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- Carex cryptolepis (8 revisions)
- Atriplex sect. Endolepis (8 revisions)
- Phyllanthaceae (8 revisions)
- Orobanche ramosa (8 revisions)
- Pseudoleskeella serpentinensis (8 revisions)
- Entodon schleicheri (8 revisions)
- Euphorbia georgiana (8 revisions)
- Ceanothus masonii (8 revisions)
- Penstemon dissectus (8 revisions)
- Penstemon richardsonii var. dentatus (8 revisions)
- Aulacomniaceae (8 revisions)
- Mnium (8 revisions)
- Geum rossii (8 revisions)
- Mentzelia inyoensis (8 revisions)
- Callitriche heterophylla (8 revisions)
- Kiaeria falcata (8 revisions)
- Bryoerythrophyllum inaequalifolium (8 revisions)
- Rubus chamaemorus (8 revisions)
- Sorbaria (8 revisions)
- Rhynchospora fascicularis (8 revisions)
- Carex muskingumensis (8 revisions)
- Polytrichum strictum (8 revisions)
- Bucklandiella brevipes (8 revisions)
- Crataegus harbisonii (8 revisions)
- Najas guadalupensis subsp. muenscheri (8 revisions)
- Bulbostylis funckii (8 revisions)
- Rumex acetosella (8 revisions)
- Limonium californicum (8 revisions)
- Melanthium (8 revisions)
- Nolina lindheimeriana (8 revisions)
- Luzula subcapitata (8 revisions)
- Lemna turionifera (8 revisions)
- Calochortus kennedyi var. kennedyi (8 revisions)
- Allium perdulce var. sperryi (8 revisions)
- Deinandra lobbii (8 revisions)
- Eriophyllum jepsonii (8 revisions)
- Apteria (8 revisions)
- Calopogon oklahomensis (8 revisions)
- Verbesina lindheimeri (8 revisions)
- Coreopsis nudata (8 revisions)
- Liatris aestivalis (8 revisions)
- Erigeron saxatilis (8 revisions)
- Xanthisma junceum (8 revisions)
- Solidago villosicarpa (8 revisions)
- Chaetopappa hersheyi (8 revisions)
- Draba asprella (8 revisions)
- Saxifraga bracteata (8 revisions)
- Sideroxylon reclinatum subsp. austrofloridense (8 revisions)
- Ericameria parryi var. attenuata (8 revisions)
- Physaria sessilis (8 revisions)
- Salix sect. Lanatae (8 revisions)
- Brassicaceae tribe Conringieae (8 revisions)
- Vaccinium darrowii (8 revisions)
- Malvastrum (8 revisions)
- Boechera tiehmii (8 revisions)
- Calophyllum inophyllum (8 revisions)
- Passiflora arida (8 revisions)
- Symphyotrichum boreale (8 revisions)
- Nuttallanthus texanus (8 revisions)
- Gamochaeta simplicicaulis (8 revisions)
- Artemisia vulgaris (8 revisions)
- Gomphrena martiana (8 revisions)
- Castilleja martini var. martini (8 revisions)
- Crepis elegans (8 revisions)
- Agoseris aurantiaca var. purpurea (8 revisions)
- Carex sect. Leucoglochin (8 revisions)
- Mammillaria thornberi (8 revisions)
- Mentzelia shultziorum (8 revisions)
- Comandra umbellata subsp. umbellata (8 revisions)
- Orobanche californica subsp. condensa (8 revisions)
- Oxalidaceae Illustrations (8 revisions)
- Thuidiaceae (8 revisions)
- Tayloria froelichiana (8 revisions)
- Mortonia greggii (8 revisions)
- Penstemon alamosensis (8 revisions)
- Emorya suaveolens (8 revisions)
- Anacolia menziesii (8 revisions)
- Paludella squarrosa (8 revisions)
- Crataegus viridis var. lanceolata (8 revisions)
- Bernardia (8 revisions)
- Carex williamsii (8 revisions)
- Buddleja scordioides (8 revisions)
- Symblepharis vaginata (8 revisions)
- Hymenostylium recurvirostrum (8 revisions)
- Drymocallis ashlandica (8 revisions)
- Spiraea stevenii (8 revisions)
- Scleria triglomerata (8 revisions)
- Carex tenera var. echinodes (8 revisions)
- Atrichum crispum (8 revisions)
- Takakia lepidozioides (8 revisions)
- Waldsteinia parviflora (8 revisions)
- Eriocaulon (8 revisions)
- Oxycaryum (8 revisions)
- Rumex fascicularis (8 revisions)
- Drymaria molluginea (8 revisions)
- Brodiaea jolonensis (8 revisions)
- Dasylirion texanum (8 revisions)
- Arctostaphylos montana (8 revisions)
- Livistona (8 revisions)
- Lemna valdiviana (8 revisions)
- Calochortus weedii var. intermedius (8 revisions)
- Allium brevistylum (8 revisions)
- Blepharizonia plumosa (8 revisions)
