
- Liatris (8 revisions)
- Cerastium fastigiatum (8 revisions)
- Carex integra (8 revisions)
- Erigeron philadelphicus var. provancheri (8 revisions)
- Rumex dentatus (8 revisions)
- Juncus falcatus var. sitchensis (8 revisions)
- Pityopsis graminifolia var. graminifolia (8 revisions)
- Chamaechaenactis (8 revisions)
- Guizotia abyssinica (8 revisions)
- Salix farriae (8 revisions)
- Antennaria densifolia (8 revisions)
- Thymophylla pentachaeta var. pentachaeta (8 revisions)
- Milla biflora (8 revisions)
- Agave schottii var. treleasei (8 revisions)
- Viola praemorsa var. praemorsa (8 revisions)
- Pseudelephantopus spicatus (8 revisions)
- Scorzonera laciniata (8 revisions)
- Mentzelia canyonensis (8 revisions)
- Allium serra (8 revisions)
- Rhamnus pirifolia (8 revisions)
- Euphorbia pinetorum (8 revisions)
- Manihot angustiloba (8 revisions)
- Gomphrena nitida (8 revisions)
- Draba malpighiacea (8 revisions)
- Rudbeckia fulgida var. speciosa (8 revisions)
- Spiranthes lucida (8 revisions)
- Trillium ludovicianum (8 revisions)
- Linum alatum (8 revisions)
- Zygodon gracilis (8 revisions)
- Carex filifolia var. erostrata (8 revisions)
- Atriplex powellii var. minuticarpa (8 revisions)
- Rosa mollis (8 revisions)
- Limnanthes sect. Limnanthes (8 revisions)
- Arida mattturneri (8 revisions)
- Dicranum fuscescens var. fuscescens (8 revisions)
- Didymodon murrayae (8 revisions)
- Wolffia brasiliensis (8 revisions)
- Wissadula hernandioides (8 revisions)
- Kalmia polifolia (8 revisions)
- Jaffueliobryum wrightii (8 revisions)
- Ericameria nauseosa var. nauseosa (8 revisions)
- Hibiscus mutabilis (8 revisions)
- Artemisia carruthii (8 revisions)
- Drymocallis ashlandica (8 revisions)
- Ribes roezlii var. roezlii (8 revisions)
- Penstemon marcusii (8 revisions)
- Anomodontaceae (8 revisions)
- Polypremum procumbens (8 revisions)
- Rhinanthus major (8 revisions)
- Pseudoleskea incurvata var. incurvata (8 revisions)
- Fontinalis antipyretica (8 revisions)
- Scleria baldwinii (8 revisions)
- Leucospora multifida (8 revisions)
- Pohlia vexans (8 revisions)
- Lepidium chalepense (8 revisions)
- Violaceae (8 revisions)
- Isolepis carinata (8 revisions)
- Xanthium strumarium (8 revisions)
- Heuchera wootonii (8 revisions)
- Solidago rugosa subsp. aspera (8 revisions)
- Carex platyphylla (8 revisions)
- Cardamine bellidifolia (8 revisions)
- Cerastium tomentosum (8 revisions)
- Baccharis glomeruliflora (8 revisions)
- Bolboschoenus glaucus (8 revisions)
- Erigeron muirii (8 revisions)
- Polygonella fimbriata (8 revisions)
- Sabal palmetto (8 revisions)
- Heterotheca subaxillaris subsp. latifolia (8 revisions)
- Juncaginaceae (8 revisions)
- Perityle ajoensis (8 revisions)
- Stanleya pinnata var. pinnata (8 revisions)
- Pseudognaphalium thermale (8 revisions)
- Agave americana subsp. protamericana (8 revisions)
- Viscum album subsp. album (8 revisions)
- Carlina (8 revisions)
- Malacothrix foliosa (8 revisions)
- Allium aaseae (8 revisions)
- Sisyrinchium elmeri (8 revisions)
- Euphorbia vermiculata (8 revisions)
- Ceanothus perplexans (8 revisions)
- Mentzelia ravenii (8 revisions)
- Castilleja nelsonii (8 revisions)
- Crataegus gaylussacia (8 revisions)
- Draba oxycarpa (8 revisions)
- Asteraceae tribe Eupatorieae (8 revisions)
- Oncidium ensatum (8 revisions)
- Frangula alnus (8 revisions)
- Pseudobraunia (8 revisions)
- Eleocharis decumbens (8 revisions)
- Atriplex parishii var. subtilis (8 revisions)
- Portulacaceae (8 revisions)
- Rosa arkansana (8 revisions)
- Limnanthes alba subsp. parishii (8 revisions)
- Oönopsis (8 revisions)
- Ponthieva brittoniae (8 revisions)
- Kiaeria blyttii (8 revisions)
- Molendoa ogalalensis (8 revisions)
- Acoelorraphe (8 revisions)
- Thymelaea passerina (8 revisions)
- Erica vagans (8 revisions)
- Bucklandiella sect. Lawtonia (8 revisions)
- Symphyotrichum porteri (8 revisions)
- Iliamna latibracteata (8 revisions)
- Cirsium clavatum var. clavatum (8 revisions)
- Drymocallis cuneifolia var. cuneifolia (8 revisions)
- Potentilla bicrenata (8 revisions)
- Arctostaphylos nummularia subsp. mendocinoensis (8 revisions)
- Dodecatheon austrofrigidum (8 revisions)
- Penstemon sect. Elmigera (8 revisions)
- Callitriche longipedunculata (8 revisions)
- Pedicularis attollens subsp. protogyna (8 revisions)
- Pseudoleskeella serpentinensis (8 revisions)
- Entodon schleicheri (8 revisions)
- Scleria curtissii (8 revisions)
- Sophronanthe (8 revisions)
- Mnium (8 revisions)
- Lepidium jaredii (8 revisions)
- Cyclanthera gracillima (8 revisions)
- Cyperus acuminatus (8 revisions)
- Helianthella californica subsp. shastensis (8 revisions)
- Mitella breweri (8 revisions)
- Carex flaccosperma (8 revisions)
- Cardamine hirsuta (8 revisions)
- Liatris acidota (8 revisions)
- Lepidium ruderale (8 revisions)
- Stellaria (8 revisions)
- Tetradymia (8 revisions)
- Carex specifica (8 revisions)
- Erigeron glacialis var. hirsutus (8 revisions)
- Fallopia (8 revisions)
- Sagittaria lancifolia subsp. lancifolia (8 revisions)
- Heterotheca rutteri (8 revisions)
- Musaceae (8 revisions)
- Streptanthus callistus (8 revisions)
- Acourtia nana (8 revisions)
- Clappia (8 revisions)
- Paysonia auriculata (8 revisions)
- Ceanothus cordulatus (8 revisions)
- Crepis (8 revisions)
- Malacothrix saxatilis var. arachnoidea (8 revisions)
- Allium burlewii (8 revisions)
- Sisyrinchium radicatum (8 revisions)
- Croton heptalon (8 revisions)
- Mercurialis annua (8 revisions)
- Phyllanthus tenellus (8 revisions)
- Castilleja parviflora var. albida (8 revisions)
- Crataegus succulenta var. gemmosa (8 revisions)
- Lilium lancifolium (8 revisions)
- Draba ramulosa (8 revisions)
- Eupatorium hyssopifolium var. laciniatum (8 revisions)
- Orchidaceae tribe Neottieae (8 revisions)
- Euphorbia laredana (8 revisions)
- Plagiopus oederianus (8 revisions)
- Atriplex wrightii (8 revisions)
- Cistanthe tweedyi (8 revisions)
- Rubus parvifolius (8 revisions)
- Rosa nutkana subsp. macdougalii (8 revisions)
- Salix nigra (8 revisions)
- Pyrrocoma clementis var. clementis (8 revisions)
- Platanthera tipuloides var. behringiana (8 revisions)
- Rhabdoweisia crenulata (8 revisions)
- Leptodontium viticulosoides (8 revisions)
- Arecaceae tribe Hyophorbeae (8 revisions)
- Dysphania chilensis (8 revisions)
- Niphotrichum sect. Elongata (8 revisions)
- Symphyotrichum lanceolatum var. latifolium (8 revisions)
- Lavatera trimestris (8 revisions)
- Artemisia serrata (8 revisions)
- Alchemilla glomerulans (8 revisions)
- Potentilla rhyolitica var. rhyolitica (8 revisions)
- Arctostaphylos insularis (8 revisions)
- Primula (8 revisions)
- Penstemon centranthifolius (8 revisions)
- Mammillaria thornberi (8 revisions)
- Thuidiaceae (8 revisions)
- Tayloria froelichiana (8 revisions)
- Carex stipata var. stipata (8 revisions)
- Plantago canescens (8 revisions)
- Pedicularis capitata (8 revisions)
- Paludella squarrosa (8 revisions)
- Viola cuneata (8 revisions)
- Cyperus cuspidatus (8 revisions)
- Geraea canescens (8 revisions)
- Jepsonia heterandra (8 revisions)
- Penstemon attenuatus var. palustris (8 revisions)
- Solidago tortifolia (8 revisions)
- Carex aestivalis (8 revisions)
- Cardamine pattersonii (8 revisions)
- Liatris savannensis (8 revisions)
- Brassicaceae tribe Noccaeeae (8 revisions)
- Stellaria fontinalis (8 revisions)
- Lepidospartum burgessii (8 revisions)
- Carex projecta (8 revisions)
- Erigeron eximius (8 revisions)
- Polygonum achoreum (8 revisions)
- Xyris montana (8 revisions)
- Heterotheca villosa var. villosa (8 revisions)
- Tradescantia crassula (8 revisions)
- Streptanthus glandulosus subsp. glandulosus (8 revisions)
- Gamochaeta sphacelata (8 revisions)
- Blepharipappus (8 revisions)
- Furcraea selloa (8 revisions)
- Physaria arctica (8 revisions)
- Vitis rotundifolia var. munsoniana (8 revisions)
- Crepis modocensis subsp. modocensis (8 revisions)
- Agoseris aurantiaca var. aurantiaca (8 revisions)
- Heliomeris multiflora var. multiflora (8 revisions)
- Crinum asiaticum (8 revisions)
- Zigadenus densus (8 revisions)
- Cornus subg. Syncarpea (8 revisions)
- Croton pottsii var. thermophilus (8 revisions)
- Castilleja puberula (8 revisions)
- Lilium kelleyanum (8 revisions)
- Draba spectabilis (8 revisions)
- Orchidaceae (tribe Neottieae) subtribe Limodorinae (8 revisions)
- Vitis palmata (8 revisions)
- Philonotis gracillima (8 revisions)
- Atriplex matamorensis (8 revisions)
- Claytonia nevadensis (8 revisions)
- Spiraea tomentosa var. rosea (8 revisions)
- Cynophalla flexuosa (8 revisions)
- Pyrrocoma linearis (8 revisions)
- Platanthera chorisiana (8 revisions)
- Bruchia drummondii (8 revisions)
- Pottiaceae subfam. Pottioideae (8 revisions)
- Potamogeton diversifolius (8 revisions)
- Chenopodium (8 revisions)
- Chamaedaphne calyculata (8 revisions)
- Codriophorus depressus (8 revisions)
- Juncus militaris (8 revisions)
- Symphyotrichum novi-belgii var. villicaule (8 revisions)
- Malacothamnus palmeri (8 revisions)
- Turnera diffusa (8 revisions)
- Aphanes occidentalis (8 revisions)
- Arctostaphylos pilosula (8 revisions)
- Primula cuneifolia subsp. cuneifolia (8 revisions)
- Penstemon comarrhenus (8 revisions)
- Polycnemum arvense (8 revisions)
- Orthotrichum anomalum (8 revisions)
- Gollania (8 revisions)
- Plantago maritima (8 revisions)
- Pedicularis flammea (8 revisions)
- Rhizomnium magnifolium (8 revisions)
- Viola lanceolata (8 revisions)
- Jefea (8 revisions)
- Ribes canthariforme (8 revisions)
- Penstemon deustus var. suffrutescens (8 revisions)
- Solidago rigida subsp. humilis (8 revisions)
- Schoenoplectus sect. Supini (8 revisions)
- Leavenworthia aurea (8 revisions)
- Salix glauca var. acutifolia (8 revisions)
- Stellaria pallida (8 revisions)
- Blennosperma nanum (8 revisions)
- Carex tincta (8 revisions)
- Salix subg. Chamaetia (8 revisions)
- Erigeron velutipes (8 revisions)
- Doellingeria (8 revisions)
- Potamogeton illinoensis (8 revisions)
- Streptanthus insignis subsp. lyonii (8 revisions)
- Euchiton (8 revisions)
- Layia munzii (8 revisions)
- Smilax bona-nox (8 revisions)
- Physaria carinata subsp. paysonii (8 revisions)
- Cornus subg. Mesomora (8 revisions)
- Crepis pleurocarpa (8 revisions)
- Tetragonotheca (8 revisions)
- Hymenocallis liriosme (8 revisions)
- Iris pallida (8 revisions)
- Euphorbia tithymaloides subsp. smallii (8 revisions)
- Croton linearis (8 revisions)
- Castilleja scabrida var. scabrida (8 revisions)
- Crataegus reverchonii var. palmeri (8 revisions)
- Lilium canadense (8 revisions)
- Draba weberi (8 revisions)
- Eutrochium purpureum var. purpureum (8 revisions)
- Trillium underwoodii (8 revisions)
- Hydrangea cinerea (8 revisions)
- Orthodontium gracile (8 revisions)
- Atriplex gardneri var. welshii (8 revisions)
- Mirabilis sect. Mirabilopsis (8 revisions)
- Spiraea thunbergii (8 revisions)
- Potentilla sect. Arenicolae (8 revisions)
- Polanisia uniglandulosa (8 revisions)
- Grindelia grandiflora (8 revisions)
- Platanthera ciliaris (8 revisions)
- Ceratodon heterophyllus (8 revisions)
- Tortula truncata (8 revisions)
- Tradescantia crassifolia (8 revisions)
- Anulocaulis reflexus (8 revisions)
- Crataegus rubella (8 revisions)
- Scouleriaceae (8 revisions)
- Bromeliaceae (8 revisions)
- Symphyotrichum foliaceum var. foliaceum (8 revisions)
- Malvastrum aurantiacum (8 revisions)
- Cota (8 revisions)
- Marah guadalupensis (8 revisions)
- Poteridium annuum (8 revisions)
- Potentilla villosa (8 revisions)
- Arctostaphylos luciana (8 revisions)
- Trientalis (8 revisions)
- Penstemon glaber var. glaber (8 revisions)
- Paulownia (8 revisions)
- Hypnum bambergeri (8 revisions)
- Russelia (8 revisions)
- Hookeria lucens (8 revisions)
- Scorpidium scorpioides (8 revisions)
- Cyperus rotundus (8 revisions)
- Lasianthaea (8 revisions)
- Penstemon heterodoxus var. heterodoxus (8 revisions)
- Nestotus macleanii (8 revisions)
- Rorippa aquatica (8 revisions)
- Koanophyllon (8 revisions)
- Gaultheria ovatifolia (8 revisions)
- Minuartia californica (8 revisions)
- Ionactis (8 revisions)
- Carex tetrastachya (8 revisions)
- Boechera missouriensis (8 revisions)
- Erigeron sionis var. sionis (8 revisions)
- Polygonum heterosepalum (8 revisions)
- Erigeron eatonii var. villosus (8 revisions)
- Sparganium emersum (8 revisions)
- Thelypodiopsis ambigua (8 revisions)
- Lasthenia sect. Burrielia (8 revisions)
- Filago vulgaris (8 revisions)
- Calycadenia micrantha (8 revisions)
- Smilax smallii (8 revisions)
- Physaria douglasii subsp. douglasii (8 revisions)
- Celastrus scandens (8 revisions)
- Taraxacum (8 revisions)
- Microseris laciniata subsp. leptosepala (8 revisions)
- Iva axillaris (8 revisions)
- Hymenocallis latifolia (8 revisions)
- Iris hookeri (8 revisions)
- Colubrina stricta (8 revisions)
- Cirsium crassicaule (8 revisions)
- Maurandella (8 revisions)
- Crataegus collina var. lettermanii (8 revisions)
- Hypoxis rigida (8 revisions)
- Populus balsamifera (8 revisions)
- Ageratum corymbosum (8 revisions)
- Calochortus westonii (8 revisions)
- Phyllanthus evanescens (8 revisions)
- Atriplex torreyi var. griffithsii (8 revisions)
- Lewisia columbiana var. rupicola (8 revisions)
- Holodiscus (8 revisions)
- Glossopetalon spinescens var. aridum (8 revisions)
- Cleomella angustifolia (8 revisions)
- Piperia cooperi (8 revisions)
- Ditrichum montanum (8 revisions)
- Sphagnum bergianum (8 revisions)
- Zostera japonica (8 revisions)
- Chenopodium subsect. Urbica (8 revisions)
- Crataegus sheila-phippsiae var. sheila-phippsiae (8 revisions)
- Sphagnum jensenii (8 revisions)
- Callisia graminea (8 revisions)
- Symphyotrichum ascendens (8 revisions)
- Meximalva filipes (8 revisions)
- Glebionis (8 revisions)
- Muntingiaceae (8 revisions)
- Dryas incisa (8 revisions)
- Filipendula ulmaria (8 revisions)
- Arctostaphylos imbricata (8 revisions)
- Lysimachia graminea (8 revisions)
- Scrophularia marilandica (8 revisions)
- Keckiella rothrockii var. rothrockii (8 revisions)
- Hypnum imponens (8 revisions)
- Carex mesochorea (8 revisions)
- Gambelia speciosa (8 revisions)
- Pseudocryphaea domingensis (8 revisions)
- Sarmentypnum (8 revisions)
- Cyperus schweinitzii (8 revisions)
- Simsia lagasceiformis (8 revisions)
- Verbascum blattaria (8 revisions)