- Cypripedium montanum (8 revisions)
- Encyclia (8 revisions)
- Helianthella californica subsp. californica (8 revisions)
- Thelesperma burridgeanum (8 revisions)
- Baileya multiradiata (8 revisions)
- Liatris pycnostachya var. pycnostachya (8 revisions)
- Erigeron reductus (8 revisions)
- Chimaphila umbellata subsp. umbellata (8 revisions)
- Solidago lancifolia (8 revisions)
- Bradburia hirtella (8 revisions)
- Draba chamissonis (8 revisions)
- Crassula tillaea (8 revisions)
- Diospyros ebenum (8 revisions)
- Sisymbrium loeselii (8 revisions)
- Salix sect. Canae (8 revisions)
- Descurainia obtusa (8 revisions)
- Gaylussacia bigeloviana (8 revisions)
- Meximalva (8 revisions)
- Crocanthemum carolinianum (8 revisions)
- Phoenicaulis cheiranthoides (8 revisions)
- Hypericum lobocarpum (8 revisions)
- Pilostyles (8 revisions)
- Symphyotrichum anticostense (8 revisions)
- Euchiton gymnocephalus (8 revisions)
- Matricaria occidentalis (8 revisions)
- Castilleja mollis (8 revisions)
- Hecastocleis (8 revisions)
- Agoseris heterophylla var. heterophylla (8 revisions)
- Polycnemum arvense (8 revisions)
- Iresine rhizomatosa (8 revisions)
- Tribulus terrestris (8 revisions)
- Adelia vaseyi (8 revisions)
- Antirrhinum (8 revisions)
- Orthotrichum anomalum (8 revisions)
- Gollania (8 revisions)
- Mentzelia filifolia (8 revisions)
- Mentzelia procera (8 revisions)
- Scrophularia atrata (8 revisions)
- Penstemon pseudospectabilis var. pseudospectabilis (8 revisions)
- Philonotis marchica (8 revisions)
- Rhizomnium magnifolium (8 revisions)
- Crataegus schizophylla (8 revisions)
- Croton humilis (8 revisions)
- Carex atrofusca (8 revisions)
- Sphagnum trinitense (8 revisions)
- Tortula cuneifolia var. blissii (8 revisions)
- Drymocallis cuneifolia var. cuneifolia (8 revisions)
- Spiraea japonica (8 revisions)
- Kobresia sibirica (8 revisions)
- Carex multicostata (8 revisions)
- Sphagnum sect. Rigida (8 revisions)
- Codriophorus fascicularis (8 revisions)
- Crataegus colonica (8 revisions)
- Potentilla bicrenata (8 revisions)
- Cyperus eragrostis (8 revisions)
- Rumex sibiricus (8 revisions)
- Dichelostemma ida-maia (8 revisions)
- Yucca gloriosa var. recurvifolia (8 revisions)
- Arctostaphylos tomentosa subsp. bracteosa (8 revisions)
- Sagittaria latifolia (8 revisions)
- Zingiberaceae (8 revisions)
- Narthecium californicum (8 revisions)
- Hemizonella minima (8 revisions)
- Cleistes divaricata (8 revisions)
- Prosthechea pygmaea (8 revisions)
- Encelia farinosa (8 revisions)
- Oxytenia (8 revisions)
- Tetraneuris herbacea (8 revisions)
- Liatris elegantula (8 revisions)
- Erigeron aequifolius (8 revisions)
- Dieteria canescens var. ambigua (8 revisions)
- Pityopus californicus (8 revisions)
- Solidago faucibus (8 revisions)
- Draba daviesiae (8 revisions)
- Kalanchoë integra (8 revisions)
- Ribes thacherianum (8 revisions)
- Emilia sonchifolia (8 revisions)
- Salix barclayi (8 revisions)
- Salix sitchensis (8 revisions)
- Tropidocarpum capparideum (8 revisions)
- Vaccinium sect. Cyanococcus (8 revisions)
- Rhynchosida (8 revisions)
- Frankenia jamesii (8 revisions)
- Brassica tournefortii (8 revisions)
- Hypericum cistifolium (8 revisions)
- Malvaceae subfam. Tilioideae (8 revisions)
- Crepis setosa (8 revisions)
- Microseris laciniata subsp. siskiyouensis (8 revisions)
- Atriplex subsect. Arenariae (8 revisions)
- Cistanthe pygmaea (8 revisions)
- Euphorbia dentata (8 revisions)
- Ceanothus megacarpus var. megacarpus (8 revisions)
- Euphrasia arctica subsp. borealis (8 revisions)
- Hypnum bambergeri (8 revisions)
- Dysphania (8 revisions)
- Euphorbia bicolor (8 revisions)
- Euphorbia cuphosperma (8 revisions)
- Digitalis purpurea subsp. purpurea (8 revisions)
- Anomobryum (8 revisions)
- Hookeria lucens (8 revisions)
- Crataegus jonesiae (8 revisions)
- Nyssa (8 revisions)
- Carex scabrata (8 revisions)
- Ceratodon purpureus subsp. conicus (8 revisions)
- Tortula leucostoma (8 revisions)
- Alchemilla glomerulans (8 revisions)
- Carex neurophora (8 revisions)
- Carex mitchelliana (8 revisions)
- Timmia norvegica var. norvegica (8 revisions)
- Scouleria marginata (8 revisions)
- Crataegus purpurella (8 revisions)
- Potentilla rhyolitica var. rhyolitica (8 revisions)
- Cyperus polystachyos (8 revisions)
- Cerastium alpinum subsp. alpinum (8 revisions)
- Silene flos-cuculi (8 revisions)
- Bloomeria crocea var. crocea (8 revisions)
- Yucca angustissima var. toftiae (8 revisions)
- Arctostaphylos glandulosa subsp. cushingiana (8 revisions)
- Sparganium fluctuans (8 revisions)
- Rumex occidentalis (8 revisions)
- Erythronium grandiflorum subsp. candidum (8 revisions)
- Allium diabolense (8 revisions)
- Carlquistia muirii (8 revisions)
- Syntrichopappus (8 revisions)
- Prescottia (8 revisions)
- Harrisella (8 revisions)
- Synedrella (8 revisions)
- Bidens hyperborea (8 revisions)
- Marshallia (8 revisions)
- Erigeron philadelphicus var. glaber (8 revisions)
- Xylorhiza glabriuscula (8 revisions)
- Ornithostaphylos oppositifolia (8 revisions)
- Solidago sempervirens subsp. mexicana (8 revisions)
- Draba incrassata (8 revisions)
- Rhodiola rhodantha (8 revisions)
- Douglasia laevigata (8 revisions)
- Doronicum orientale (8 revisions)
- Caulanthus lasiophyllus (8 revisions)
- Populus (8 revisions)
- Erysimum hieraciifolium (8 revisions)
- Micranthes gormanii (8 revisions)
- Sida neomexicana (8 revisions)
- Tamarix tetragyna (8 revisions)
- Cakile edentula subsp. harperi (8 revisions)
- Hypericum denticulatum (8 revisions)
- Malvaceae subfam. Byttnerioideae (8 revisions)
- Psilocarphus (8 revisions)
- Nipponanthemum (8 revisions)
- Castilleja plagiotoma (8 revisions)
- Taraxacum phymatocarpum (8 revisions)
- Stebbinsoseris decipiens (8 revisions)
- Atriplex subsect. Californicae (8 revisions)
- Claytonia gypsophiloides (8 revisions)
- Deutzia (8 revisions)
- Euphrasia randii (8 revisions)
- Hypnum imponens (8 revisions)
- Dysphania sect. Orthospora (8 revisions)
- Ziziphus celata (8 revisions)
- Oxalis illinoensis (8 revisions)
- Penstemon navajoa (8 revisions)
- Gratiola ebracteata (8 revisions)
- Pseudocryphaea domingensis (8 revisions)
- Sarmentypnum (8 revisions)
- Jatropha cardiophylla (8 revisions)
- Carex striata (8 revisions)
- Ditrichum rhynchostegium (8 revisions)
- Stegonia latifolia var. pilifera (8 revisions)
- Bryum calobryoides (8 revisions)
- Aphanes occidentalis (8 revisions)
- Gillenia stipulata (8 revisions)
- Carex densa (8 revisions)
- Scirpus flaccidifolius (8 revisions)
- Encalypta longicollis (8 revisions)
- Seligeria campylopoda (8 revisions)
- Carex baltzellii (8 revisions)
- Cyperus iria (8 revisions)
- Triteleia ixioides subsp. anilina (8 revisions)
- Hesperoyucca newberryi (8 revisions)
- Bejaria (8 revisions)
- Sagittaria graminea subsp. weatherbiana (8 revisions)
- Vallisneria (8 revisions)
- Rumex pulcher (8 revisions)
- Erythronium hendersonii (8 revisions)
- Allium lacunosum (8 revisions)
- Hymenopappus radiatus (8 revisions)
- Picradeniopsis woodhousei (8 revisions)
- Mesadenus (8 revisions)
- Malaxis monophyllos (8 revisions)
- Calyptocarpus (8 revisions)
- Pectis (8 revisions)
- Eupatorium altissimum (8 revisions)
- Fleischmannia incarnata (8 revisions)
- Erigeron yukonensis (8 revisions)
- Oönopsis foliosa var. monocephala (8 revisions)
- Arctostaphylos hookeri subsp. hookeri (8 revisions)
- Solidago guiradonis (8 revisions)
- Heterotheca subaxillaris subsp. subaxillaris (8 revisions)
- Salix triandra (8 revisions)
- Dudleya virens (8 revisions)
- Dodecatheon redolens (8 revisions)
- Sinosenecio newcombei (8 revisions)
- Hesperidanthus barnebyi (8 revisions)
- Limnanthes macounii (8 revisions)
- Braya glabella subsp. glabella (8 revisions)
- Micranthes pensylvanica (8 revisions)
- Sidalcea calycosa subsp. calycosa (8 revisions)
- Anoda abutiloides (8 revisions)