- Stenotus lanuginosus var. andersonii (8 revisions)
- Carex sect. Anomalae (8 revisions)
- Bryum calobryoides (8 revisions)
- Rorippa sessiliflora (8 revisions)
- Vaccinium myrtillus (8 revisions)
- Minuartia macrocarpa (8 revisions)
- Baccharis malibuensis (8 revisions)
- Carex crinita var. crinita (8 revisions)
- Boechera pinzliae (8 revisions)
- Conyza bonariensis (8 revisions)
- Polygonum austiniae (8 revisions)
- Rhapidophyllum (8 revisions)
- Thelypodium howellii subsp. howellii (8 revisions)
- Micropus californicus var. subvestitus (8 revisions)
- Centromadia parryi subsp. australis (8 revisions)
- Andreaea (8 revisions)
- Salix eastwoodiae (8 revisions)
- Ceanothus oliganthus (8 revisions)
- Taraxacum alaskanum (8 revisions)
- Stebbinsoseris (8 revisions)
- Coreopsis latifolia (8 revisions)
- Zephyranthes rosea (8 revisions)
- Iris munzii (8 revisions)
- Euphorbia oblongata (8 revisions)
- Cirsium occidentale var. occidentale (8 revisions)
- Chloropyron molle subsp. hispidum (8 revisions)
- Crataegus mollis var. incisifolia (8 revisions)
- Maianthemum racemosum subsp. racemosum (8 revisions)
- Boechera depauperata (8 revisions)
- Carphochaete bigelovii (8 revisions)
- Calochortus longebarbatus var. longebarbatus (8 revisions)
- Linum sulcatum (8 revisions)
- Sarcocornia (8 revisions)
- Aruncus dioicus var. vulgaris (8 revisions)
- Oxystylis lutea (8 revisions)
- Rudbeckia maxima (8 revisions)
- Habenaria repens (8 revisions)
- Hydrangea (8 revisions)
- Gymnostomiella orcuttii (8 revisions)
- Chenopodium fremontii (8 revisions)
- Brachydontium (8 revisions)
- Cleistocarpidium (8 revisions)
- Arecaceae (tribe Areceae) subtribe Ptychospermatinae (8 revisions)
- Senecio amplectens var. amplectens (8 revisions)
- Sida (8 revisions)
- Tilia americana (8 revisions)
- Cercocarpus breviflorus (8 revisions)
- Ivesia patellifera (8 revisions)
- Lysimachia vulgaris (8 revisions)
- Penstemon scariosus var. albifluvis (8 revisions)
- Carex gynocrates (8 revisions)
- Veronica (8 revisions)
- Agalinis caddoensis (8 revisions)
- Hygrohypnum cochleariifolium (8 revisions)
- Brachytheciastrum velutinum var. velutinum (8 revisions)
- Viola quercetorum (8 revisions)
- Cyperus retrofractus (8 revisions)
- Helianthus praecox subsp. praecox (8 revisions)
- Saxifraga rivularis subsp. arctolitoralis (8 revisions)
- Penstemon pruinosus (8 revisions)
- Carex lacustris (8 revisions)
- Gemmabryum coronatum (8 revisions)
- Populus deltoides subsp. deltoides (8 revisions)
- Ageratina adenophora (8 revisions)
- Vaccinium myrtilloides (8 revisions)
- Minuartia stolonifera (8 revisions)
- Gymnosperma glutinosum (8 revisions)
- Carex lenticularis var. impressa (8 revisions)
- Boechera rollei (8 revisions)
- Eremogone capillaris var. capillaris (8 revisions)
- Erigeron pumilus var. intermedius (8 revisions)
- Tradescantia (8 revisions)
- Monolopia gracilens (8 revisions)
- Deinandra increscens subsp. villosa (8 revisions)
- Tetraphidaceae (8 revisions)
- Physaria humilis (8 revisions)
- Eucnide (8 revisions)
- Mulgedium pulchellum (8 revisions)
- Stephanomeria exigua subsp. deanei (8 revisions)
- Coreopsis pubescens (8 revisions)
- Camassia quamash subsp. azurea (8 revisions)
- Ceanothus gloriosus var. porrectus (8 revisions)
- Trixis californica var. californica (8 revisions)
- Cordylanthus nidularius (8 revisions)
- Crataegus coccinea var. fulleriana (8 revisions)
- Echeandia chandleri (8 revisions)
- Boechera fructicosa (8 revisions)
- Brickellia atractyloides var. atractyloides (8 revisions)
- Calochortus palmeri var. munzii (8 revisions)
- Phyllanthus polygonoides (8 revisions)
- Mirabilis longiflora (8 revisions)
- Phemeranthus (8 revisions)
- Hemiscola diffusa (8 revisions)
- Chaenactis evermannii (8 revisions)
- Croton punctatus (8 revisions)
- Aloina rigida (8 revisions)
- Juncus greenei (8 revisions)
- Suaeda linearis (8 revisions)
- Phemeranthus aurantiacus (8 revisions)
- Sorbus subg. Torminaria (8 revisions)
- Arivela (8 revisions)
- Chaenactis alpigena (8 revisions)
- Listera ovata (8 revisions)
- Pyrularia (8 revisions)
- Sphagnum alaskense (8 revisions)
- Thalia dealbata (8 revisions)
- Chenopodium berlandieri var. zschackei (8 revisions)
- Crataegus (sect. Coccineae) ser. Apricae (8 revisions)
- Sphagnum lindbergii (8 revisions)
- Erpodium (8 revisions)
- Senecio integerrimus var. integerrimus (8 revisions)
- Sida rhombifolia (8 revisions)
- Funaria hygrometrica var. hygrometrica (8 revisions)
- Isocoma menziesii var. sedoides (8 revisions)
- Ayenia euphrasiifolia (8 revisions)
- Rosaceae subfam. Amygdaloideae (8 revisions)
- Stewartia ovata (8 revisions)
- Scrophularia lanceolata (8 revisions)
- Sedum sexangulare (8 revisions)
- Penstemon lyallii (8 revisions)
- Platygyrium fuscoluteum (8 revisions)
- Carex macrocephala (8 revisions)
- Veronica americana (8 revisions)
- Howelliella (8 revisions)
- Platydictya subtilis (8 revisions)
- Brachythecium brandegeei (8 revisions)
- Cyperus floribundus (8 revisions)
- Helianthus longifolius (8 revisions)
- Crassula colligata subsp. lamprosperma (8 revisions)
- Verbascum thapsus subsp. thapsus (8 revisions)
- Carex trichocarpa (8 revisions)
- Haplodontium macrocarpum (8 revisions)
- Conringia (8 revisions)
- Zinnia (8 revisions)
- Dudleya subg. Hasseanthus (8 revisions)
- Sagina nodosa subsp. borealis (8 revisions)
- Aster (8 revisions)
- Carex aquatilis var. dives (8 revisions)
- Boechera tularensis (8 revisions)
- Oreostemma alpigenum var. andersonii (8 revisions)
- Persicaria hydropiperoides (8 revisions)
- Erigeron salmonensis (8 revisions)
- Eriophyllum nubigenum (8 revisions)
- Hesperevax caulescens (8 revisions)
- Acanthospermum australe (8 revisions)
- Buxbaumia (8 revisions)
- Salix wolfii var. idahoensis (8 revisions)
- Euphorbia falcata (8 revisions)
- Prenanthes altissima (8 revisions)
- Prenanthella (8 revisions)
- Thelesperma ambiguum (8 revisions)
- Chlorogalum pomeridianum var. pomeridianum (8 revisions)
- Nemastylis tenuis subsp. pringlei (8 revisions)
- Hesperolinon spergulinum (8 revisions)
- Cirsium eatonii var. hesperium (8 revisions)
- Cordylanthus tenuis subsp. brunneus (8 revisions)
- Crataegus (sect. Coccineae) ser. Populneae (8 revisions)
- Hosta plantaginea (8 revisions)
- Brickellia eupatorioides var. eupatorioides (8 revisions)
- Lophiola aurea (8 revisions)
- Euphorbia commutata (8 revisions)
- Salsola soda (8 revisions)
- Seymeria scabra (8 revisions)
- Sorbus sect. Tianshanicae (8 revisions)
- Aurinia saxatilis (8 revisions)
- Rudbeckia nitida (8 revisions)
- Dioscorea bulbifera (8 revisions)
- Trillium chloropetalum var. chloropetalum (8 revisions)
- Croton incanus (8 revisions)
- Syntrichia obtusissima (8 revisions)
- Syringodium (8 revisions)
- Spinacia (8 revisions)
- Crataegus lepida (8 revisions)
- Fissidens crispus (8 revisions)
- Timmiella crassinervis (8 revisions)
- Luzula parviflora (8 revisions)
- Senecio riddellii (8 revisions)
- Sidalcea candida (8 revisions)
- Arctostaphylos manzanita subsp. manzanita (8 revisions)
- Physcomitrium immersum (8 revisions)
- Ericameria nauseosa var. bigelovii (8 revisions)
- Melochia corchorifolia (8 revisions)
- Rosaceae tribe Amygdaleae (8 revisions)
- Ivesia longibracteata (8 revisions)
- Diapensia (8 revisions)
- Ribes quercetorum (8 revisions)
- Penstemon thurberi (8 revisions)
- Taxiphyllum deplanatum (8 revisions)
- Veronica fruticans (8 revisions)
- Agalinis skinneriana (8 revisions)
- Drepanocladus aduncus (8 revisions)
- Bryoandersonia (8 revisions)
- Kyllinga gracillima (8 revisions)
- Helianthus pauciflorus subsp. pauciflorus (8 revisions)
- Bryophyllum delagoense (8 revisions)
- Penstemon cusickii (8 revisions)
- Carex rostrata (8 revisions)
- Plagiobryoides cellularis (8 revisions)
- Descurainia paradisa (8 revisions)
- Ambrosia hispida (8 revisions)
- Vaccinium sect. Vaccinium (8 revisions)
- Geocarpon (8 revisions)
- Carex atrosquama (8 revisions)
- Polyctenium (8 revisions)
- Bistorta (8 revisions)
- Erigeron canus (8 revisions)
- Alpinia zerumbet (8 revisions)
- Eriophyllum confertiflorum var. confertiflorum (8 revisions)
- Pterocaulon virgatum (8 revisions)
- Kyhosia bolanderi (8 revisions)
- Polytrichastrum sexangulare var. vulcanicum (8 revisions)
- Physaria obdeltata (8 revisions)
- Chrysobalanaceae (8 revisions)
- Krigia cespitosa var. cespitosa (8 revisions)
- Bidens heterosperma (8 revisions)
- Schoenolirion (8 revisions)
- Romulea rosea (8 revisions)
- Cistus psilosepalus (8 revisions)
- Linum australe var. australe (8 revisions)
- Gochnatia hypoleuca (8 revisions)
- Orthocarpus cuspidatus subsp. cryptanthus (8 revisions)
- Crataegus pruinosa var. dissona (8 revisions)
- Allium canadense var. fraseri (8 revisions)
- Calochortus clavatus var. avius (8 revisions)
- Mentzelia paradoxensis (8 revisions)
- Amaranthus subg. Acnida (8 revisions)
- Castilleja ambigua var. meadii (8 revisions)
- Cotoneaster vestitus (8 revisions)
- Gaillardia (8 revisions)
- Cypripedium fasciculatum (8 revisions)
- Hexalectris spicata var. spicata (8 revisions)
- Microbryum floerkeanum (8 revisions)
- Cyperaceae (8 revisions)
- Axyris amaranthoides (8 revisions)
- Crataegus attrita (8 revisions)
- Thlaspi arvense (8 revisions)
- Fissidens closteri (8 revisions)
- Trichostomum tenuirostre var. gemmiparum (8 revisions)
- Xyris longisepala (8 revisions)
- Senecio fremontii var. occidentalis (8 revisions)
- Sidalcea hickmanii subsp. parishii (8 revisions)
- Arctostaphylos crustacea (8 revisions)
- Schistidium apocarpum (8 revisions)
- Lessingia glandulifera var. tomentosa (8 revisions)
- Abutilon hulseanum (8 revisions)
- Prunus virginiana var. demissa (8 revisions)
- Ivesia argyrocoma var. argyrocoma (8 revisions)
- Halesia (8 revisions)
- Sedum spathulifolium var. pruinosum (8 revisions)
- Penstemon crandallii var. atratus (8 revisions)
- Hageniella micans (8 revisions)
- Erythranthe michiganensis (8 revisions)
- Orobanchaceae (8 revisions)
- Dasistoma (8 revisions)
- Hygroamblystegium (8 revisions)
- Homalothecium (8 revisions)
- Dulichium arundinaceum var. boreale (8 revisions)
- Dicoria canescens (8 revisions)
- Aeonium arboreum (8 revisions)
- Penstemon laetus var. leptosepalus (8 revisions)
- Carex lupuliformis (8 revisions)
- Ptychostomum lonchocaulon (8 revisions)
- Tropidocarpum californicum (8 revisions)
- Bryonia (8 revisions)
- Eleocharis vivipara (8 revisions)
- Silphium radula var. gracile (8 revisions)
- Micranthes idahoensis (8 revisions)
- Solidago plumosa (8 revisions)
- Carex bella (8 revisions)
- Cakile (8 revisions)
- Aconogonon davisiae var. glabrum (8 revisions)
- Packera hartiana (8 revisions)
- Erigeron flabellifolius (8 revisions)
- Limnobium (8 revisions)
- Townsendia formosa (8 revisions)
- Arnica angustifolia subsp. tomentosa (8 revisions)
- Asteraceae tribe Anthemideae (8 revisions)
- Carlquistia (8 revisions)
- Sphagnum perichaetiale (8 revisions)
- Physaria pruinosa (8 revisions)
- Hieracium flagellare (8 revisions)
- Acourtia runcinata (8 revisions)
- Bidens cernua (8 revisions)
- Ornithogalum umbellatum (8 revisions)
- Nolina (8 revisions)
- Lechea maritima var. virginica (8 revisions)
- Saussurea triangulata (8 revisions)
- Triphysaria micrantha (8 revisions)
- Crataegus pinetorum (8 revisions)
- Allium perdulce var. perdulce (8 revisions)
- Prosartes trachycarpa (8 revisions)
- Euphorbia tetrapora (8 revisions)
- Amaranthus caudatus (8 revisions)
- Cotoneaster divaricatus (8 revisions)
- Athysanus (8 revisions)
- Helenium amarum var. badium (8 revisions)
- Vanilla dilloniana (8 revisions)
- Epidendrum rigidum (8 revisions)
- Rhizophoraceae (8 revisions)
- Acaulon muticum (8 revisions)
- Carex tonsa var. tonsa (8 revisions)
- Corispermum americanum var. americanum (8 revisions)
- Populus grandidentata (8 revisions)
- Eurybia radula (8 revisions)
- Brothera (8 revisions)
- Tortella tortuosa var. tortuosa (8 revisions)
- Juncus filiformis (8 revisions)
- Senecio elegans (8 revisions)
- Sidalcea malviflora subsp. purpurea (8 revisions)
- Arctostaphylos glandulosa subsp. mollis (8 revisions)
- Schistidium heterophyllum (8 revisions)
- Lessingia leptoclada (8 revisions)
- Alcea rosea (8 revisions)
- Prunus havardii (8 revisions)
- Horkelia tenuiloba (8 revisions)
- Sarracenia oreophila (8 revisions)
- Penthorum (8 revisions)
- Penstemon sect. Chamaeleon (8 revisions)
- Wijkia carlottae (8 revisions)
- Erythranthe marmorata (8 revisions)
- Buddleja davidii (8 revisions)
- Tomentypnum nitens (8 revisions)
- Tayloria serrata (8 revisions)
- Rhynchospora microcephala (8 revisions)
- Heliomeris hispida (8 revisions)
- Dudleya attenuata (8 revisions)
- Penstemon richardsonii var. richardsonii (8 revisions)
- Meesiaceae (8 revisions)
- Erysimum inconspicuum (8 revisions)
- Hypericum (8 revisions)
- Berlandiera ×humilis (8 revisions)
- Micranthes rhomboidea (8 revisions)
- Solidago puberula subsp. pulverulenta (8 revisions)
- Carex microchaeta subsp. nesophila (8 revisions)
- Carrichtera (8 revisions)
- Limonium arborescens (8 revisions)
- Packera neomexicana var. toumeyi (8 revisions)
- Erigeron uncialis var. conjugans (8 revisions)
- Potamogeton gramineus (8 revisions)
- Townsendia jonesii (8 revisions)
- Arnica lanceolata subsp. prima (8 revisions)
- Cirsium brevifolium (8 revisions)
- Hymenopappus (8 revisions)
- Atrichum angustatum (8 revisions)
- Physaria subumbellata (8 revisions)
- Argythamnia claryana (8 revisions)
- Hieracium schultzii (8 revisions)
- Coccoloba (8 revisions)
- Chrysanthemoides (8 revisions)
- Varilla texana (8 revisions)
- Brodiaea filifolia (8 revisions)
- Dasylirion (8 revisions)
- Lagenaria siceraria subsp. siceraria (8 revisions)
- Mentzelia oreophila (8 revisions)
- Amberboa (8 revisions)
- Glossostigma (8 revisions)
- Phoradendron juniperinum (8 revisions)
- Allium gooddingii (8 revisions)
- Clintonia (8 revisions)
- Fendlerella utahensis (8 revisions)
- Amaranthus blitum (8 revisions)
- Castilleja covilleana (8 revisions)
- Cotoneaster melanocarpus (8 revisions)
- Draba argyrea (8 revisions)
- Trillium ovatum (8 revisions)
- Polystachya concreta (8 revisions)
- Ximenia (8 revisions)
- Micromitrium wrightii (8 revisions)
- Carex inops subsp. inops (8 revisions)
- Corispermum nitidum (8 revisions)