- Erucastrum (8 revisions)
- Hypericum anagalloides (8 revisions)
- Ericameria obovata (8 revisions)
- Diaperia prolifera var. prolifera (8 revisions)
- Rayjacksonia annua (8 revisions)
- Castilleja rubida (8 revisions)
- Lapsana communis (8 revisions)
- Stephanomeria exigua subsp. exigua (8 revisions)
- Atriplex gardneri var. gardneri (8 revisions)
- Claytonia perfoliata subsp. perfoliata (8 revisions)
- Cirsium arizonicum var. rothrockii (8 revisions)
- Rhinanthus minor subsp. groenlandicus (8 revisions)
- Chenopodium macrospermum (8 revisions)
- Manihot esculenta (8 revisions)
- Croton michauxii var. michauxii (8 revisions)
- Penstemon scariosus var. scariosus (8 revisions)
- Limnophila sessiliflora (8 revisions)
- Hygrohypnum cochleariifolium (8 revisions)
- Brachytheciastrum velutinum var. velutinum (8 revisions)
- Crataegus (sect. Coccineae) ser. Tenuifoliae (8 revisions)
- Carex laeviconica (8 revisions)
- Crossidium seriatum (8 revisions)
- Gemmabryum coronatum (8 revisions)
- Poteridium annuum (8 revisions)
- Sorbus intermedia (8 revisions)
- Scirpus pendulus (8 revisions)
- Bryoxiphiaceae (8 revisions)
- Eccremidium (8 revisions)
- Potentilla villosa (8 revisions)
- Carex sect. Obtusatae (8 revisions)
- Cyperus compressus (8 revisions)
- Cerastium texanum (8 revisions)
- Libertia (8 revisions)
- Agave lechuguilla (8 revisions)
- Entosthodon wigginsii (8 revisions)
- Rhododendron minus var. minus (8 revisions)
- Luzula spicata (8 revisions)
- Egeria densa (8 revisions)
- Polygonella (8 revisions)
- Tofieldia glabra (8 revisions)
- Allium peninsulare (8 revisions)
- Polymnia laevigata (8 revisions)
- Palafoxia riograndensis (8 revisions)
- Spiranthes brevilabris (8 revisions)
- Heteranthera limosa (8 revisions)
- Parthenium integrifolium (8 revisions)
- Pectis angustifolia var. fastigiata (8 revisions)
- Eupatorium linearifolium (8 revisions)
- Ageratina (8 revisions)
- Erigeron glacialis var. glacialis (8 revisions)
- Ericameria lignumviridis (8 revisions)
- Ribes oxyacanthoides var. setosum (8 revisions)
- Solidago rugosa var. cronquistiana (8 revisions)
- Eucephalus paucicapitatus (8 revisions)
- Draba paucifructa (8 revisions)
- Ribes laxiflorum (8 revisions)
- Dodecatheon pulchellum var. distolum (8 revisions)
- Arnoglossum plantagineum (8 revisions)
- Limnanthes floccosa subsp. floccosa (8 revisions)
- Euclidium syriacum (8 revisions)
- Chrysosplenium rosendahlii (8 revisions)
- Sidalcea hickmanii subsp. hickmanii (8 revisions)
- Salix rotundifolia var. dodgeana (8 revisions)
- Hypericum graveolens (8 revisions)
- Abutilon coahuilae (8 revisions)
- Senecio integerrimus var. major (8 revisions)
- Hesperevax caulescens (8 revisions)
- Isocoma azteca (8 revisions)
- Castilleja tenuiflora var. tenuiflora (8 revisions)
- Lactuca sativa (8 revisions)
- Prenanthella (8 revisions)
- Atriplex lentiformis (8 revisions)
- Lewisia brachycalyx (8 revisions)
- Jatropha dioica (8 revisions)
- Pedicularis bracteosa var. bracteosa (8 revisions)
- Platygyrium repens (8 revisions)
- Chenopodium subsect. Polysperma (8 revisions)
- Ceanothus impressus (8 revisions)
- Fendlera linearis (8 revisions)
- Penstemon albertinus (8 revisions)
- Sophronanthe pilosa (8 revisions)
- Platydictya confervoides (8 revisions)
- Brachythecium albicans (8 revisions)
- Crataegus populnea (8 revisions)
- Mentzelia pumila (8 revisions)
- Carex retrorsa (8 revisions)
- Penstemon fruticosus var. scouleri (8 revisions)
- Aloina rigida var. rigida (8 revisions)
- Haplodontium (8 revisions)
- Dryas incisa (8 revisions)
- Rubus spectabilis (8 revisions)
- Carex aggregata (8 revisions)
- Fissidens aphelotaxifolius (8 revisions)
- Erpodium domingense (8 revisions)
- Filipendula ulmaria (8 revisions)
- Eleocharis montevidensis (8 revisions)
- Cyperus sphaerolepis (8 revisions)
- Myosoton aquaticum (8 revisions)
- Funaria microstoma (8 revisions)