- Salix sect. Candidae (8 revisions)
- Eurybia paludosa (8 revisions)
- Campylopus pyriformis (8 revisions)
- Weissia brachycarpa (8 revisions)
- Potamogeton pusillus subsp. tenuissimus (8 revisions)
- Ericameria parishii var. parishii (8 revisions)
- Sidalcea setosa (8 revisions)
- Menziesia ferruginea (8 revisions)
- Schistidium venetum (8 revisions)
- Anoda pentaschista (8 revisions)
- Prunus spinosa (8 revisions)
- Horkelia sect. Parryae (8 revisions)
- Cyrillaceae (8 revisions)
- Sideroxylon lanuginosum subsp. lanuginosum (8 revisions)
- Penstemon angustifolius var. vernalensis (8 revisions)
- Orthotrichum pylaisii (8 revisions)
- Erythranthe calciphila (8 revisions)
- Orobanche californica subsp. grayana (8 revisions)
- Loasaceae Illustrations (8 revisions)
- Groutiella tumidula (8 revisions)
- Sciuro-hypnum glaciale (8 revisions)
- Dudleya abramsii subsp. abramsii (8 revisions)
- Penstemon clevelandii var. mohavensis (8 revisions)
- Rosulabryum (8 revisions)
- Hypericum chapmanii (8 revisions)
- Eleocharis coloradoensis (8 revisions)
- Echinacea paradoxa var. neglecta (8 revisions)
- Ribes aureum var. gracillimum (8 revisions)
- Solidago curtisii var. flaccidifolia (8 revisions)
- Schoenoplectus subterminalis (8 revisions)
- Erucastrum gallicum (8 revisions)
- Brickellia eupatorioides var. texana (8 revisions)
- Eremogone eastwoodiae var. eastwoodiae (8 revisions)
- Packera spellenbergii (8 revisions)
- Carex glareosa subsp. pribylovensis (8 revisions)
- Erigeron pinnatisectus (8 revisions)
- Najas minor (8 revisions)
- Eucephalus engelmannii (8 revisions)
- Peucephyllum (8 revisions)
- Sphaeromeria compacta (8 revisions)
- Hymenopappus filifolius var. nanus (8 revisions)
- Lyellia (8 revisions)
- Sisymbrium erysimoides (8 revisions)
- Hieracium venosum (8 revisions)
- Rumex acetosella (8 revisions)
- Antennaria argentea (8 revisions)
- Eriogonum helichrysoides (8 revisions)
- Dichelostemma capitatum subsp. pauciflorum (8 revisions)
- Yucca gloriosa (8 revisions)
- Crocanthemum dumosum (8 revisions)
- Argythamnia serrata (8 revisions)
- Carthamus lanatus (8 revisions)
- Erythranthe sierrae (8 revisions)
- Euphorbia theriaca var. theriaca (8 revisions)
- Allium howellii (8 revisions)
- Erythronium purpurascens (8 revisions)
- Linum lewisii var. lewisii (8 revisions)
- Amaranthus albus (8 revisions)
- Castilleja exserta var. latifolia (8 revisions)
- Draba cana (8 revisions)
- Hymenoxys hoopesii (8 revisions)
- Beloglottis costaricensis (8 revisions)
- Liparis (8 revisions)
- Simmondsiaceae (8 revisions)
- Syrrhopodon ligulatus (8 revisions)
- Carex picta (8 revisions)
- Atriplex heterosperma (8 revisions)
- Amelanchier alnifolia var. pumila (8 revisions)
- Salix viminalis (8 revisions)
- Cynodontium tenellum (8 revisions)
- Bellibarbula recurva (8 revisions)
- Potamogeton subsibiricus (8 revisions)
- Rhododendron maximum (8 revisions)
- Grimmia reflexidens (8 revisions)
- Symphyotrichum grandiflorum (8 revisions)
- Callirhoë involucrata var. involucrata (8 revisions)
- Prunus murrayana (8 revisions)
- Horkelia howellii (8 revisions)
- Pyrola minor (8 revisions)
- Chrysophyllum (8 revisions)
- Penstemon mucronatus (8 revisions)
- Neckeraceae (8 revisions)
- Diplacus bigelovii var. cuspidatus (8 revisions)
- Orobanche valida subsp. valida (8 revisions)
- Rhytidiadelphus (8 revisions)
- Scleropodium obtusifolium (8 revisions)
- Rhynchospora recognita (8 revisions)
- Dudleya farinosa (8 revisions)
- Penstemon palmeri var. macranthus (8 revisions)
- Roellobryon (8 revisions)
- Strigosella (8 revisions)
- Hypericum suffruticosum (8 revisions)
- Eleocharis elongata (8 revisions)
- Balsamorhiza lanata (8 revisions)
- Heuchera glabra (8 revisions)
- Solidago arguta var. caroliniana (8 revisions)
- Carex polymorpha (8 revisions)
- Bunias (8 revisions)
- Brickellia longifolia var. longifolia (8 revisions)
- Eremogone macradenia var. arcuifolia (8 revisions)
- Erechtites minimus (8 revisions)
- Carex sect. Deweyanae (8 revisions)
- Erigeron reductus var. angustatus (8 revisions)
- Sabal miamiensis (8 revisions)
- Chrysopsis (8 revisions)
- Bahia biternata (8 revisions)
- Artemisia porteri (8 revisions)
- Hymenopappus tenuifolius (8 revisions)
- Timmia megapolitana subsp. bavarica (8 revisions)
- Caulanthus (8 revisions)
- Hypochaeris chillensis (8 revisions)
- Rumex fascicularis (8 revisions)
- Antennaria racemosa (8 revisions)
- Chrysactinia mexicana (8 revisions)
- Eriogonum thornei (8 revisions)
- Bloomeria (8 revisions)
- Yucca angustissima var. angustissima (8 revisions)
- Frankenia palmeri (8 revisions)
- Colubrina asiatica var. asiatica (8 revisions)
- Centaurea stoebe subsp. micranthos (8 revisions)
- Erythranthe filicaulis (8 revisions)
- Colubrina (8 revisions)
- Allium fimbriatum var. purdyi (8 revisions)
- Erythronium umbilicatum (8 revisions)
- Elatine rubella (8 revisions)
- Oxalis metcalfei (8 revisions)
- Tidestromia suffruticosa var. suffruticosa (8 revisions)
- Linaria dalmatica subsp. macedonica (8 revisions)
- Cydonia (8 revisions)
- Populus trichocarpa (8 revisions)
- Hymenoxys rusbyi (8 revisions)
- Sacoila squamulosa (8 revisions)
- Malaxis wendtii (8 revisions)
- Euphorbia thymifolia (8 revisions)
- Tayloria splachnoides (8 revisions)
- Carex obtusata (8 revisions)
- Atriplex lindleyi (8 revisions)
- Amelanchier arborea (8 revisions)
- Salix sericea (8 revisions)
- Machaeranthera (8 revisions)
- Dicranella heteromalla (8 revisions)
- Sphagnum pylaesii (8 revisions)
- Juncus polycephalus (8 revisions)
- Sphaeralcea gierischii (8 revisions)
- Carex sect. Spirostachyae (8 revisions)
- Micranthes nelsoniana var. carlottae (8 revisions)
- Sphagnum angustifolium (8 revisions)
- Symphyotrichum georgianum (8 revisions)
- Eremalche parryi subsp. kernensis (8 revisions)
- Coleogyne (8 revisions)
- Artemisia cana subsp. cana (8 revisions)
- Allotropa (8 revisions)
- Jacquinia keyensis (8 revisions)
- Limosella (8 revisions)
- Neomacounia (8 revisions)
- Diplacus jepsonii (8 revisions)
- Leskeaceae (8 revisions)
- Schwetschkeopsis (8 revisions)
- Rhynchospora harveyi var. harveyi (8 revisions)
- Sedella (8 revisions)
- Digitalis lutea (8 revisions)
- Pohlia longicolla (8 revisions)
- Pennellia longifolia (8 revisions)
- Fimbristylis brevivaginata (8 revisions)
- Wyethia amplexicaulis (8 revisions)
- Heuchera maxima (8 revisions)
- Carex striatula (8 revisions)
- Arabidopsis thaliana (8 revisions)
- Brickellia veronicifolia (8 revisions)
- Cerastium alpinum subsp. lanatum (8 revisions)
- Hasteola suaveolens (8 revisions)
- Carex interior (8 revisions)
- Rumex nematopodus (8 revisions)
- Chrysopsis gossypina subsp. hyssopifolia (8 revisions)
- Rudbeckia laciniata var. humilis (8 revisions)
- Perityle microglossa var. microglossa (8 revisions)
- Encalypta affinis (8 revisions)
- Caulanthus major (8 revisions)
- Rumex sibiricus (8 revisions)
- Antennaria microphylla (8 revisions)
- Dysodiopsis tagetoides (8 revisions)
- Triteleia ixioides (8 revisions)
- Stenanthium occidentale (8 revisions)
- Dionaea (8 revisions)
- Kallstroemia hirsutissima (8 revisions)
- Arctotheca (8 revisions)
- Nuttallanthus floridanus (8 revisions)
- Euphorbia gracillima (8 revisions)
- Allium bolanderi var. mirabile (8 revisions)
- Fritillaria eastwoodiae (8 revisions)
- Phyllanthopsis arida (8 revisions)
- Mentzelia micrantha (8 revisions)
- Alternanthera maritima (8 revisions)
- Castilleja leschkeana (8 revisions)
- Draba incana (8 revisions)
- Tetraneuris scaposa var. argyrocaulon (8 revisions)
- Spiranthes tuberosa (8 revisions)
- Corallorhiza trifida (8 revisions)
- Euphorbia peplidion (8 revisions)
- Ulota (8 revisions)
- Carex saximontana (8 revisions)
- Atriplex subsect. Saccariae (8 revisions)
- Rosa lucieae (8 revisions)
- Tropaeolum (8 revisions)
- Dieteria canescens var. canescens (8 revisions)
- Dicranum bonjeanii (8 revisions)
- Didymodon umbrosus (8 revisions)
- Acoelorraphe wrightii (8 revisions)
- Sphaeralcea psoraloides (8 revisions)
- Carex viridula subsp. oedocarpa (8 revisions)
- Phyllodoce glanduliflora (8 revisions)
- Symphyotrichum ×amethystinum (8 revisions)
- Hibiscus martianus (8 revisions)
- Artemisia tripartita subsp. tripartita (8 revisions)
- Fragaria chiloensis subsp. lucida (8 revisions)
- Arbutus arizonica (8 revisions)
- Androsace occidentalis (8 revisions)
- Penstemon eriantherus var. argillosus (8 revisions)
- Isothecium cardotii (8 revisions)
- Diplacus tricolor (8 revisions)
- Euphrasia oakesii var. oakesii (8 revisions)
- Leskea (8 revisions)
- Plagiothecium cavifolium (8 revisions)
- Rhynchospora baldwinii (8 revisions)
- Gratiola amphiantha (8 revisions)
- Pohlia beringiensis (8 revisions)
- Idahoa scapigera (8 revisions)
- Bulbostylis (8 revisions)
- Verbesina encelioides (8 revisions)
- Heuchera brevistaminea (8 revisions)
- Baccharis texana (8 revisions)
- Carex crawei (8 revisions)
- Liatris compacta (8 revisions)
- Cerastium fischerianum (8 revisions)
- Tephroseris tundricola (8 revisions)
- Carex athrostachya (8 revisions)
- Erigeron quercifolius (8 revisions)
- Arenaria ludens (8 revisions)
- Thalassia testudinum (8 revisions)
- Pityopsis graminifolia var. aequilifolia (8 revisions)
- Chamaechaenactis scaposa (8 revisions)
- Hesperidanthus jaegeri (8 revisions)
- Thymophylla pentachaeta var. puberula (8 revisions)
- Schoenocaulon ghiesbreghtii (8 revisions)
- Agave ×ajoensis (8 revisions)
- Malpighia (8 revisions)
- Cyanthillium (8 revisions)
- Scorzonera hispanica (8 revisions)
- Phyllanthus pentaphyllus (8 revisions)
- Allium dichlamydeum (8 revisions)
- Euphorbia serpillifolia subsp. hirtula (8 revisions)
- Acalypha arvensis (8 revisions)
- Mentzelia reverchonii (8 revisions)
- Gomphrena globosa (8 revisions)
- Castilleja miniata var. miniata (8 revisions)
- Crataegus okanaganensis var. okanaganensis (8 revisions)
- Draba micropetala (8 revisions)
- Psilostrophe sparsiflora (8 revisions)
- Spiranthes romanzoffiana (8 revisions)
- Cyrtopodium polyphyllum (8 revisions)
- Aucuba (8 revisions)
- Zygodon menziesii (8 revisions)
- Carex elynoides (8 revisions)
- Acleisanthes angustifolia (8 revisions)
- Rosa sect. Pimpinellifoliae (8 revisions)
- Limnanthes bakeri (8 revisions)
- Arida parviflora (8 revisions)
- Dicranum fuscescens var. flexicaule (8 revisions)
- Didymodon fallax (8 revisions)
- Juncus drummondii (8 revisions)
- Wissadula parvifolia (8 revisions)
- Kalmia buxifolia (8 revisions)
- Indusiella (8 revisions)
- Symphyotrichum undulatum (8 revisions)
- Ibervillea lindheimeri (8 revisions)
- Artemisia douglasiana (8 revisions)
- Potentilla ovina var. ovina (8 revisions)
- Arctostaphylos uva-ursi (8 revisions)
- Dodecatheon conjugens var. conjugens (8 revisions)
- Penstemon miser (8 revisions)
- Anomodon (8 revisions)
- Sairocarpus nuttallianus (8 revisions)
- Pseudoleskea incurvata var. gigantea (8 revisions)
- Fontinalis dalecarlica (8 revisions)
- Scleria georgiana (8 revisions)
- Limnophila (8 revisions)
- Pohlia wahlenbergii (8 revisions)
- Hybanthus (8 revisions)
- Eriophorum virginicum (8 revisions)
- Enceliopsis nudicaulis (8 revisions)
- Heuchera parvifolia (8 revisions)
- Solidago rugosa var. aspera (8 revisions)
- Carex sect. Griseae (8 revisions)
- Cardamine blaisdellii (8 revisions)
- Liatris elegans var. elegans (8 revisions)
- Spergula pentandra (8 revisions)
- Ericameria parryi var. parryi (8 revisions)
- Erigeron hyperboreus (8 revisions)
- Polygonella robusta (8 revisions)
- Tradescantia gigantea (8 revisions)
- Heterotheca grandiflora (8 revisions)
- Heliconia latispatha (8 revisions)
- Perityle lemmonii (8 revisions)
- Stanleya pinnata var. integrifolia (8 revisions)
- Pseudognaphalium obtusifolium (8 revisions)
- Haploësthes greggii var. texana (8 revisions)
- Amianthium muscitoxicum (8 revisions)
- Ecballium elaterium (8 revisions)
- Ceanothus jepsonii var. jepsonii (8 revisions)
- Vernonia lettermannii (8 revisions)
- Allium tribracteatum (8 revisions)
- Sisyrinchium longipes (8 revisions)
- Nyssa ursina (8 revisions)
- Ceanothus sanguineus (8 revisions)
- Castilleja nervata (8 revisions)
- Crataegus douglasii (8 revisions)
- Draba palanderiana (8 revisions)
- Eupatorium (8 revisions)
- Trichocentrum (8 revisions)
- Oxalis montana (8 revisions)
- Tetraplodon angustatus (8 revisions)
- Eleocharis bolanderi (8 revisions)
- Atriplex parishii var. persistens (8 revisions)
- Calandrinia (8 revisions)
- Rosa blanda (8 revisions)
- Limnanthes alba subsp. gracilis (8 revisions)
- Ericameria greenei (8 revisions)
- Pseudorchis (8 revisions)
- Sphagnum (8 revisions)
- Bryoerythrophyllum (8 revisions)
- Juncus bulbosus (8 revisions)
- Coccinia (8 revisions)
- Erica lusitanica (8 revisions)
- Bucklandiella lawtoniae (8 revisions)
- Symphyotrichum priceae (8 revisions)
- Iliamna longisepala (8 revisions)
- Artemisia ludoviciana subsp. albula (8 revisions)
- Rubus flagellaris (8 revisions)
- Potentilla angelliae (8 revisions)
- Arctostaphylos densiflora (8 revisions)
- Dodecatheon utahense (8 revisions)
- Ferocactus cylindraceus (8 revisions)
- Callitriche marginata (8 revisions)
- Pedicularis aurantiaca (8 revisions)
- Pseudoleskeella tectorum (8 revisions)
- Entodon cladorrhizans (8 revisions)
- Scleria muehlenbergii (8 revisions)
- Lindernia (8 revisions)
- Mnium arizonicum (8 revisions)
- Viola bicolor (8 revisions)
- Cyperus reflexus (8 revisions)
- Helianthella castanea (8 revisions)
- Mitella ovalis (8 revisions)
- Solidago altissima subsp. altissima (8 revisions)
- Carex glaucodea (8 revisions)
- Cardamine holmgrenii (8 revisions)
- Liatris tenuifolia (8 revisions)
- Lepidium sativum (8 revisions)
- Stellaria alaskana (8 revisions)
- Tetradymia canescens (8 revisions)
- Carex petasata (8 revisions)
- Erigeron howellii (8 revisions)
- Fallopia sachalinensis (8 revisions)
- Zingiber (8 revisions)
- Tradescantia occidentalis var. scopulorum (8 revisions)
- Streptanthus campestris (8 revisions)
- Cirsium carolinianum (8 revisions)
- Clappia suaedifolia (8 revisions)
- Paysonia densipila (8 revisions)
- Ceanothus purpureus (8 revisions)
- Crepis acuminata (8 revisions)
- Malacothrix saxatilis var. commutata (8 revisions)
- Xerophyllum asphodeloides (8 revisions)
- Sisyrinchium bellum (8 revisions)