- Rhododendron periclymenoides (8 revisions)
- Juncus brachycarpus (8 revisions)
- Juncus brachycephalus (8 revisions)
- Polygonella myriophylla (8 revisions)
- Fritillaria pinetorum (8 revisions)
- Allium obtusum var. obtusum (8 revisions)
- Sisyrinchium minus (8 revisions)
- Perityle (8 revisions)
- Hulsea californica (8 revisions)
- Trillium pusillum var. pusillum (8 revisions)
- Eulophia (8 revisions)
- Helianthus debilis subsp. cucumerifolius (8 revisions)
- Porophyllum gracile (8 revisions)
- Rudbeckia grandiflora var. alismifolia (8 revisions)
- Ageratina occidentalis (8 revisions)
- Erigeron elatior (8 revisions)
- Pyrrocoma racemosa var. racemosa (8 revisions)
- Arctostaphylos franciscana (8 revisions)
- Solidago altissima subsp. gilvocanescens (8 revisions)
- Draba ruaxes (8 revisions)
- Dudleya lanceolata (8 revisions)
- Primula egaliksensis (8 revisions)
- Tetradymia glabrata (8 revisions)
- Streptanthus breweri (8 revisions)
- Resedaceae (8 revisions)
- Salix chlorolepis (8 revisions)
- Lithophragma heterophyllum (8 revisions)
- Sidalcea malviflora subsp. dolosa (8 revisions)
- Paysonia (8 revisions)
- Arabidopsis lyrata subsp. kamchatica (8 revisions)
- Hybanthus parviflorus (8 revisions)
- Abutilon trisulcatum (8 revisions)
- Senecio quaylei (8 revisions)
- Pterocaulon virgatum (8 revisions)
- Hazardia squarrosa var. squarrosa (8 revisions)
- Chloropyron maritimum subsp. canescens (8 revisions)
- Krigia cespitosa var. cespitosa (8 revisions)
- Salicornia maritima (8 revisions)
- Lewisia maguirei (8 revisions)
- Condalia ericoides (8 revisions)
- Cirsium scariosum var. congdonii (8 revisions)
- Taxiphyllum alternans (8 revisions)
- Chenopodium pallescens (8 revisions)
- Mentzelia marginata (8 revisions)
- Plantago elongata (8 revisions)
- Buddleja indica (8 revisions)
- Drepanocladus (8 revisions)
- Orthotrichum euryphyllum (8 revisions)
- Crataegus pruinosa var. rugosa (8 revisions)
- Hesperolinon drymarioides (8 revisions)
- Eleocharis palustris (8 revisions)
- Penstemon ambiguus var. ambiguus (8 revisions)
- Scrophularia californica (8 revisions)
- Syntrichia caninervis (8 revisions)
- Splachnum pensylvanicum (8 revisions)
- Cercocarpus breviflorus (8 revisions)
- Cotoneaster magnificus (8 revisions)
- Carex douglasii (8 revisions)
- Carex epapillosa (8 revisions)
- Fissidens minutulus (8 revisions)
- Sphagnum sect. Sphagnum (8 revisions)
- Rosa subg. Rosa (8 revisions)
- Ivesia patellifera (8 revisions)
- Carex filifolia var. erostrata (8 revisions)
- Cyperus lancastriensis (8 revisions)
- Stellaria dicranoides (8 revisions)
- Agave gracilipes (8 revisions)
- Sphagnum squarrosum (8 revisions)
- Phyllodoce aleutica (8 revisions)
- Tradescantia bracteata (8 revisions)
- Wolffia brasiliensis (8 revisions)
- Polygonum erectum (8 revisions)
- Allium platycaule (8 revisions)
- Sisyrinchium atlanticum (8 revisions)
- Perityle coronopifolia (8 revisions)
- Luzula campestris (8 revisions)
- Brassia caudata (8 revisions)
- Lilium humboldtii (8 revisions)
- Helianthus radula (8 revisions)
- Adenophyllum porophylloides (8 revisions)
- Spiranthes diluvialis (8 revisions)
- Conoclinium betonicifolium (8 revisions)
- Sanvitalia procumbens (8 revisions)
- Erigeron piscaticus (8 revisions)
- Grindelia oölepis (8 revisions)
- Arctostaphylos canescens subsp. sonomensis (8 revisions)
- Erigeron rhizomatus (8 revisions)
- Draba standleyi (8 revisions)
- Dudleya variegata (8 revisions)
- Primula cusickiana var. maguirei (8 revisions)
- Yermo (8 revisions)
- Quadrella incana (8 revisions)
- Idahoa (8 revisions)
- Heuchera micrantha var. micrantha (8 revisions)
- Sidalcea ranunculacea (8 revisions)
- Physaria angustifolia (8 revisions)
- Turritis (8 revisions)
- Viola brittoniana (8 revisions)
- Anoda cristata (8 revisions)
- Asteraceae tribe Anthemideae (8 revisions)
- Lessingia tenuis (8 revisions)
- Tanacetum (8 revisions)