- Lepuropetalon spathulatum (8 revisions)
- Bischofia (8 revisions)
- Santalaceae (8 revisions)
- Castilleja parviflora var. olympica (8 revisions)
- Crataegus succulenta var. pisifera (8 revisions)
- Lilium catesbaei (8 revisions)
- Draba rectifructa (8 revisions)
- Rudbeckia graminifolia (8 revisions)
- Trillium parviflorum (8 revisions)
- Philadelphus texensis var. ernestii (8 revisions)
- Anacolia (8 revisions)
- Atriplex pentandra (8 revisions)
- Adenostoma sparsifolium (8 revisions)
- Rosa nutkana subsp. melina (8 revisions)
- Batis (8 revisions)
- Pyrrocoma clementis var. villosa (8 revisions)
- Rhabdoweisia crispata (8 revisions)
- Leptodontium viticulosoides var. sulphureum (8 revisions)
- Dysphania anthelmintica (8 revisions)
- Lyonia ligustrina var. ligustrina (8 revisions)
- Ericameria nauseosa var. psilocarpa (8 revisions)
- Malachra (8 revisions)
- Artemisia stelleriana (8 revisions)
- Alchemilla xanthochlora (8 revisions)
- Potentilla rhyolitica var. chiricahuensis (8 revisions)
- Arctostaphylos glauca (8 revisions)
- Ribes menziesii (8 revisions)
- Penstemon confusus (8 revisions)
- Mammillaria mainiae (8 revisions)
- Abietinella (8 revisions)
- Orthotrichum obtusifolium (8 revisions)
- Carex stipata var. maxima (8 revisions)
- Plantago cordata (8 revisions)
- Plagiomnium ellipticum (8 revisions)
- Viola douglasii (8 revisions)
- Cyperus subg. Pycreus (8 revisions)
- Ambrosia (8 revisions)
- Jepsonia malvifolia (8 revisions)
- Penstemon attenuatus var. pseudoprocerus (8 revisions)
- Solidago shortii (8 revisions)
- Carex arctata (8 revisions)
- Cardamine penduliflora (8 revisions)
- Liatris ohlingerae (8 revisions)
- Microthlaspi (8 revisions)
- Stellaria graminea (8 revisions)
- Lepidospartum squamatum (8 revisions)
- Schoenoplectus tabernaemontani (8 revisions)
- Heterotheca villosa var. ballardii (8 revisions)
- Commelina erecta (8 revisions)
- Streptanthus glandulosus subsp. albidus (8 revisions)
- Gamochaeta simplicicaulis (8 revisions)
- Blepharipappus scaber (8 revisions)
- Manfreda (8 revisions)
- Cornus sericea (8 revisions)
- Echinops (8 revisions)
- Agoseris aurantiaca var. purpurea (8 revisions)
- Heliomeris multiflora var. nevadensis (8 revisions)
- Crinum bulbispermum (8 revisions)
- Sisyrinchium halophilum (8 revisions)
- Vitis cinerea var. floridana (8 revisions)
- Karwinskia humboldtiana (8 revisions)
- Castilleja pulchella (8 revisions)
- Crataegus (sect. Coccineae) ser. Virides (8 revisions)
- Lilium parvum (8 revisions)
- Draba sphaerocarpa (8 revisions)
- Eupatorium rotundifolium var. ovatum (8 revisions)
- Orchidaceae tribe Cranichideae (8 revisions)
- Euphorbia stictospora (8 revisions)
- Philonotis longiseta (8 revisions)
- Atriplex sect. Phyllostegiae (8 revisions)
- Claytonia ogilviensis (8 revisions)
- Spiraea corymbosa (8 revisions)
- Potentilla anserina subsp. anserina (8 revisions)
- Quadrella (8 revisions)
- Pyrrocoma lucida (8 revisions)
- Platanthera flava (8 revisions)
- Tortula (8 revisions)
- Juncus leiospermus (8 revisions)
- Chenopodium subg. Blitum (8 revisions)
- Leucothoë (8 revisions)
- Codriophorus ryszardii (8 revisions)
- Stuckenia (8 revisions)
- Symphyotrichum novi-belgii var. crenifolium (8 revisions)
- Malva (8 revisions)
- Cirsium perplexans (8 revisions)
- Turnera diffusa var. diffusa (8 revisions)
- Rosaceae tribe Agrimonieae (8 revisions)
- Potentilla hyparctica subsp. hyparctica (8 revisions)
- Ribes curvatum (8 revisions)
- Primula cuneifolia subsp. saxifragifolia (8 revisions)
- Penstemon compactus (8 revisions)
- Nitrophila (8 revisions)
- Thuidium alleniorum (8 revisions)
- Gollania turgens (8 revisions)
- Carex fissa var. fissa (8 revisions)
- Plantago media (8 revisions)
- Pedicularis furbishiae (8 revisions)
- Rhizomnium nudum (8 revisions)
- Brandegea bigelovii (8 revisions)
- Cyperus serotinus (8 revisions)
- Jefea brevifolia (8 revisions)
- Boykinia (8 revisions)
- Penstemon deustus var. variabilis (8 revisions)
- Solidago rigida subsp. glabrata (8 revisions)
- Carex obispoensis (8 revisions)
- Leavenworthia stylosa (8 revisions)
- Carphephorus odoratissimus var. odoratissimus (8 revisions)
- Dimorphocarpa pinnatifida (8 revisions)
- Stellaria palustris (8 revisions)
- Blennosperma nanum var. nanum (8 revisions)
- Boechera horizontalis (8 revisions)
- Polygonum aviculare subsp. aviculare (8 revisions)
- Erigeron hyssopifolius (8 revisions)
- Arecaceae tribe Caryoteae (8 revisions)
- Streptanthus longisiliquus (8 revisions)
- Euchiton gymnocephalus (8 revisions)
- Layia pentachaeta (8 revisions)
- Smilax californica (8 revisions)
- Physaria carinata subsp. pulchella (8 revisions)
- Bernardia obovata (8 revisions)
- Agoseris heterophylla var. heterophylla (8 revisions)
- Tetragonotheca ludoviciana (8 revisions)
- Veratrum fimbriatum (8 revisions)
- Iris germanica (8 revisions)
- Cnidoscolus texanus (8 revisions)
- Guaiacum angustifolium (8 revisions)
- Castilleja scabrida var. barnebyana (8 revisions)
- Lilium grayi (8 revisions)
- Draba yukonensis (8 revisions)
- Eutrochium purpureum var. holzingeri (8 revisions)
- Trillium viride (8 revisions)
- Fendlera (8 revisions)
- Orthodontium pellucens (8 revisions)
- Atriplex gardneri var. bonnevillensis (8 revisions)
- Claytonia rubra subsp. rubra (8 revisions)
- Rubus pensilvanicus (8 revisions)
- Potentilla newberryi (8 revisions)
- Salix subg. Salix (8 revisions)
- Grindelia oxylepis (8 revisions)
- Platanthera cristata (8 revisions)
- Euphorbia terracina (8 revisions)
- Ceratodon purpureus (8 revisions)
- Tortula modica (8 revisions)
- Hedychium (8 revisions)
- Chenopodium rubrum var. rubrum (8 revisions)
- Crataegus communis (8 revisions)
- Scouleria (8 revisions)
- Luzula echinata (8 revisions)
- Symphyotrichum hallii (8 revisions)
- Malvastrum bicuspidatum (8 revisions)
- Cota tinctoria (8 revisions)
- Passiflora ciliata (8 revisions)
- Poteridium occidentale (8 revisions)
- Potentilla villosula (8 revisions)
- Arctostaphylos glutinosa (8 revisions)
- Trientalis borealis (8 revisions)
- Penstemon glaber var. alpinus (8 revisions)
- Leucophyllum (8 revisions)
- Hypnum callichroum (8 revisions)
- Carex tumulicola (8 revisions)
- Russelia equisetiformis (8 revisions)
- Pedicularis palustris subsp. palustris (8 revisions)
- Voitia hyperborea (8 revisions)
- Calliergon (8 revisions)
- Viola palmata var. palmata (8 revisions)
- Cyperus setigerus (8 revisions)
- Lasianthaea podocephala (8 revisions)
- Saxifraga oppositifolia subsp. oppositifolia (8 revisions)
- Penstemon heterodoxus var. cephalophorus (8 revisions)
- Nestotus stenophyllus (8 revisions)
- Carex luzulina var. luzulina (8 revisions)
- Rorippa austriaca (8 revisions)
- Koanophyllon villosum (8 revisions)
- Gaultheria procumbens (8 revisions)
- Minuartia caroliniana (8 revisions)
- Ionactis linariifolia (8 revisions)
- Carex hyalina (8 revisions)
- Boechera nevadensis (8 revisions)
- Erigeron sionis var. trilobatus (8 revisions)
- Polygonum bolanderi (8 revisions)
- Erigeron canaani (8 revisions)
- Thelypodiopsis aurea (8 revisions)
- Asteraceae (tribe Heliantheae) subtribe Rudbeckiinae (8 revisions)
- Calycadenia hooveri (8 revisions)
- Smilax tamnoides (8 revisions)
- Physaria douglasii subsp. tuplashensis (8 revisions)
- Pleradenophora bilocularis (8 revisions)
- Taraxacum officinale (8 revisions)
- Microseris laciniata subsp. siskiyouensis (8 revisions)
- Asteraceae (tribe Heliantheae) subtribe Coreopsidinae (8 revisions)
- Leucojum (8 revisions)
- Zigadenus venenosus var. gramineus (8 revisions)
- Nekemias (8 revisions)
- Cirsium hydrophilum (8 revisions)
- Castilleja uliginosa (8 revisions)
- Geum peckii (8 revisions)
- Hypoxis sessilis (8 revisions)
- Salix thurberi (8 revisions)
- Ageratum conyzoides (8 revisions)
- Calochortus elegans (8 revisions)
- Fagonia longipes (8 revisions)
- Atriplex parryi (8 revisions)
- Lewisia columbiana var. wallowensis (8 revisions)
- Potentilla sect. Chrysanthae (8 revisions)
- Cleomella brevipes (8 revisions)
- Grindelia fraxinipratensis (8 revisions)
- Piperia michaelii (8 revisions)
- Ceanothus verrucosus (8 revisions)
- Ditrichum pallidum (8 revisions)
- Stegonia latifolia (8 revisions)
- Zingiber zerumbet (8 revisions)
- Chenopodium urbicum (8 revisions)
- Geum urbanum (8 revisions)
- Seligeria brevifolia (8 revisions)
- Canna flaccida (8 revisions)
- Symphyotrichum defoliatum (8 revisions)
- Modiola (8 revisions)
- Glebionis segetum (8 revisions)
- Muntingia (8 revisions)
- Dryas alaskensis (8 revisions)
- Arctostaphylos cruzensis (8 revisions)
- Lysimachia hybrida (8 revisions)
- Penstemon neomexicanus (8 revisions)
- Keckiella rothrockii var. jacintensis (8 revisions)
- Hypnum jutlandicum (8 revisions)
- Fuirena simplex var. simplex (8 revisions)
- Synthyris missurica subsp. missurica (8 revisions)
- Pedicularis semibarbata subsp. semibarbata (8 revisions)
- Hypopterygiaceae (8 revisions)
- Sarmentypnum tundrae (8 revisions)
- Viola primulifolia var. primulifolia (8 revisions)
- Cyperus houghtonii (8 revisions)
- Helianthus (8 revisions)
- Ribes sanguineum var. sanguineum (8 revisions)
- Penstemon multiflorus (8 revisions)
- Scirpus atrovirens (8 revisions)
- Bryum chryseum (8 revisions)
- Rorippa sinuata (8 revisions)
- Ageratina altissima var. altissima (8 revisions)
- Vaccinium membranaceum (8 revisions)
- Minuartia marcescens (8 revisions)
- Gutierrezia (8 revisions)
- Carex crinita var. brevicrinis (8 revisions)
- Salix reticulata (8 revisions)
- Conyza floribunda (8 revisions)
- Polygonum minimum (8 revisions)
- Doellingeria umbellata var. pubens (8 revisions)
- Elaeis (8 revisions)
- Thelypodium howellii subsp. spectabilis (8 revisions)
- Lasthenia sect. Platycarpha (8 revisions)
- Psilocarphus (8 revisions)
- Centromadia parryi subsp. congdonii (8 revisions)
- Andreaea alpina (8 revisions)
- Physaria globosa (8 revisions)
- Argythamnia (8 revisions)
- Taraxacum carneocoloratum (8 revisions)
- Stebbinsoseris decipiens (8 revisions)
- Coreopsis sect. Gyrophyllum (8 revisions)
- Silene grayi (8 revisions)
- Zephyranthes insularum (8 revisions)
- Mentzelia longiloba var. longiloba (8 revisions)
- Cirsium occidentale var. coulteri (8 revisions)
- Chloropyron palmatum (8 revisions)
- Crataegus mollis var. dumetosa (8 revisions)
- Maianthemum stellatum (8 revisions)
- Boechera dispar (8 revisions)
- Trichocoronis (8 revisions)
- Calochortus longebarbatus var. peckii (8 revisions)
- Phyllanthus caroliniensis subsp. saxicola (8 revisions)
- Sarcocornia perennis (8 revisions)
- Mirabilis albida (8 revisions)
- Rosaceae tribe Gillenieae (8 revisions)
- Potentilla gracilis var. gracilis (8 revisions)
- Cleome (8 revisions)
- Chaenactis sect. Acarphaea (8 revisions)
- Cephalanthera (8 revisions)
- Canotia (8 revisions)
- Crossidium (8 revisions)
- Tillandsia paucifolia (8 revisions)
- Cyphomeris crassifolia (8 revisions)
- Crataegus margarettae var. margarettae (8 revisions)
- Brachydontium olympicum (8 revisions)
- Cleistocarpidium palustre (8 revisions)
- Tillandsia balbisiana (8 revisions)
- Senecio amplectens var. holmii (8 revisions)
- Sida abutilifolia (8 revisions)
- Entosthodon kochii (8 revisions)
- Xanthocephalum gymnospermoides (8 revisions)
- Marah horrida (8 revisions)
- Cercocarpus montanus (8 revisions)
- Ardisia (8 revisions)
- Penstemon scariosus var. cyanomontanus (8 revisions)
- Isopterygiopsis alpicola (8 revisions)
- Carex sect. Holarrhenae (8 revisions)
- Veronica longifolia (8 revisions)
- Agalinis calycina (8 revisions)
- Hygrohypnum duriusculum (8 revisions)
- Brachytheciastrum velutinum var. salicinum (8 revisions)
- Viola renifolia (8 revisions)
- Cyperus plukenetii (8 revisions)
- Helianthus praecox subsp. runyonii (8 revisions)
- Saxifraga adscendens (8 revisions)
- Penstemon radicosus (8 revisions)
- Acamptopappus (8 revisions)
- Carex hyalinolepis (8 revisions)
- Gemmabryum dichotomum (8 revisions)
- Salix ovalifolia var. glacialis (8 revisions)
- Ageratina thyrsiflora (8 revisions)
- Vaccinium pallidum (8 revisions)
- Minuartia stricta (8 revisions)
- Bigelowia (8 revisions)
- Carex lenticularis var. limnophila (8 revisions)
- Boechera rollinsiorum (8 revisions)
- Ericameria compacta (8 revisions)
- Persicaria arifolia (8 revisions)
- Erigeron pumilus var. pumilus (8 revisions)
- Juncus nodosus (8 revisions)
- Thelypodium sagittatum subsp. sagittatum (8 revisions)
- Monolopia stricta (8 revisions)
- Diaperia prolifera var. prolifera (8 revisions)
- Deinandra halliana (8 revisions)
- Tetraphis (8 revisions)
- Physaria integrifolia (8 revisions)
- Phyllanthus liebmannianus subsp. platylepis (8 revisions)
- Lactuca (8 revisions)
- Stephanomeria exigua subsp. exigua (8 revisions)
- Iva microcephala (8 revisions)
- Camassia quamash subsp. maxima (8 revisions)
- Iris orientalis (8 revisions)
- Berchemia scandens (8 revisions)
- Cirsium turneri (8 revisions)
- Cordylanthus parviflorus (8 revisions)
- Eremocrinum (8 revisions)
- Boechera glareosa (8 revisions)
- Brickellia atractyloides var. arguta (8 revisions)
- Calochortus splendens (8 revisions)
- Mentzelia sect. Mentzelia (8 revisions)
- Crataegus magniflora (8 revisions)
- Eremocrinum albomarginatum (8 revisions)
- Salix sessilifolia (8 revisions)
- Brickellia atractyloides var. odontolepis (8 revisions)
- Calochortus striatus (8 revisions)
- Frangula californica subsp. ursina (8 revisions)
- Suaeda rolandii (8 revisions)
- Phemeranthus brevicaulis (8 revisions)
- Sorbus torminalis (8 revisions)
- Arivela viscosa (8 revisions)
- Chaenactis sect. Chaenactis (8 revisions)
- Listera caurina (8 revisions)
- Ziziphus parryi (8 revisions)
- Sphagnum fimbriatum subsp. fimbriatum (8 revisions)
- Tillandsia ×smalliana (8 revisions)
- Chenopodium berlandieri var. bushianum (8 revisions)
- Waldsteinia fragarioides (8 revisions)
- Fissidens bushii (8 revisions)
- Erpodium acrifolium (8 revisions)
- Livistona chinensis (8 revisions)
- Senecio integerrimus var. ochroleucus (8 revisions)
- Sida rubromarginata (8 revisions)
- Funaria hygrometrica var. calvescens (8 revisions)
- Isocoma menziesii var. vernonioides (8 revisions)
- Ayenia filiformis (8 revisions)
- Rosaceae tribe Lyonothamneae (8 revisions)
- Symplocaceae (8 revisions)
- Penstemon anguineus (8 revisions)