- Lessingia pectinata (8 revisions)
- Cordylanthus kingii subsp. helleri (8 revisions)
- Hieracium (8 revisions)
- Cirsium repandum (8 revisions)
- Suaeda calceoliformis (8 revisions)
- Montia howellii (8 revisions)
- Gymnanthes (8 revisions)
- Silybum (8 revisions)
- Hageniella micans (8 revisions)
- Euphorbia sect. Nummulariopsis (8 revisions)
- Linum arenicola (8 revisions)
- Plantago ovata (8 revisions)
- Pedicularis howellii (8 revisions)
- Hygroamblystegium (8 revisions)
- Homalothecium (8 revisions)
- Crataegus incilis (8 revisions)
- Vitis mustangensis (8 revisions)
- Penstemon crandallii var. crandallii (8 revisions)
- Penstemon euglaucus (8 revisions)
- Hilpertia (8 revisions)
- Ptychostomum lonchocaulon (8 revisions)
- Rosaceae subfam. Amygdaloideae (8 revisions)
- Rubus ursinus (8 revisions)
- Carex sect. Limosae (8 revisions)
- Erythranthe inamoena (8 revisions)
- Fissidens closteri subsp. closteri (8 revisions)
- Trichostomum arcticum (8 revisions)
- Rosa tomentosa (8 revisions)
- Eleocharis bolanderi (8 revisions)
- Cyperus mutisii (8 revisions)
- Carex sect. Foetidae (8 revisions)
- Stellaria pallida (8 revisions)
- Manfreda variegata (8 revisions)
- Schistidium boreale (8 revisions)
- Kalmia microphylla var. microphylla (8 revisions)
- Juncus arcticus var. balticus (8 revisions)
- Juncus bulbosus (8 revisions)
- Galanthus elwesii (8 revisions)
- Sisyrinchium idahoense (8 revisions)
- Perityle intricata (8 revisions)
- Caryota (8 revisions)
- Orchidaceae tribe Calypsoeae (8 revisions)
- Lilium pardalinum subsp. pardalinum (8 revisions)
- Helianthus occidentalis subsp. plantagineus (8 revisions)
- Thymophylla tenuiloba var. tenuiloba (8 revisions)
- Platanthera orbiculata (8 revisions)
- Stevia ovata (8 revisions)
- Silphium (8 revisions)
- Erigeron sionis var. sionis (8 revisions)
- Arctostaphylos viridissima (8 revisions)
- Solidago ohioensis (8 revisions)
- Erigeron eatonii var. villosus (8 revisions)
- Anelsonia (8 revisions)
- Sedum nevii (8 revisions)
- Lysimachia asperulifolia (8 revisions)
- Crocidium multicaule (8 revisions)
- Streptanthus insignis subsp. lyonii (8 revisions)
- Peritoma arborea var. arborea (8 revisions)
- Heuchera longiflora (8 revisions)
- Sphaeralcea angustifolia var. angustifolia (8 revisions)
- Physaria carinata subsp. paysonii (8 revisions)
- Cardamine blaisdellii (8 revisions)
- Viola frank-smithii (8 revisions)
- Callirhoë leiocarpa (8 revisions)
- Senecio jacobaea (8 revisions)
- Chamaemelum nobile (8 revisions)
- Misopates orontium subsp. orontium (8 revisions)
- Hieracium crepidispermum (8 revisions)
- Chrysanthemoides monilifera (8 revisions)
- Salsola kali subsp. pontica (8 revisions)
- Seymeria (8 revisions)
- Mentzelia sect. Bartonia (8 revisions)
- Arctium tomentosum (8 revisions)
- Wijkia carlottae (8 revisions)
- Monolepis nuttalliana (8 revisions)
- Euonymus fortunei (8 revisions)
- Linum puberulum (8 revisions)
- Lagotis glauca subsp. glauca (8 revisions)
- Pedicularis parryi subsp. mogollonica (8 revisions)
- Tomentypnum nitens (8 revisions)
- Tayloria serrata (8 revisions)
- Sageretia wrightii (8 revisions)
- Mentzelia speciosa (8 revisions)
- Penstemon xylus (8 revisions)
- Emorya (8 revisions)
- Crumia (8 revisions)
- Meesiaceae (8 revisions)
- Rosaceae tribe Amygdaleae (8 revisions)
- Pyracantha crenulata (8 revisions)
- Carex verrucosa (8 revisions)
- Erythranthe microphylla (8 revisions)
- Campylopus angustiretis (8 revisions)
- Tortella fragilis (8 revisions)
- Rosa nitida (8 revisions)
- Ivesia longibracteata (8 revisions)
- Lipocarpha (8 revisions)
- Carex marina (8 revisions)
- Minuartia californica (8 revisions)
- Smilax havanensis (8 revisions)
- Takakia ceratophylla (8 revisions)
- Calluna vulgaris (8 revisions)
- Eleocharis tricostata (8 revisions)
- Polygonum heterosepalum (8 revisions)
- Hymenocallis pygmaea (8 revisions)
- Iris cristata (8 revisions)
- Perityle lindheimeri (8 revisions)