- Sedum rupestre (8 revisions)
- Pseudotaxiphyllum (8 revisions)
- Veronica anagallis-aquatica (8 revisions)
- Agalinis linifolia (8 revisions)
- Platydictya minutissima (8 revisions)
- Brachythecium coruscum (8 revisions)
- Viola tricolor var. tricolor (8 revisions)
- Cyperus retrorsus (8 revisions)
- Helianthus atrorubens (8 revisions)
- Crassula tetragona (8 revisions)
- Penstemon tracyi (8 revisions)
- Eleocharis subg. Eleocharis (8 revisions)
- Haplodontium tehamense (8 revisions)
- Conringia orientalis (8 revisions)
- Zinnia acerosa (8 revisions)
- Dudleya subg. Stylophyllum (8 revisions)
- Sagina saginoides (8 revisions)
- Baccharis pilularis subsp. consanguinea (8 revisions)
- Carex aquatilis var. substricta (8 revisions)
- Populus angustifolia (8 revisions)
- Oreostemma alpigenum var. haydenii (8 revisions)
- Erigeron nematophyllus (8 revisions)
- Tradescantia hirsutiflora (8 revisions)
- Eriophyllum congdonii (8 revisions)
- Asteraceae tribe Inuleae (8 revisions)
- Blepharizonia (8 revisions)
- Buxbaumia aphylla (8 revisions)
- Linum compactum (8 revisions)
- Prenanthes aspera (8 revisions)
- Prenanthella exigua (8 revisions)
- Thelesperma megapotamicum (8 revisions)
- Chlorogalum pomeridianum var. divaricatum (8 revisions)
- Calydorea (8 revisions)
- Reynosia (8 revisions)
- Cirsium eatonii var. murdockii (8 revisions)
- Cordylanthus tenuis subsp. pallescens (8 revisions)
- Crataegus delawarensis (8 revisions)
- Hosta lancifolia (8 revisions)
- Brickellia eupatorioides var. chlorolepis (8 revisions)
- Calochortus bruneaunis (8 revisions)
- Mentzelia floridana (8 revisions)
- Salsola vermiculata (8 revisions)
- Berteroa (8 revisions)
- Orochaenactis thysanocarpha (8 revisions)
- Dioscorea sansibarensis (8 revisions)
- Calopogon (8 revisions)
- Colubrina californica (8 revisions)
- Syntrichia princeps (8 revisions)
- Tradescantia edwardsiana (8 revisions)
- Acleisanthes (8 revisions)
- Crataegus egens (8 revisions)
- Fissidens sublimbatus (8 revisions)
- Pottiaceae subfam. Merceyoideae (8 revisions)
- Luzula groenlandica (8 revisions)
- Senecio squalidus (8 revisions)
- Sidalcea celata (8 revisions)
- Arctostaphylos manzanita subsp. elegans (8 revisions)
- Physcomitrium pyriforme (8 revisions)
- Hazardia squarrosa var. grindelioides (8 revisions)
- Sicyos glaber (8 revisions)
- Prunus (8 revisions)
- Ivesia webberi (8 revisions)
- Diapensia lapponica (8 revisions)
- Sedum laxum var. laxum (8 revisions)
- Penstemon sect. Baccharifolii (8 revisions)
- Taxiphyllum taxirameum (8 revisions)
- Veronica polita (8 revisions)
- Agalinis strictifolia (8 revisions)
- Drepanocladus polygamus (8 revisions)
- Bryoandersonia illecebra (8 revisions)
- Kyllinga odorata (8 revisions)
- Helianthus pauciflorus subsp. subrhomboideus (8 revisions)
- Bryophyllum gastonis-bonnieri (8 revisions)
- Penstemon diphyllus (8 revisions)
- Plagiobryoides incrassatolimbata (8 revisions)
- Salix arctica (8 revisions)
- Scirpus polyphyllus (8 revisions)
- Silphium laciniatum (8 revisions)
- Micranthes unalaschcensis (8 revisions)
- Geocarpon minimum (8 revisions)
- Solidago leiocarpa (8 revisions)
- Polyctenium fremontii (8 revisions)
- Eremogone congesta var. congesta (8 revisions)
- Erigeron sivinskii (8 revisions)
- Sagittaria papillosa (8 revisions)
- Eriophyllum confertiflorum var. tanacetiflorum (8 revisions)
- Sachsia (8 revisions)
- Hemizonella (8 revisions)
- Polytrichastrum longisetum (8 revisions)
- Santalum (8 revisions)
- Sonchus arvensis subsp. arvensis (8 revisions)
- Krigia cespitosa var. gracilis (8 revisions)
- Bidens leptocephala (8 revisions)
- Schoenolirion croceum (8 revisions)
- Gladiolus (8 revisions)
- Cistus monspeliensis (8 revisions)
- Condalia (8 revisions)
- Cirsium quercetorum (8 revisions)
- Orthocarpus imbricatus (8 revisions)
- Geum aleppicum (8 revisions)
- Allium geyeri (8 revisions)
- Calochortus ambiguus (8 revisions)
- Euphorbia marginata (8 revisions)
- Mirabilis pudica (8 revisions)
- Cotoneaster frigidus (8 revisions)
- Arabis pycnocarpa var. pycnocarpa (8 revisions)
- Gaillardia pinnatifida (8 revisions)
- Cypripedium guttatum (8 revisions)
- Hexalectris spicata var. arizonica (8 revisions)
- Hydrangea paniculata (8 revisions)
- Microbryum vlassovii (8 revisions)
- Scirpus pallidus (8 revisions)
- Bassia (8 revisions)
- Crataegus lassa (8 revisions)
- Thlaspi alliaceum (8 revisions)
- Sphagnaceae (8 revisions)
- Trichostomum spirale (8 revisions)
- Colocasia (8 revisions)
- Senecio fremontii var. blitoides (8 revisions)
- Cucumis dipsaceus (8 revisions)
- Arctostaphylos crustacea subsp. crustacea (8 revisions)
- Schistidium atrichum (8 revisions)
- Lessingia glandulifera var. glandulifera (8 revisions)
- Abutilon hypoleucum (8 revisions)
- Prunus padus (8 revisions)
- Rubus arcticus subsp. arcticus (8 revisions)
- Halesia carolina (8 revisions)
- Penstemon crandallii var. glabrescens (8 revisions)
- Donnellia (8 revisions)
- Pseudorontium (8 revisions)
- Schwalbea (8 revisions)
- Hygroamblystegium varium (8 revisions)
- Homalothecium arenarium (8 revisions)
- Blysmopsis (8 revisions)
- Helianthus verticillatus (8 revisions)
- Aeonium arboreum var. arboreum (8 revisions)
- Verbascum bombyciferum (8 revisions)
- Carex gigantea (8 revisions)
- Ptychostomum longisetum (8 revisions)
- Brassicaceae tribe Erysimeae (8 revisions)
- Begonia cucullata (8 revisions)
- Silphium brachiatum (8 revisions)
- Micranthes californica (8 revisions)
- Solidago kralii (8 revisions)
- Carex heteroneura (8 revisions)
- Koenigia (8 revisions)
- Packera hesperia (8 revisions)
- Erigeron lanatus (8 revisions)
- Luzula (8 revisions)
- Townsendia eximia (8 revisions)
- Arnica lonchophylla (8 revisions)
- Tanacetum (8 revisions)
- Asteraceae (tribe Heliantheae) subtribe Polymniinae (8 revisions)
- Polytrichum hyperboreum (8 revisions)
- Physaria pulvinata (8 revisions)
- Euphorbia helleri (8 revisions)
- Hieracium lactucella (8 revisions)
- Cirsium repandum (8 revisions)
- Bidens laevis (8 revisions)
- Scilla (8 revisions)
- Nolina atopocarpa (8 revisions)
- Lechea mensalis (8 revisions)
- Oxalis oregana (8 revisions)
- Triphysaria pusilla (8 revisions)
- Crataegus venusta (8 revisions)
- Aletris aurea (8 revisions)
- Harperocallis flava (8 revisions)
- Triadica (8 revisions)
- Amaranthus retroflexus (8 revisions)
- Castilleja campestris var. campestris (8 revisions)
- Cotoneaster hjelmqvistii (8 revisions)
- Athysanus pusillus (8 revisions)
- Vanilla barbellata (8 revisions)
- Trillium decipiens (8 revisions)
- Euphorbia pergamena (8 revisions)
- Acaulon muticum var. muticum (8 revisions)
- Carex tonsa var. rugosperma (8 revisions)
- Corispermum americanum var. rydbergii (8 revisions)
- Salix caprea (8 revisions)
- Eurybia saxicastelli (8 revisions)
- Brothera leana (8 revisions)
- Tortella tortuosa var. arctica (8 revisions)
- Senecio pseudoarnica (8 revisions)
- Sidalcea malviflora subsp. rostrata (8 revisions)
- Cassiope (8 revisions)
- Schistidium holmenianum (8 revisions)
- Ericameria nauseosa var. hololeuca (8 revisions)
- Alcea rugosa (8 revisions)
- Rubus nivalis (8 revisions)
- Horkelia clevelandii (8 revisions)
- Sarracenia psittacina (8 revisions)
- Ribes californicum (8 revisions)
- Penstemon dasyphyllus (8 revisions)
- Cryphaeaceae (8 revisions)
- Erythranthe glaucescens (8 revisions)
- Plantaginaceae (8 revisions)
- Calliergonella (8 revisions)
- Orthotrichum flowersii (8 revisions)
- Rhynchospora capillacea (8 revisions)
- Heliomeris soliceps (8 revisions)
- Dudleya attenuata subsp. attenuata (8 revisions)
- Penstemon richardsonii var. curtiflorus (8 revisions)
- Ptychostomum cryophilum (8 revisions)
- Erysimum insulare (8 revisions)
- Hypericum sect. Myriandra (8 revisions)
- Eleocharis flavescens var. flavescens (8 revisions)
- Asteraceae (tribe Heliantheae) subtribe Ambrosiinae (8 revisions)
- Micranthes aprica (8 revisions)
- Petrorhagia saxifraga (8 revisions)
- Solidago roanensis (8 revisions)
- Carex podocarpa (8 revisions)
- Carrichtera annua (8 revisions)
- Limonium otolepis (8 revisions)
- Packera obovata (8 revisions)
- Erigeron cavernensis (8 revisions)
- Lemna obscura (8 revisions)
- Townsendia minima (8 revisions)
- Arnica longifolia (8 revisions)
- Chamaemelum nobile (8 revisions)
- Hymenopappus newberryi (8 revisions)
- Atrichum tenellum (8 revisions)
- Physaria tenella (8 revisions)
- Tragia smallii (8 revisions)
- Hieracium scabrum (8 revisions)
- Coccoloba diversifolia (8 revisions)
- Chrysanthemoides monilifera (8 revisions)
- Asteraceae (tribe Heliantheae) subtribe Pectidinae (8 revisions)
- Brodiaea insignis (8 revisions)
- Dasylirion wheeleri (8 revisions)
- Lechea torreyi var. congesta (8 revisions)
- Hesperolinon clevelandii (8 revisions)
- Chaptalia (8 revisions)
- Glossostigma cleistanthum (8 revisions)
- Philadelphus microphyllus var. madrensis (8 revisions)
- Allium validum (8 revisions)
- Clintonia uniflora (8 revisions)
- Croton texensis (8 revisions)
- Amaranthus viridis (8 revisions)
- Castilleja crista-galli (8 revisions)
- Pyracantha (8 revisions)
- Draba arida (8 revisions)
- Helenium elegans var. elegans (8 revisions)
- Goodyera oblongifolia (8 revisions)
- Bulbophyllum (8 revisions)
- Mentzelia (8 revisions)
- Ephemerum (8 revisions)
- Carex inops subsp. heliophila (8 revisions)
- Allenrolfea (8 revisions)
- Crataegus turnerorum (8 revisions)
- Salix candida (8 revisions)
- Eurybia eryngiifolia (8 revisions)
- Campylopus schimperi (8 revisions)
- Sabal etonia (8 revisions)
- Packera breweri (8 revisions)
- Sidalcea sparsifolia (8 revisions)
- Menziesia pilosa (8 revisions)
- Symphyotrichum subg. Chapmaniani (8 revisions)
- Anoda reticulata (8 revisions)
- Prunus domestica (8 revisions)
- Horkelia parryi (8 revisions)
- Sideroxylon lanuginosum subsp. oblongifolium (8 revisions)
- Penstemon arenicola (8 revisions)
- Leucodon (8 revisions)
- Mimetanthe (8 revisions)
- Orobanche californica subsp. jepsonii (8 revisions)
- Malpighiaceae Illustrations (8 revisions)
- Elodium (8 revisions)
- Sciuro-hypnum reflexum (8 revisions)
- Rhynchospora plumosa (8 revisions)
- Dudleya abramsii subsp. murina (8 revisions)
- Penstemon clutei (8 revisions)
- Rosulabryum andersonii (8 revisions)
- Luffa (8 revisions)
- Eleocharis subg. Scirpidium (8 revisions)
- Echinacea purpurea (8 revisions)
- Lithophragma (8 revisions)
- Solidago ouachitensis (8 revisions)
- Carex sect. Glaucescentes (8 revisions)
- Hirschfeldia (8 revisions)
- Brickellia floribunda (8 revisions)
- Eremogone eastwoodiae var. adenophora (8 revisions)
- Packera streptanthifolia (8 revisions)
- Carex ursina (8 revisions)
- Erigeron mancus (8 revisions)
- Chaetopappa parryi (8 revisions)
- Peucephyllum schottii (8 revisions)
- Sphaeromeria simplex (8 revisions)
- Hymenopappus filifolius var. idahoensis (8 revisions)
- Takakia (8 revisions)
- Sisymbrium irio (8 revisions)
- Cynara cardunculus subsp. flavescens (8 revisions)
- Rumex graminifolius (8 revisions)
- Pectis angustifolia var. angustifolia (8 revisions)
- Dichelostemma congestum (8 revisions)
- Yucca gloriosa var. gloriosa (8 revisions)
- Crocanthemum georgianum (8 revisions)
- Linaceae (8 revisions)
- Carthamus creticus (8 revisions)
- Erythranthe montioides (8 revisions)
- Callaeum septentrionale (8 revisions)
- Allium howellii var. howellii (8 revisions)
- Erythronium pusaterii (8 revisions)
- Linum aristatum (8 revisions)
- Castilleja exserta var. venusta (8 revisions)
- Malus baccata (8 revisions)
- Draba carnosula (8 revisions)
- Hymenoxys brandegeei (8 revisions)
- Deiregyne (8 revisions)
- Liparis liliifolia (8 revisions)
- Garrya veatchii (8 revisions)
- Syrrhopodon parasiticus (8 revisions)
- Carex sect. Scirpinae (8 revisions)
- Atriplex dioica (8 revisions)
- Amelanchier cusickii (8 revisions)
- Salix subg. Protitea (8 revisions)
- Xanthisma grindelioides var. grindeloides (8 revisions)
- Cynodontium polycarpon (8 revisions)
- Hyophiladelphus (8 revisions)
- Sagittaria fasciculata (8 revisions)
- Sphaeralcea caespitosa var. caespitosa (8 revisions)
- Rhododendron catawbiense (8 revisions)
- Grimmia teretinervis (8 revisions)
- Symphyotrichum campestre (8 revisions)
- Callirhoë involucrata var. lineariloba (8 revisions)
- Pyrola picta (8 revisions)
- Chrysophyllum oliviforme (8 revisions)
- Penstemon murrayanus (8 revisions)
- Neckera (8 revisions)
- Diplacus thompsonii (8 revisions)
- Orobanche valida subsp. howellii (8 revisions)
- Rhytidiadelphus triquetrus (8 revisions)
- Scleropodium occidentale (8 revisions)
- Rhynchospora kunthii (8 revisions)
- Dudleya greenei (8 revisions)
- Voitia nivalis (8 revisions)
- Strigosella africana (8 revisions)
- Eleocharis robbinsii (8 revisions)
- Balsamorhiza macrolepis (8 revisions)
- Solidago arguta var. boottii (8 revisions)
- Carex californica (8 revisions)
- Bunias erucago (8 revisions)
- Brickellia longifolia var. multiflora (8 revisions)
- Eremogone pumicola (8 revisions)
- Emilia (8 revisions)
- Carex laeviculmis (8 revisions)
- Erigeron reductus var. reductus (8 revisions)
- Musa (8 revisions)
- Chrysopsis mariana (8 revisions)
- Bahia pedata (8 revisions)
- Cirsium wheeleri (8 revisions)
- Asteraceae (tribe Heliantheae) subtribe Peritylinae (8 revisions)
- Timmia norvegica (8 revisions)
- Caulanthus amplexicaulis (8 revisions)
- Rumex spiralis (8 revisions)
- Porophyllum (8 revisions)
- Bloomeria crocea (8 revisions)
- Yucca angustissima var. avia (8 revisions)
- Cayaponia quinqueloba (8 revisions)
- Euphorbia subg. Esula (8 revisions)
- Centaurea diffusa (8 revisions)
- Erythranthe parishii (8 revisions)
- Glochidion puberum (8 revisions)
- Allium tuolumnense (8 revisions)
- Erythronium umbilicatum subsp. umbilicatum (8 revisions)
- Euphorbia cordifolia (8 revisions)
- Garrya flavescens (8 revisions)
- Tidestromia suffruticosa var. oblongifolia (8 revisions)
- Castilleja hispida var. acuta (8 revisions)
- Sieversia pentapetala (8 revisions)
- Salix sect. Maccallianae (8 revisions)
- Hymenoxys jamesii (8 revisions)
- Trillium persistens (8 revisions)
- Malaxis abieticola (8 revisions)
- Nyssaceae (8 revisions)
- Orthotrichum spjutii (8 revisions)
- Carex sect. Rupestres (8 revisions)
- Atriplex sect. Semibaccata (8 revisions)
- Amelanchier laevis (8 revisions)