- Sagittaria australis (8 revisions)
- Orchidaceae (tribe Cymbidieae) subtribe Goveniinae (8 revisions)
- Lloydia serotina var. serotina (8 revisions)
- Helianthus grosseserratus (8 revisions)
- Sartwellia flaveriae (8 revisions)
- Platanthera purpurascens (8 revisions)
- Sclerolepis uniflora (8 revisions)
- Conyza bonariensis (8 revisions)
- Chaenactis suffrutescens (8 revisions)
- Petradoria pumila var. graminea (8 revisions)
- Boechera canadensis (8 revisions)
- Sedum radiatum var. ciliosum (8 revisions)
- Lysimachia quadrifolia (8 revisions)
- Ionactis alpina (8 revisions)
- Thelypodiopsis ambigua (8 revisions)
- Cleomella hillmanii var. goodrichii (8 revisions)
- Heuchera eastwoodiae (8 revisions)
- Sphaeralcea fendleri var. venusta (8 revisions)
- Physaria douglasii subsp. douglasii (8 revisions)
- Cardamine holmgrenii (8 revisions)
- Viola macloskeyi (8 revisions)
- Eremalche parryi subsp. parryi (8 revisions)
- Packera castoreus (8 revisions)
- Sphaeromeria simplex (8 revisions)
- Orthocarpus bracteosus (8 revisions)
- Hieracium alpinum (8 revisions)
- Celosia cristata (8 revisions)
- Castilleja ambigua var. ambigua (8 revisions)
- Elatine minima (8 revisions)
- Asteraceae tribe Mutisieae (8 revisions)
- Orthotrichum pylaisii (8 revisions)
- Acleisanthes anisophylla (8 revisions)
- Jamesia (8 revisions)
- Euphorbia theriaca var. spurca (8 revisions)
- Lindernia crustacea (8 revisions)
- Pedicularis sudetica subsp. albolabiata (8 revisions)
- Groutiella tumidula (8 revisions)
- Sciuro-hypnum glaciale (8 revisions)
- Vitis (8 revisions)
- Kallstroemia grandiflora (8 revisions)
- Myoporum parvifolium (8 revisions)
- Penstemon ovatus (8 revisions)
- Sphagnum molle (8 revisions)
- Rosulabryum (8 revisions)
- Prunus virginiana var. demissa (8 revisions)
- Malus toringo (8 revisions)
- Carex woodii (8 revisions)
- Erythranthe chinatiensis (8 revisions)
- Sphagnum mississippiense (8 revisions)
- Ivesia argyrocoma var. argyrocoma (8 revisions)
- Rhynchospora indianolensis (8 revisions)
- Carex leptopoda (8 revisions)
- Minuartia macrocarpa (8 revisions)
- Sphagnum austinii (8 revisions)
- Agarista populifolia (8 revisions)
- Juncus leiospermus (8 revisions)
- Eleocharis nana (8 revisions)
- Polygonum austiniae (8 revisions)
- Narcissus pseudonarcissus (8 revisions)
- Tradescantia longipes (8 revisions)
- Stuckenia (8 revisions)
- Orchidaceae (tribe Vanilleae) subtribe Pogoniinae (8 revisions)
- Triantha occidentalis subsp. occidentalis (8 revisions)
- Helianthus ciliaris (8 revisions)
- Pseudoclappia watsonii (8 revisions)
- Guardiola platyphylla (8 revisions)
- Platanthera lacera (8 revisions)
- Brickellia cordifolia (8 revisions)
- Berlandiera monocephala (8 revisions)
- Erigeron pumilus var. intermedius (8 revisions)
- Boechera duchesnensis (8 revisions)
- Gordonia lasianthus (8 revisions)
- Thelypodium howellii subsp. howellii (8 revisions)
- Cleome ornithopodioides (8 revisions)
- Mitella nuda (8 revisions)
- Ribes velutinum (8 revisions)
- Salix eastwoodiae (8 revisions)
- Cardamine penduliflora (8 revisions)
- Lepidium paysonii (8 revisions)
- Echinocystis lobata (8 revisions)
- Hibiscus denudatus (8 revisions)
- Cirsium wheeleri (8 revisions)
- Symphyotrichum yukonense (8 revisions)
- Triphysaria eriantha subsp. eriantha (8 revisions)
- Carduus (8 revisions)
- Mirabilis macfarlanei (8 revisions)
- Castilleja arachnoidea (8 revisions)
- Parnassia grandifolia (8 revisions)
- Centaurea ×moncktonii (8 revisions)
- Neckeraceae (8 revisions)
- Kochia americana (8 revisions)
- Ceanothus confusus (8 revisions)
- Euphorbia porteriana (8 revisions)
- Agalinis divaricata (8 revisions)
- Rhytidiadelphus (8 revisions)
- Scleropodium obtusifolium (8 revisions)
- Frangula rubra subsp. rubra (8 revisions)
- Oxalis triangularis (8 revisions)
- Penstemon lentus var. albiflorus (8 revisions)
- Penstemon rattanii var. kleei (8 revisions)