- Salix sect. Sitchenses (8 revisions)
- Machaeranthera tanacetifolia (8 revisions)
- Gymnostomum (8 revisions)
- Hechtia (8 revisions)
- Sphaeralcea grossulariifolia (8 revisions)
- Carex extensa (8 revisions)
- Rhododendron arborescens (8 revisions)
- Grimmia lesherae (8 revisions)
- Symphyotrichum adnatum (8 revisions)
- Fryxellia (8 revisions)
- Artemisia cana subsp. bolanderi (8 revisions)
- Duchesnea indica var. indica (8 revisions)
- Allotropa virgata (8 revisions)
- Jacquinia arborea (8 revisions)
- Penstemon atwoodii (8 revisions)
- Orthotrichum shawii (8 revisions)
- Diplacus parryi (8 revisions)
- Euphrasia arctica subsp. arctica (8 revisions)
- Macrocoma tenuis subsp. sullivantii (8 revisions)
- Schwetschkeopsis fabronia (8 revisions)
- Trichophorum alpinum (8 revisions)
- Sedella pumila (8 revisions)
- Pohlia bolanderi (8 revisions)
- Pennellia tricornuta (8 revisions)
- Hypericum mutilum subsp. latisepalum (8 revisions)
- Fimbristylis dichotoma (8 revisions)
- Wyethia longicaulis (8 revisions)
- Ribes americanum (8 revisions)
- Solidago sempervirens subsp. sempervirens (8 revisions)
- Scirpus hattorianus (8 revisions)
- Camelina (8 revisions)
- Brickelliastrum (8 revisions)
- Cerastium arcticum (8 revisions)
- Doronicum (8 revisions)
- Carex wiegandii (8 revisions)
- Erigeron breweri var. bisanctus (8 revisions)
- Rumex tomentellus (8 revisions)
- Commelinaceae (8 revisions)
- Eucephalus gormanii (8 revisions)
- Palafoxia feayi (8 revisions)
- Perityle ciliata (8 revisions)
- Encalypta vittiana (8 revisions)
- Caulanthus pilosus (8 revisions)
- Rumex subarcticus (8 revisions)
- Antennaria rosulata (8 revisions)
- Adenophyllum (8 revisions)
- Triteleia ixioides subsp. ixioides (8 revisions)
- Hesperoyucca whipplei (8 revisions)
- Dionaea muscipula (8 revisions)
- Hesperolinon adenophyllum (8 revisions)
- Arctotheca calendula (8 revisions)
- Rhagadiolus stellatus (8 revisions)
- Erythranthe ampliata (8 revisions)
- Decumaria (8 revisions)
- Allium bigelovii (8 revisions)
- Fritillaria falcata (8 revisions)
- Croton monanthogynus (8 revisions)
- Cornus subg. Cynoxylon (8 revisions)
- Castilleja levisecta (8 revisions)
- Crataegus monogyna var. monogyna (8 revisions)
- Draba incerta (8 revisions)
- Tetraneuris turneri (8 revisions)
- Spiranthes ovalis (8 revisions)
- Corallorhiza maculata (8 revisions)
- Ampelopsis glandulosa (8 revisions)
- Ulota barclayi (8 revisions)
- Carex backii (8 revisions)
- Rosa sect. Bracteatae (8 revisions)
- Tropaeolum majus (8 revisions)
- Dieteria canescens var. incana (8 revisions)
- Dicranum leioneuron (8 revisions)
- Didymodon revolutus (8 revisions)
- Wolffiella lingulata (8 revisions)
- Eleocharis macrostachya (8 revisions)
- Kalmiopsis (8 revisions)
- Grimmia torquata (8 revisions)
- Symphyotrichum subg. Symphyotrichum (8 revisions)
- Hibiscus aculeatus (8 revisions)
- Artemisia tripartita subsp. rupicola (8 revisions)
- Fragaria chiloensis subsp. pacifica (8 revisions)
- Arbutus menziesii (8 revisions)
- Androsace septentrionalis (8 revisions)
- Penstemon eriantherus var. cleburnei (8 revisions)
- Isothecium cristatum (8 revisions)
- Diplacus rupicola (8 revisions)
- Euphrasia oakesii var. williamsii (8 revisions)
- Leskea australis (8 revisions)
- Plagiothecium denticulatum (8 revisions)
- Rhynchospora ciliaris (8 revisions)
- Ribes tularense (8 revisions)
- Gratiola brevifolia (8 revisions)
- Pohlia andalusica (8 revisions)
- Brassicaceae tribe Isatideae (8 revisions)
- Hypericum maculatum subsp. obtusiusculum (8 revisions)
- Bulbostylis warei (8 revisions)
- Verbesina alternifolia (8 revisions)
- Heuchera hirsutissima (8 revisions)
- Solidago confinis (8 revisions)
- Carex sect. Careyanae (8 revisions)
- Salix fuscescens (8 revisions)
- Sinosenecio (8 revisions)
- Carex unilateralis (8 revisions)
- Rigiopappus leptocladus (8 revisions)
- Rumex obovatus (8 revisions)
- Juncus uncialis (8 revisions)
- Pityopsis graminifolia var. tenuifolia (8 revisions)
- Hulsea (8 revisions)
- Perityle megalocephala var. megalocephala (8 revisions)
- Hesperidanthus suffrutescens (8 revisions)
- Antennaria monocephala subsp. angustata (8 revisions)
- Thymophylla pentachaeta var. hartwegii (8 revisions)
- Iridaceae (8 revisions)
- Agave univittata (8 revisions)
- Viola purpurea var. purpurea (8 revisions)
- Ceanothus gloriosus var. gloriosus (8 revisions)
- Cyanthillium cinereum (8 revisions)
- Calycoseris (8 revisions)
- Euphorbia serrata (8 revisions)
- Allium crispum (8 revisions)
- Ceanothus incanus (8 revisions)
- Hovenia (8 revisions)
- Elatinaceae (8 revisions)
- Gomphrena haageana (8 revisions)
- Castilleja miniata var. dixonii (8 revisions)
- Crataegus okanaganensis var. wellsii (8 revisions)
- Draba mogollonica (8 revisions)
- Psilostrophe bakeri (8 revisions)
- Cyrtopodium punctatum (8 revisions)
- Sageretia thea (8 revisions)
- Zygodon reinwardtii (8 revisions)
- Carex sect. Nardinae (8 revisions)
- Atriplex klebergorum (8 revisions)
- Crossosoma bigelovii (8 revisions)
- Limnanthes vinculans (8 revisions)
- Arida riparia (8 revisions)
- Dicranum pallidisetum (8 revisions)
- Sphagnum affine (8 revisions)
- Wissadula periplocifolia (8 revisions)
- Micranthes nelsoniana var. porsildiana (8 revisions)
- Sphagnum balticum (8 revisions)
- Symphyotrichum urophyllum (8 revisions)
- Hibiscus striatus (8 revisions)
- Artemisia franserioides (8 revisions)
- Drymocallis pseudorupestris var. pseudorupestris (8 revisions)
- Glossopetalon texense (8 revisions)
- Arctostaphylos pacifica (8 revisions)
- Dodecatheon conjugens var. viscidum (8 revisions)
- Scrophularia (8 revisions)
- Anomodon viticulosus (8 revisions)
- Sairocarpus subcordatus (8 revisions)
- Pseudoleskea incurvata var. tenuiretis (8 revisions)
- Fontinalis howellii (8 revisions)
- Scleria lithosperma (8 revisions)
- Limnophila indica (8 revisions)
- Epipterygium (8 revisions)
- Lepidium coronopus (8 revisions)
- Hybanthus attenuatus (8 revisions)
- Isolepis pseudosetacea (8 revisions)
- Enceliopsis argophylla (8 revisions)
- Conimitella (8 revisions)
- Solidago rugosa var. celtidifolia (8 revisions)
- Carex ouachitana (8 revisions)
- Cardamine breweri (8 revisions)
- Rudbeckia triloba var. rupestris (8 revisions)
- Arnoglossum ovatum (8 revisions)
- Carex ebenea (8 revisions)
- Polygonella basiramia (8 revisions)
- Lachnocaulon digynum (8 revisions)
- Alisma gramineum (8 revisions)
- Perityle ambrosiifolia (8 revisions)
- Stanleya pinnata var. texana (8 revisions)
- Pseudognaphalium saxicola (8 revisions)
- Smallanthus uvedalia (8 revisions)
- Euphorbia chaetocalyx var. triligulata (8 revisions)
- Vernonia marginata (8 revisions)
- Malacothrix foliosa subsp. crispifolia (8 revisions)
- Allium obtusum (8 revisions)
- Sisyrinchium cernuum (8 revisions)
- Cornus unalaschkensis (8 revisions)
- Whipplea modesta (8 revisions)
- Castilleja nivea (8 revisions)
- Crataegus castlegarensis (8 revisions)
- Draba pauciflora (8 revisions)
- Trichocentrum undulatum (8 revisions)
- Croton (8 revisions)
- Pseudobraunia californica (8 revisions)
- Eleocharis occulta (8 revisions)
- Atriplex cordulata (8 revisions)
- Calandrinia breweri (8 revisions)
- Oönopsis multicaulis (8 revisions)
- Trillium rivale (8 revisions)
- Sphagnum splendens (8 revisions)
- Bryoerythrophyllum columbianum (8 revisions)
- Sagittaria lancifolia subsp. media (8 revisions)
- Nitrophila mohavensis (8 revisions)
- Daphne (8 revisions)
- Erica cinerea (8 revisions)
- Bucklandiella sect. Sudeticae (8 revisions)
- Symphyotrichum dumosum (8 revisions)
- Iliamna crandallii (8 revisions)
- Artemisia ludoviciana subsp. candicans (8 revisions)
- Drymocallis cuneifolia var. ewanii (8 revisions)
- Potentilla macounii (8 revisions)
- Arctostaphylos stanfordiana (8 revisions)
- Dodecatheon ellisiae (8 revisions)
- Penstemon barbatus var. barbatus (8 revisions)
- Ferocactus emoryi (8 revisions)
- Callitriche palustris (8 revisions)
- Pterigynandraceae (8 revisions)
- Entodon challengeri (8 revisions)
- Scleria reticularis (8 revisions)
- Sophronanthe hispida (8 revisions)
- Mnium blyttii (8 revisions)
- Lepidium lasiocarpum subsp. lasiocarpum (8 revisions)
- Cyperus surinamensis (8 revisions)
- Flourensia (8 revisions)
- Mitella diversifolia (8 revisions)
- Baccharis wrightii (8 revisions)
- Carex pigra (8 revisions)
- Cardamine impatiens (8 revisions)
- Liatris laevigata (8 revisions)
- Lepidium sordidum (8 revisions)
- Stellaria alsine (8 revisions)
- Tetradymia filifolia (8 revisions)
- Carex constanceana (8 revisions)
- Erigeron speciosus (8 revisions)
- Fallopia ×bohemica (8 revisions)
- Callisia micrantha (8 revisions)
- Heterotheca fulcrata var. fulcrata (8 revisions)
- Eriocaulon decangulare (8 revisions)
- Salix myricoides (8 revisions)
- Pseudognaphalium ramosissimum (8 revisions)
- Pseudoclappia (8 revisions)
- Paysonia grandiflora (8 revisions)
- Ceanothus arcuatus (8 revisions)
- Crepis atribarba (8 revisions)
- Malacothrix similis (8 revisions)
- Allium crenulatum (8 revisions)
- Sisyrinchium fuscatum (8 revisions)
- Adolphia californica (8 revisions)
- Euphorbia serpens (8 revisions)
- Oxalis debilis (8 revisions)
- Castilleja parviflora var. oreopola (8 revisions)
- Crataegus succulenta var. neofluvialis (8 revisions)
- Lilium philadelphicum (8 revisions)
- Draba reptans (8 revisions)
- Eupatorium lancifolium (8 revisions)
- Orchidaceae tribe Triphoreae (8 revisions)
- Linum pratense (8 revisions)
- Anacolia laevisphaera (8 revisions)
- Atriplex mucronata (8 revisions)
- Claytonia (8 revisions)
- Chamaebatiaria (8 revisions)
- Batis maritima (8 revisions)
- Symblepharis (8 revisions)
- Hymenostylium (8 revisions)
- Juncus occidentalis (8 revisions)
- Dysphania multifida (8 revisions)
- Lyonia ligustrina var. foliosiflora (8 revisions)
- Symphyotrichum lanceolatum var. lanceolatum (8 revisions)
- Malachra capitata (8 revisions)
- Artemisia suksdorfii (8 revisions)
- Alchemilla subcrenata (8 revisions)
- Potentilla albiflora (8 revisions)
- Primula alcalina (8 revisions)
- Penstemon havardii (8 revisions)
- Mammillaria dioica (8 revisions)
- Abietinella abietina (8 revisions)
- Bryocrumia (8 revisions)
- Carex jonesii (8 revisions)
- Plantago coronopus (8 revisions)
- Pedicularis centranthera var. centranthera (8 revisions)
- Plagiomnium floridanum (8 revisions)
- Viola egglestonii (8 revisions)
- Eriophorum angustifolium subsp. angustifolium (8 revisions)
- Parthenium ligulatum (8 revisions)
- Jepsonia parryi (8 revisions)
- Penstemon australis (8 revisions)
- Solidago subsect. Nemorales (8 revisions)
- Carex assiniboinensis (8 revisions)
- Cardamine pensylvanica (8 revisions)
- Liatris patens (8 revisions)
- Microthlaspi perfoliatum (8 revisions)
- Stellaria holostea (8 revisions)
- Ericameria pinifolia (8 revisions)
- Carex cristatella (8 revisions)
- Erigeron formosissimus var. formosissimus (8 revisions)
- Polygonum ramosissimum subsp. ramosissimum (8 revisions)
- Zosteraceae (8 revisions)
- Heterotheca villosa var. foliosa (8 revisions)
- Marantaceae (8 revisions)
- Streptanthus glandulosus subsp. hoffmanii (8 revisions)
- Gamochaeta chionesthes (8 revisions)
- Lagophylla (8 revisions)
- Trillium catesbaei (8 revisions)
- Physaria arenosa subsp. arenosa (8 revisions)
- Euonymus alatus (8 revisions)
- Crepis modocensis subsp. glareosa (8 revisions)
- Acourtia (8 revisions)
- Heliomeris multiflora var. brevifolia (8 revisions)
- Crinum zeylanicum (8 revisions)
- Sisyrinchium littorale (8 revisions)
- Ceanothus prostratus var. prostratus (8 revisions)
- Jatropha curcas (8 revisions)
- Castilleja purpurascens (8 revisions)
- Lilium pardalinum (8 revisions)
- Draba sphaeroides (8 revisions)
- Eupatorium rotundifolium var. rotundifolium (8 revisions)
- Orchidaceae tribe Orchideae (8 revisions)
- Tetraplodon pallidus (8 revisions)
- Atriplex phyllostegia (8 revisions)
- Claytonia palustris (8 revisions)
- Spiraea virginiana (8 revisions)
- Potentilla anserina subsp. yukonensis (8 revisions)
- Quadrella jamaicensis (8 revisions)
- Ericameria linearifolia (8 revisions)
- Platanthera flava var. flava (8 revisions)
- Trematodon montanus (8 revisions)
- Tortula cuneifolia (8 revisions)
- Tradescantia spathacea (8 revisions)
- Chenopodium sect. Agathophytum (8 revisions)
- Leucothoë axillaris (8 revisions)
- Codriophorus sect. Fascicularia (8 revisions)
- Symphyotrichum novi-belgii var. novibelgii (8 revisions)
- Malva alcea (8 revisions)
- Matricaria (8 revisions)
- Turnera coerulea (8 revisions)
- Agrimonia (8 revisions)
- Potentilla hyparctica subsp. elatior (8 revisions)
- Primula suffrutescens (8 revisions)
- Nitrophila occidentalis (8 revisions)
- Thuidium delicatulum (8 revisions)
- Herzogiella (8 revisions)
- Carex fissa var. aristata (8 revisions)
- Buddleja (8 revisions)
- Pedicularis groenlandica (8 revisions)
- Rhizomnium pseudopunctatum (8 revisions)
- Viola langsdorffii (8 revisions)
- Cyperus subg. Cyperus (8 revisions)
- Eclipta (8 revisions)
- Boykinia aconitifolia (8 revisions)
- Penstemon digitalis (8 revisions)
- Carex sect. Chlorostachyae (8 revisions)
- Leavenworthia torulosa (8 revisions)
- Carphephorus odoratissimus var. subtropicanus (8 revisions)
- Dimorphocarpa wislizeni (8 revisions)
- Stellaria parva (8 revisions)
- Blennosperma nanum var. robustum (8 revisions)
- Carex tenera var. tenera (8 revisions)
- Boechera howellii (8 revisions)
- Erigeron bellidiastrum var. arenarius (8 revisions)
- Polygonum aviculare subsp. boreale (8 revisions)
- Erigeron neomexicanus (8 revisions)
- Tradescantia tharpii (8 revisions)
- Streptanthus maculatus (8 revisions)
- Cirsium texanum (8 revisions)
- Layia pentachaeta subsp. pentachaeta (8 revisions)
- Smilax ecirrata (8 revisions)
- Physaria chambersii (8 revisions)
- Crepis rubra (8 revisions)
- Agoseris heterophylla var. cryptopleura (8 revisions)
- Tetragonotheca repanda (8 revisions)
- Hymenocallis choctawensis (8 revisions)
- Iris subg. Limniris (8 revisions)
- Larrea (8 revisions)
- Vitis subg. Vitis (8 revisions)
- Castilleja schizotricha (8 revisions)
- Crataegus crus-galli var. crus-galli (8 revisions)
- Lloydia (8 revisions)
- Draba zionensis (8 revisions)
- Ambrosia deltoidea (8 revisions)
- Trillium viridescens (8 revisions)
- Carpenteria (8 revisions)
- Bryaceae (8 revisions)
- Atriplex gardneri var. aptera (8 revisions)
- Claytonia sarmentosa (8 revisions)
- Spiraea chamaedryfolia (8 revisions)
- Potentilla sect. Rivales (8 revisions)
- Peritoma (8 revisions)
- Grindelia squarrosa (8 revisions)
- Platanthera chapmanii (8 revisions)
- Linum lewisii var. lepagei (8 revisions)
- Ceratodon purpureus subsp. purpureus (8 revisions)
- Tortula hoppeana (8 revisions)
- Juncus macrophyllus (8 revisions)
- Chenopodium rubrum var. humile (8 revisions)
- Crataegus nananixonii (8 revisions)
- Scouleria aquatica (8 revisions)
- Pistia (8 revisions)
- Ericameria nauseosa var. texensis (8 revisions)
- Malvastrum corchorifolium (8 revisions)
- Tripleurospermum (8 revisions)
- Sanguisorba (8 revisions)
- Potentilla vulcanicola (8 revisions)
- Arctostaphylos gabilanensis (8 revisions)
- Trientalis europaea (8 revisions)
- Penstemon glaber var. brandegeei (8 revisions)
- Orthotrichum pallens var. pallens (8 revisions)
- Carex hoodii (8 revisions)
- Lagotis (8 revisions)
- Catoscopium nigritum (8 revisions)
- Calliergon cordifolium (8 revisions)
- Viola palmata var. heterophylla (8 revisions)
- Cyperus parishii (8 revisions)
- Asteraceae (tribe Heliantheae) subtribe Helianthinae (8 revisions)
- Saxifraga oppositifolia subsp. smalliana (8 revisions)
- Penstemon heterodoxus var. shastensis (8 revisions)
- Petradoria (8 revisions)
- Carex luzulina var. ablata (8 revisions)
- Rorippa barbareifolia (8 revisions)
- Koanophyllon solidaginifolium (8 revisions)
- Gaultheria pyroloides (8 revisions)
- Minuartia cismontana (8 revisions)
- Ionactis caelestis (8 revisions)
- Schoenoplectus acutus var. occidentalis (8 revisions)
- Boechera ophira (8 revisions)
- Erigeron versicolor (8 revisions)
- Polygonum californicum (8 revisions)
- Erigeron lassenianus (8 revisions)
- Thelypodiopsis divaricata (8 revisions)
- Lasthenia debilis (8 revisions)
- Filago pyramidata var. pyramidata (8 revisions)
- Calycadenia villosa (8 revisions)
- Smilax walteri (8 revisions)
- Physaria eburniflora (8 revisions)
- Euphorbia jaegeri (8 revisions)
- Taraxacum latilobum (8 revisions)
- Microseris laciniata subsp. detlingii (8 revisions)
- Coreopsis (8 revisions)
- Leucojum aestivum (8 revisions)
- Cevallia sinuata (8 revisions)
- Cirsium hydrophilum var. hydrophilum (8 revisions)
- Castilleja unalaschcensis (8 revisions)
- Crataegus collina var. sordida (8 revisions)
- Hypoxis wrightii (8 revisions)
- Boechera calderi (8 revisions)
- Ageratum houstonianum (8 revisions)
- Calochortus elegans var. elegans (8 revisions)
- Ceanothus spinosus (8 revisions)
- Lewisia congdonii (8 revisions)
- Holodiscus discolor var. discolor (8 revisions)
- Potentilla thuringiaca (8 revisions)
- Xanthocephalum (8 revisions)
- Piperia elongata (8 revisions)
- Reynosia septentrionalis (8 revisions)
- Ditrichum pusillum (8 revisions)
- Stegonia latifolia var. latifolia (8 revisions)
- Chenopodium subsect. Undata (8 revisions)
- Crataegus sheila-phippsiae var. saskatchewanensis (8 revisions)
- Seligeria calcarea (8 revisions)
- Mayaca fluviatilis (8 revisions)
- Asteraceae tribe Senecioneae (8 revisions)
- Modiola caroliniana (8 revisions)
- Cirsium remotifolium var. odontolepis (8 revisions)
- Muntingia calabura (8 revisions)
- Dryas hookeriana (8 revisions)
- Potentilla pensylvanica (8 revisions)
- Ribes uva-crispa (8 revisions)
- Lysimachia japonica (8 revisions)
- Penstemon nudiflorus (8 revisions)
- Hypnum lindbergii (8 revisions)
- Carex cephalophora (8 revisions)
- Synthyris missurica subsp. major (8 revisions)
- Pedicularis semibarbata subsp. charlestonensis (8 revisions)
- Hypopterygium (8 revisions)
- Sarmentypnum exannulatum (8 revisions)
- Echinopepon (8 revisions)
- Cyperus fuligineus (8 revisions)
- Helianthus porteri (8 revisions)
- Saxifraga bronchialis subsp. funstonii (8 revisions)
- Penstemon oklahomensis (8 revisions)
- Bryum lanatum (8 revisions)
- Rorippa sphaerocarpa (8 revisions)
- Ageratina altissima var. roanensis (8 revisions)
- Vaccinium deliciosum (8 revisions)
- Minuartia michauxii (8 revisions)
- Gutierrezia wrightii (8 revisions)
- Carex gynandra (8 revisions)
- Boechera platysperma (8 revisions)
- Conyza canadensis (8 revisions)
- Polygonum nuttallii (8 revisions)
- Erigeron poliospermus var. disciformis (8 revisions)
- Arecaceae subfam. Ceroxyloideae (8 revisions)
- Lasthenia platycarpha (8 revisions)
- Centromadia parryi subsp. parryi (8 revisions)
- Andreaea mutabilis (8 revisions)
- Physaria gooddingii (8 revisions)
- Comandraceae (8 revisions)
- Chondrilla (8 revisions)
- Stebbinsoseris heterocarpa (8 revisions)
- Coreopsis palmata (8 revisions)
- Veratrum viride var. eschscholzianum (8 revisions)
- Iris missouriensis (8 revisions)
- Tetracoccus dioicus (8 revisions)
- Cirsium occidentale var. compactum (8 revisions)
- Chloropyron tecopense (8 revisions)
- Crataegus mollis var. viburnifolia (8 revisions)
- Maianthemum trifolium (8 revisions)
- Boechera divaricarpa (8 revisions)
- Trichocoronis wrightii (8 revisions)
- Calochortus nitidus (8 revisions)
- Sarcocornia pacifica (8 revisions)
- Lewisia rediviva var. minor (8 revisions)
- Gillenia (8 revisions)
- Potentilla gracilis var. fastigiata (8 revisions)
- Populus heterophylla (8 revisions)
- Chaenactis artemisiifolia (8 revisions)
- Cephalanthera austiniae (8 revisions)
- Euphorbia fendleri (8 revisions)
- Crossidium aberrans (8 revisions)
- Sparganium natans (8 revisions)
- Crataegus margarettae var. angustifolia (8 revisions)
- Brachydontium trichodes (8 revisions)
- Sphagnum contortum (8 revisions)
- Senecio neowebsteri (8 revisions)
- Sida antillensis (8 revisions)
- Sphagnum aongstroemii (8 revisions)
- Rayjacksonia (8 revisions)
- Malvaceae subfam. Grewioideae (8 revisions)
- Ivesia arizonica var. arizonica (8 revisions)
- Ardisia crenata (8 revisions)
- Penstemon scariosus var. garrettii (8 revisions)
- Sedum stenopetalum var. stenopetalum (8 revisions)
- Leucophyllum candidum (8 revisions)
- Isopterygium (8 revisions)
- Carex sartwellii (8 revisions)
- Veronica spicata (8 revisions)
- Agalinis decemloba (8 revisions)
- Hygrohypnum eugyrium (8 revisions)
- Brachythecium (8 revisions)
- Viola riviniana (8 revisions)
- Cyperus hystricinus (8 revisions)
- Helianthus praecox subsp. hirtus (8 revisions)
- Saxifraga tridactylites (8 revisions)
- Acamptopappus shockleyi (8 revisions)
- Carex acutiformis (8 revisions)
- Gemmabryum exile (8 revisions)
- Asteraceae (tribe Heliantheae) subtribe Zaluzaniinae (8 revisions)
- Vaccinium sect. Pyxothamnus (8 revisions)
- Minuartia tenella (8 revisions)
- Carex lenticularis var. lipocarpa (8 revisions)
- Boechera rubicundula (8 revisions)
- Boltonia asteroides var. asteroides (8 revisions)
- Persicaria sagittata (8 revisions)
- Thelypodium sagittatum subsp. ovalifolium (8 revisions)
- Rudbeckia amplexicaulis (8 revisions)
- Diaperia prolifera var. barnebyi (8 revisions)
- Deinandra pentactis (8 revisions)
- Tetraphis geniculata (8 revisions)
- Physaria intermedia (8 revisions)
- Lactuca biennis (8 revisions)
- Stephanomeria exigua subsp. macrocarpa (8 revisions)
- Coreopsis sect. Eublepharis (8 revisions)
- Camassia quamash subsp. walpolei (8 revisions)
- Mentzelia torreyi var. acerosa (8 revisions)
- Cirsium andersonii (8 revisions)
- Stephanomeria fluminea (8 revisions)
- Coreopsis nudata (8 revisions)
- Camassia quamash subsp. intermedia (8 revisions)
- Zigadenus paniculatus (8 revisions)
- Mentzelia eremophila (8 revisions)
- Cordylanthus pilosus (8 revisions)
- Crataegus holmesiana (8 revisions)
- Leucocrinum (8 revisions)
- Boechera glaucovalvula (8 revisions)
- Brickellia baccharidea (8 revisions)
- Calochortus monanthus (8 revisions)
- Schaefferia (8 revisions)
- Suaeda sect. Limbogermen (8 revisions)
- Phemeranthus brevifolius (8 revisions)
- Sorbus subg. Aria (8 revisions)
- Gynandropsis (8 revisions)
- Chaenactis macrantha (8 revisions)
- Listera smallii (8 revisions)
- Linum elongatum (8 revisions)
- Aloina rigida var. rigida (8 revisions)
- Arecaceae (tribe Cocoeae) subtribe Bactridinae (8 revisions)
- Chenopodium berlandieri var. macrocalycium (8 revisions)
- Crataegus egregia (8 revisions)
- Fissidens aphelotaxifolius (8 revisions)
- Erpodium domingense (8 revisions)
- Xyris platylepis (8 revisions)
- Senecio integerrimus var. scribneri (8 revisions)
- Sida santaremensis (8 revisions)
- Funaria microstoma (8 revisions)
- Isocoma rusbyi (8 revisions)
- Ayenia jaliscana (8 revisions)
- Lyonothamnus (8 revisions)
- Ivesia pygmaea (8 revisions)
- Symplocos (8 revisions)
- Penstemon arenarius (8 revisions)
- Sedum havardii (8 revisions)
- Penstemon montanus var. montanus (8 revisions)
- Pseudotaxiphyllum homomallifolium (8 revisions)
- Veronica catenata (8 revisions)
- Anacamptodon (8 revisions)
- Marah (8 revisions)
- Cyperus dentoniae (8 revisions)
- Helianthus silphioides (8 revisions)
- Penstemon tubaeflorus (8 revisions)
- Chrysothamnus vaseyi (8 revisions)
- Carex laeviconica (8 revisions)
- Imbribryum (8 revisions)
- Brassicaceae tribe Descurainieae (8 revisions)
- Zinnia anomala (8 revisions)
- Ericaceae subfam. Arbutoideae (8 revisions)
- Sagina procumbens (8 revisions)
- Sericocarpus asteroides (8 revisions)
- Salix setchelliana (8 revisions)
- Oreostemma elatum (8 revisions)
- Persicaria punctata (8 revisions)
- Pentachaeta (8 revisions)
- Luzula luzuloides subsp. luzuloides (8 revisions)
- Pulicaria (8 revisions)
- Blepharizonia plumosa (8 revisions)
- Buxbaumia minakatae (8 revisions)
- Physaria lindheimeri (8 revisions)
- Triadica sebifera (8 revisions)
- Prenanthes autumnalis (8 revisions)
- Pleiacanthus (8 revisions)
- Thelesperma burridgeanum (8 revisions)
- Veratrum californicum var. caudatum (8 revisions)
- Calydorea coelestina (8 revisions)
- Croton lindheimeri (8 revisions)
- Cirsium eatonii var. peckii (8 revisions)
- Cordylanthus tenuis subsp. viscidus (8 revisions)
- Crataegus aemula (8 revisions)
- Hosta ventricosa (8 revisions)
- Brickellia eupatorioides var. corymbulosa (8 revisions)
- Calochortus panamintensis (8 revisions)
- Rhizophora (8 revisions)
- Halogeton (8 revisions)
- Seymeria pectinata subsp. pectinata (8 revisions)
- Sorbus sitchensis var. sitchensis (8 revisions)
- Berteroa incana (8 revisions)
- Asteraceae (tribe Heliantheae) subtribe Gaillardiinae (8 revisions)
- Burmanniaceae (8 revisions)
- Calopogon multiflorus (8 revisions)
- Linum macrocarpum (8 revisions)
- Syntrichia caninervis (8 revisions)
- Spinacia oleracea (8 revisions)
- Crataegus lacrimata (8 revisions)
- Fissidens minutulus (8 revisions)
- Sphagnum sect. Sphagnum (8 revisions)
- Sagittaria filiformis (8 revisions)
- Senecio ampullaceus (8 revisions)
- Sidalcea covillei (8 revisions)
- Saxifragaceae (8 revisions)
- Sphagnum squarrosum (8 revisions)
- Hazardia squarrosa var. obtusa (8 revisions)
- Waltheria (8 revisions)
- Prunus caroliniana (8 revisions)
- Diapensia obovata (8 revisions)
- Sedum laxum var. eastwoodiae (8 revisions)
- Capraria mexicana (8 revisions)
- Vesicularia (8 revisions)
- Veronica persica (8 revisions)
- Agalinis tenella (8 revisions)
- Drepanocladus arcticus (8 revisions)
- Cirriphyllum (8 revisions)
- Kyllinga squamulata (8 revisions)
- Helianthus ×laetiflorus (8 revisions)
- Bryophyllum pinnatum (8 revisions)
- Penstemon filiformis (8 revisions)
- Carex retrorsa (8 revisions)
- Plagiobryoides renauldii (8 revisions)
- Eleocharis tenuis var. tenuis (8 revisions)
- Micranthes micranthidifolia (8 revisions)
- Solidago spithamaea (8 revisions)
- Sandbergia (8 revisions)
- Bistorta vivipara (8 revisions)
- Erigeron filifolius (8 revisions)
- Butomus umbellatus (8 revisions)
- Eriophyllum latilobum (8 revisions)
- Sachsia polycephala (8 revisions)
- Hemizonella minima (8 revisions)
- Polytrichastrum formosum (8 revisions)
- Physaria occidentalis subsp. occidentalis (8 revisions)
- Mentzelia laevicaulis var. laevicaulis (8 revisions)
- Sonchus arvensis subsp. uliginosus (8 revisions)
- Chaetadelpha (8 revisions)
- Oxytenia (8 revisions)
- Schoenolirion wrightii (8 revisions)
- Gladiolus communis (8 revisions)
- Lechea (8 revisions)
- Cirsium praeteriens (8 revisions)
- Mohavea breviflora (8 revisions)
- Crataegus pruinosa var. parvula (8 revisions)
- Allium geyeri var. geyeri (8 revisions)
- Calochortus gunnisonii (8 revisions)
- Amaranthus sect. Acnida (8 revisions)
- Castilleja angustifolia var. angustifolia (8 revisions)
- Cotoneaster gamblei (8 revisions)
- Arabis pycnocarpa var. adpressipilis (8 revisions)
- Gaillardia multiceps (8 revisions)
- Cypripedium yatabeanum (8 revisions)
- Hexalectris nitida (8 revisions)
- Mentzelia multicaulis (8 revisions)
- Sphagnum fuscum (8 revisions)
- Eleocharis erythropoda (8 revisions)
- Bassia hyssopifolia (8 revisions)
- Waldsteinia idahoensis (8 revisions)
- Herrickia kingii var. kingii (8 revisions)
- Sphagnum majus subsp. norvegicum (8 revisions)
- Trichostomum recurvifolium (8 revisions)
- Sidalcea hickmanii subsp. petraea (8 revisions)
- Arctostaphylos crustacea subsp. crinita (8 revisions)
- Schistidium atrofuscum (8 revisions)
- Lessingia germanorum (8 revisions)
- Abutilon incanum (8 revisions)
- Prunus mahaleb (8 revisions)
- Ivesia sect. Comarella (8 revisions)
- Halesia diptera (8 revisions)
- Phedimus aizoon (8 revisions)
- Penstemon crandallii var. procumbens (8 revisions)
- Donnellia commutata (8 revisions)
- Schwalbea americana (8 revisions)
- Hygroamblystegium varium subsp. varium (8 revisions)
- Homalothecium nuttallii (8 revisions)
- Blysmopsis rufa (8 revisions)
- Helianthus maximiliani (8 revisions)
- Aeonium haworthii (8 revisions)
- Penstemon laetus var. sagittatus (8 revisions)
- Eleocharis palustris (8 revisions)
- Ptychostomum neodamense (8 revisions)
- Erysimum (8 revisions)
- Begonia hirtella (8 revisions)
- Eleocharis microcarpa var. microcarpa (8 revisions)
- Silphium mohrii (8 revisions)
- Micranthes eriophora (8 revisions)
- Baccharis plummerae subsp. plummerae (8 revisions)
- Carex epapillosa (8 revisions)
- Cakile maritima subsp. maritima (8 revisions)
- Koenigia islandica (8 revisions)
- Packera hyperborealis (8 revisions)
- Erigeron purpuratus (8 revisions)
- Juncaceae (8 revisions)
- Townsendia grandiflora (8 revisions)
- Arnica fulgens (8 revisions)
- Carlquistia muirii (8 revisions)
- Polytrichum strictum (8 revisions)
- Salix pseudomyrsinites (8 revisions)
- Phyllanthopsis phyllanthoides (8 revisions)
- Hieracium caespitosum (8 revisions)
- Lygodesmia ramosissima (8 revisions)
- Bidens hyperborea (8 revisions)
- Silene viscaria (8 revisions)
- Melanthium (8 revisions)
- Nolina lindheimeriana (8 revisions)
- Lechea minor (8 revisions)
- Croton pottsii var. pottsii (8 revisions)
- Saussurea angustifolia var. angustifolia (8 revisions)
- Crataegus opima (8 revisions)
- Allium perdulce var. sperryi (8 revisions)
- Eucnide bartonioides (8 revisions)
- Amaranthus wrightii (8 revisions)
- Castilleja campestris var. succulenta (8 revisions)
- Cotoneaster horizontalis (8 revisions)
- Athysanus unilateralis (8 revisions)
- Helenium drummondii (8 revisions)
- Vanilla mexicana (8 revisions)
- Epidendrum strobiliferum (8 revisions)
- Acaulon muticum var. rufescens (8 revisions)
- Corispermum welshii (8 revisions)
- Salix cinerea (8 revisions)
- Eurybia furcata (8 revisions)
- Campylopus (8 revisions)
- Tortella tortuosa var. fragilifolia (8 revisions)
- Butomaceae (8 revisions)
- Senecio lemmonii (8 revisions)
- Sidalcea multifida (8 revisions)
- Schistidium liliputanum (8 revisions)
- Lessingia virgata (8 revisions)
- Allowissadula (8 revisions)
- Prunus eremophila (8 revisions)
- Horkelia clevelandii var. clevelandii (8 revisions)
- Penthorum sedoides (8 revisions)
- Penstemon lanceolatus (8 revisions)
- Cryphaea (8 revisions)
- Erythranthe nudata (8 revisions)
- Orobanche ramosa (8 revisions)
- Calliergonella cuspidata (8 revisions)
- Oxyrrhynchium (8 revisions)
- Rhynchospora alba (8 revisions)
- Dudleya edulis (8 revisions)
- Penstemon richardsonii var. dentatus (8 revisions)
- Ptychostomum cyclophyllum (8 revisions)
- Salix cascadensis (8 revisions)
- Hypericum frondosum (8 revisions)
- Scirpus expansus (8 revisions)
- Ambrosia cheiranthifolia (8 revisions)
- Micranthes tempestiva (8 revisions)
- Solidago villosicarpa (8 revisions)
- Carex spectabilis (8 revisions)
- Coincya (8 revisions)
- Eremogone congesta var. crassula (8 revisions)
- Ericameria parryi var. attenuata (8 revisions)
- Bolboschoenus (8 revisions)
- Erigeron asperugineus (8 revisions)
- Pseudophoenix (8 revisions)
- Townsendia smithii (8 revisions)
- Arnica cordifolia (8 revisions)
- Santolina (8 revisions)
- Hymenopappus radiatus (8 revisions)
- Atrichum crispum (8 revisions)
- Physaria thamnophila (8 revisions)
- Euphorbia parishii (8 revisions)
- Hieracium sabaudum (8 revisions)
- Arenaria benthamii (8 revisions)
- Dimorphotheca (8 revisions)
- Pectis (8 revisions)
- Brodiaea jolonensis (8 revisions)
- Dasylirion texanum (8 revisions)
- Tuberaria (8 revisions)
- Argythamnia cyanophylla (8 revisions)
- Amberboa moschata (8 revisions)
- Phryma (8 revisions)
- Mentzelia argillicola (8 revisions)
- Allium brevistylum (8 revisions)
- Clintonia borealis (8 revisions)
- Hesperolinon micranthum (8 revisions)
- Castilleja cryptantha (8 revisions)
- Pyracantha fortuneana (8 revisions)
- Draba asprella (8 revisions)
- Helenium elegans var. amphibolum (8 revisions)
- Goodyera repens (8 revisions)
- Bulbophyllum pachyrachis (8 revisions)
- Mentzelia albicaulis (8 revisions)
- Ephemerum serratum (8 revisions)
- Carex serpenticola (8 revisions)
- Allenrolfea occidentalis (8 revisions)
- Salix sect. Lanatae (8 revisions)
- Ericameria cuneata var. cuneata (8 revisions)
- Campylopus schmidii (8 revisions)
- Syagrus (8 revisions)
- Packera cana (8 revisions)
- Ctenolepis (8 revisions)
- Therorhodion (8 revisions)
- Grimmia subg. Grimmia (8 revisions)
- Symphyotrichum chapmanii (8 revisions)
- Anoda thurberi (8 revisions)
- Prunus glandulosa (8 revisions)
- Horkelia wilderae (8 revisions)
- Cliftonia (8 revisions)
- Sideroxylon lanuginosum subsp. rigidum (8 revisions)
- Penstemon bracteatus (8 revisions)
- Leucodon julaceus (8 revisions)
- Sairocarpus cornutus (8 revisions)
- Orobanche californica subsp. condensa (8 revisions)
- Oxalidaceae Illustrations (8 revisions)
- Elodium blandowii (8 revisions)
- Sciuro-hypnum oedipodium (8 revisions)
- Rhynchospora pusilla (8 revisions)
- Dudleya abramsii subsp. bettinae (8 revisions)
- Emorya suaveolens (8 revisions)
- Rosulabryum andicola (8 revisions)
- Hypericum buckleyi (8 revisions)
- Eleocharis acicularis (8 revisions)
- Echinacea sanguinea (8 revisions)
- Lithophragma maximum (8 revisions)
- Solidago lancifolia (8 revisions)
- Carex joorii (8 revisions)
- Hirschfeldia incana (8 revisions)
- Brickellia frutescens (8 revisions)
- Eremogone fendleri (8 revisions)
- Erigeron oxyphyllus (8 revisions)
- Juncus longistylis (8 revisions)
- Chaetopappa effusa (8 revisions)
- Bartlettia (8 revisions)
- Artemisia (8 revisions)
- Polymnia laevigata (8 revisions)
- Sphagnum sect. Rigida (8 revisions)
- Sisymbrium orientale (8 revisions)
- Hieracium traillii (8 revisions)
- Rumex beringensis (8 revisions)
- Cirsium horridulum var. horridulum (8 revisions)
- Pectis angustifolia var. fastigiata (8 revisions)
- Dichelostemma ida-maia (8 revisions)
- Yucca gloriosa var. recurvifolia (8 revisions)
- Crocanthemum glomeratum (8 revisions)
- Mentzelia nitens (8 revisions)
- Carthamus tinctorius (8 revisions)
- Erythranthe discolor (8 revisions)
- Vitis acerifolia (8 revisions)
- Narthecium californicum (8 revisions)
- Tofieldia (8 revisions)
- Euphorbia austrotexana var. austrotexana (8 revisions)
- Malus halliana (8 revisions)
- Draba chamissonis (8 revisions)
- Ambrosia chenopodiifolia (8 revisions)
- Deiregyne confusa (8 revisions)
- Trillium foetidissimum (8 revisions)
- Mentzelia collomiae (8 revisions)
- Syrrhopodon incompletus (8 revisions)
- Atriplex prostrata (8 revisions)
- Amelanchier sanguinea (8 revisions)
- Salix sect. Canae (8 revisions)
- Xanthisma grindelioides var. depressum (8 revisions)
- Cynodontium strumiferum (8 revisions)
- Hyophiladelphus agrarius (8 revisions)
- Musa acuminata (8 revisions)
- Sphaeralcea caespitosa var. williamsiae (8 revisions)
- Rhododendron albiflorum (8 revisions)
- Grimmia longirostris (8 revisions)
- Ericameria nauseosa var. latisquamea (8 revisions)
- Callirhoë bushii (8 revisions)
- Horkelia daucifolia var. daucifolia (8 revisions)
- Chrysophyllum oliviforme subsp. oliviforme (8 revisions)
- Neckera pennata (8 revisions)
- Diplacus constrictus (8 revisions)
- Antirrhinum (8 revisions)
- Rhytidiadelphus loreus (8 revisions)
- Orthotrichum holzingeri (8 revisions)
- Rhynchospora miliacea (8 revisions)
- Dudleya gnoma (8 revisions)
- Penstemon pseudospectabilis var. pseudospectabilis (8 revisions)
- Amblyodon (8 revisions)
- Brassicaceae tribe Eutremeae (8 revisions)
- Hypericum hypericoides subsp. hypericoides (8 revisions)
- Eleocharis cellulosa (8 revisions)
- Balsamorhiza macrophylla (8 revisions)
- Heuchera villosa var. villosa (8 revisions)
- Solidago faucibus (8 revisions)
- Carex livida (8 revisions)
- Bunias orientalis (8 revisions)
- Eremogone stenomeres (8 revisions)
- Emilia sonchifolia (8 revisions)
- Bolboschoenus maritimus subsp. paludosus (8 revisions)
- Erigeron biolettii (8 revisions)
- Luzula hitchcockii (8 revisions)
- Chrysopsis floridana (8 revisions)
- Picradeniopsis (8 revisions)
- Artemisia pycnocephala (8 revisions)
- Perityle (8 revisions)
- Timmia norvegica var. norvegica (8 revisions)
- Caulanthus anceps (8 revisions)
- Rumex altissimus (8 revisions)
- Antennaria parlinii subsp. fallax (8 revisions)
- Porophyllum gracile (8 revisions)
- Bloomeria crocea var. crocea (8 revisions)
- Yucca angustissima var. toftiae (8 revisions)
- Frankenia pulverulenta (8 revisions)
- Euphorbia texana (8 revisions)
- Erythranthe lewisii (8 revisions)
- Buckleya distichophylla (8 revisions)
- Allium diabolense (8 revisions)
- Erythronium umbilicatum subsp. monostolum (8 revisions)
- Tidestromia lanuginosa (8 revisions)
- Castilleja hololeuca (8 revisions)
- Cydonia oblonga (8 revisions)
- Draba daviesiae (8 revisions)
- Hymenoxys brachyactis (8 revisions)
- Schiedeella (8 revisions)
- Malaxis porphyrea (8 revisions)
- Euphorbia deltoidea subsp. adhaerens (8 revisions)
- Thelia (8 revisions)
- Carex rupestris (8 revisions)
- Atriplex semibaccata (8 revisions)
- Peraphyllum (8 revisions)
- Salix sitchensis (8 revisions)
- Machaeranthera tagetina (8 revisions)
- Dicranella crispa (8 revisions)
- Gymnostomum aeruginosum (8 revisions)
- Tillandsia usneoides (8 revisions)
- Sphaeralcea hastulata (8 revisions)
- Carex distans (8 revisions)
- Rhododendron cumberlandense (8 revisions)
- Grimmia anomala (8 revisions)
- Symphyotrichum walteri (8 revisions)
- Fryxellia pygmaea (8 revisions)
- Rosaceae tribe Sorbarieae (8 revisions)
- Fragaria (8 revisions)
- Ribes divaricatum var. pubiflorum (8 revisions)
- Samolus (8 revisions)
- Penstemon auriberbis (8 revisions)
- Neomacounia nitida (8 revisions)
- Diplacus torreyi (8 revisions)
- Euphrasia arctica subsp. borealis (8 revisions)
- Claopodium (8 revisions)
- Fabroniaceae (8 revisions)
- Rhynchospora harveyi var. culixa (8 revisions)
- Sedella leiocarpa (8 revisions)
- Digitalis purpurea subsp. purpurea (8 revisions)
- Pohlia cruda (8 revisions)
- Brassicaceae tribe Hesperideae (8 revisions)
- Luffa aegyptiaca (8 revisions)
- Fimbristylis decipiens (8 revisions)
- Wyethia angustifolia (8 revisions)
- Solidago sempervirens subsp. mexicana (8 revisions)
- Schoenoplectus purshianus var. purshianus (8 revisions)
- Camelina microcarpa (8 revisions)
- Brickelliastrum fendleri (8 revisions)
- Doronicum orientale (8 revisions)
- Carex ruthii (8 revisions)
- Erigeron breweri var. covillei (8 revisions)
- Rumex patientia (8 revisions)
- Roystonea (8 revisions)
- Chrysopsis gossypina subsp. cruiseana (8 revisions)
- Palafoxia arida (8 revisions)
- Perityle coronopifolia (8 revisions)
- Encalypta longicollis (8 revisions)
- Caulanthus simulans (8 revisions)
- Antennaria umbrinella (8 revisions)
- Adenophyllum porophylloides (8 revisions)
- Triteleia ixioides subsp. anilina (8 revisions)
- Hesperoyucca newberryi (8 revisions)
- Drosera (8 revisions)
- Arctotis (8 revisions)
- Hedypnois (8 revisions)
- Erythranthe taylorii (8 revisions)
- Philadelphus pubescens (8 revisions)
- Allium lacunosum (8 revisions)
- Fritillaria gentneri (8 revisions)
- Ceanothus masonii (8 revisions)
- Hesperolinon californicum (8 revisions)
- Alternanthera ficoidea var. bettzickiana (8 revisions)
- Castilleja linariifolia (8 revisions)
- Crataegus (sect. Crataegus) ser. Apiifoliae (8 revisions)
- Draba incrassata (8 revisions)
- Tetraneuris argentea (8 revisions)
- Spiranthes ovalis var. ovalis (8 revisions)
- Corallorhiza maculata var. maculata (8 revisions)
- Petalonyx parryi (8 revisions)
- Ulota coarctata (8 revisions)
- Carex cordillerana (8 revisions)
- Atriplex saccaria var. saccaria (8 revisions)
- Rosa bracteata (8 revisions)
- Populus (8 revisions)
- Dieteria canescens var. leucanthemifolia (8 revisions)
- Dicranum majus (8 revisions)
- Didymodon norrisii (8 revisions)
- Tillandsia ×floridana (8 revisions)
- Sphaeralcea rusbyi var. rusbyi (8 revisions)
- Carex sect. Circinatae (8 revisions)
- Kalmiopsis leachiana (8 revisions)
- Grimmia trichophylla (8 revisions)
- Symphyotrichum sect. Conyzopsis (8 revisions)
- Hibiscus furcellatus (8 revisions)
- Artemisia subg. Absinthium (8 revisions)
- Chamaerhodos (8 revisions)
- Arbutus xalapensis (8 revisions)
- Douglasia (8 revisions)
- Penstemon eriantherus var. redactus (8 revisions)
- Isothecium myosuroides (8 revisions)
- Diplacus clevelandii (8 revisions)
- Euphrasia randii (8 revisions)
- Leskea gracilescens (8 revisions)
- Plagiothecium berggrenianum (8 revisions)
- Rhynchospora solitaria (8 revisions)
- Sedum wrightii var. wrightii (8 revisions)
- Gratiola ebracteata (8 revisions)
- Pohlia bulbifera (8 revisions)
- Isatis (8 revisions)
- Bulbostylis stenophylla (8 revisions)
- Verbesina helianthoides (8 revisions)
- Heuchera elegans (8 revisions)
- Solidago guiradonis (8 revisions)
- Carex abscondita (8 revisions)
- Turritis glabra (8 revisions)
- Liatris squarrosa var. glabrata (8 revisions)
- Cerastium fontanum subsp. fontanum (8 revisions)
- Sinosenecio newcombei (8 revisions)
- Carex subbracteata (8 revisions)
- Erigeron lonchophyllus (8 revisions)
- Rumex paraguayensis (8 revisions)
- Luzula wahlenbergii (8 revisions)
- Pityopsis graminifolia var. latifolia (8 revisions)
- Hulsea algida (8 revisions)
- Perityle megalocephala var. oligophylla (8 revisions)
- Sibara (8 revisions)
- Antennaria monocephala subsp. monocephala (8 revisions)
- Thymophylla tenuiloba (8 revisions)
- Libertia (8 revisions)
- Agave lechuguilla (8 revisions)
- Cucurbita foetidissima (8 revisions)
- Mentzelia shultziorum (8 revisions)
- Centratherum (8 revisions)
- Calycoseris parryi (8 revisions)
- Mentzelia obscura (8 revisions)
- Allium peninsulare (8 revisions)
- Euphorbia discoidalis (8 revisions)
- Glochidion (8 revisions)
- Iresine (8 revisions)
- Linaria repens (8 revisions)
- Salix triandra (8 revisions)
- Psilostrophe gnaphalodes (8 revisions)
- Galeandra (8 revisions)
- Ziziphus divaricata (8 revisions)
- Zygodon viridissimus (8 revisions)
- Carex nardina (8 revisions)
- Atriplex subsect. Truncatae (8 revisions)
- Rosa spinosissima (8 revisions)
- Limnanthes macounii (8 revisions)
- Dicranum spadiceum (8 revisions)
- Sphagnum wulfianum (8 revisions)
- Lemna aequinoctialis (8 revisions)
- Indusiella thianschanica (8 revisions)
- Symphyotrichum oolentangiense (8 revisions)
- Hibiscus striatus subsp. lambertianus (8 revisions)
- Artemisia furcata (8 revisions)
- Drymocallis pseudorupestris var. saxicola (8 revisions)
- Potentilla ovina var. decurrens (8 revisions)
- Arctostaphylos myrtifolia (8 revisions)
- Dodecatheon hendersonii (8 revisions)
- Penstemon moffatii (8 revisions)
- Orthotrichum speciosum (8 revisions)
- Rhinanthus minor subsp. groenlandicus (8 revisions)
- Orthotrichum (8 revisions)
- Fontinalis hypnoides (8 revisions)
- Fuirena (8 revisions)
- Limnophila sessiliflora (8 revisions)
- Epipterygium tozeri (8 revisions)
- Lepidium crenatum (8 revisions)
- Hybanthus concolor (8 revisions)
- Isolepis cernua (8 revisions)
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