- Calymperes (8 revisions)
- Roellobryon (8 revisions)
- Prunus havardii (8 revisions)
- Pseudocydonia sinensis (8 revisions)
- Carex radfordii (8 revisions)
- Diplacus bigelovii var. bigelovii (8 revisions)
- Dichodontium (8 revisions)
- Barbula (8 revisions)
- Glossopetalon pungens (8 revisions)
- Horkelia tenuiloba (8 revisions)
- Rhynchospora latifolia (8 revisions)
- Minuartia stolonifera (8 revisions)
- Grimmia arizonae (8 revisions)
- Micranthes stellaris (8 revisions)
- Hedychium (8 revisions)
- Eleocharis atropurpurea (8 revisions)
- Eremogone capillaris var. capillaris (8 revisions)
- Zephyranthes citrina (8 revisions)
- Sagittaria isoetiformis (8 revisions)
- Luzula echinata (8 revisions)
- Calochortus pulchellus (8 revisions)
- Polygonatum biflorum (8 revisions)
- Lagophylla minor (8 revisions)
- Lasthenia ferrisiae (8 revisions)
- Piperia elegans subsp. elegans (8 revisions)
- Viguiera dentata (8 revisions)
- Oreostemma alpigenum var. alpigenum (8 revisions)
- Trichoptilium (8 revisions)
- Acamptopappus sphaerocephalus var. hirtellus (8 revisions)
- Erigeron arenarioides (8 revisions)
- Boechera goodrichii (8 revisions)
- Bigelowia nudata var. nudata (8 revisions)
- Gynandropsis gynandra (8 revisions)
- Tiarella trifoliata var. unifoliata (8 revisions)
- Physaria humilis (8 revisions)
- Leavenworthia stylosa (8 revisions)
- Lunaria (8 revisions)
- Viola pubescens var. scabriuscula (8 revisions)
- Hibiscus dasycalyx (8 revisions)
- Boechera horizontalis (8 revisions)
- Symphyotrichum concolor var. concolor (8 revisions)
- Antennaria rosulata (8 revisions)
- Artemisia nova (8 revisions)
- Amaranthus obcordatus (8 revisions)
- Castilleja citrina (8 revisions)
- Elatine ambigua (8 revisions)
- Asteraceae tribe Arctotideae (8 revisions)
- Rhagadiolus stellatus (8 revisions)
- Neomacounia (8 revisions)
- Corispermum pallidum (8 revisions)
- Linum catharticum (8 revisions)
- Arceuthobium gillii (8 revisions)
- Veronica undulata (8 revisions)
- Agalinis maritima var. maritima (8 revisions)
- Leskeaceae (8 revisions)
- Schwetschkeopsis (8 revisions)
- Cornus subg. Arctocrania (8 revisions)
- Cornus subg. Cornus (8 revisions)
- Penstemon albidus (8 revisions)
- Penstemon virens (8 revisions)
- Thelia asprella (8 revisions)
- Pohlia longicolla (8 revisions)
- Prunus spinosa (8 revisions)
- Crataegus (sect. Crataegus) ser. Cordatae (8 revisions)
- Diplacus mephiticus (8 revisions)
- Dicranodontium (8 revisions)
- Gymnostomum calcareum (8 revisions)
- Potentilla anglica (8 revisions)
- Horkelia sect. Parryae (8 revisions)
- Rhynchospora stenophylla (8 revisions)
- Scirpus georgianus (8 revisions)
- Tetraphis pellucida var. pellucida (8 revisions)
- Grimmia attenuata (8 revisions)
- Crataegus neobushii (8 revisions)
- Zingiber zerumbet (8 revisions)
- Eleocharis bella (8 revisions)
- Persicaria robustior (8 revisions)
- Camassia quamash subsp. linearis (8 revisions)
- Iris prismatica (8 revisions)
- Chamaedorea (8 revisions)
- Canna flaccida (8 revisions)
- Calochortus uniflorus (8 revisions)
- Leucocrinum montanum (8 revisions)
- Layia glandulosa (8 revisions)
- Lasthenia minor (8 revisions)
- Coeloglossum viride (8 revisions)
- Balsamorhiza sericea (8 revisions)
- Tetragonotheca helianthoides (8 revisions)
- Gaillardia coahuilensis (8 revisions)
- Brickellia lemmonii var. conduplicata (8 revisions)
- Erigeron parishii (8 revisions)
- Herrickia wasatchensis (8 revisions)
- Styrax platanifolius subsp. platanifolius (8 revisions)
- Sericocarpus tortifolius (8 revisions)
- Salix sect. Salicaster (8 revisions)
- Sullivantia hapemanii var. hapemanii (8 revisions)
- Thymelaea (8 revisions)
- Physaria lepidota subsp. membranacea (8 revisions)
- Rorippa austriaca (8 revisions)
- Noccaea fendleri subsp. siskiyouensis (8 revisions)
- Viola sagittata var. ovata (8 revisions)
- Iliamna grandiflora (8 revisions)
- Boechera nevadensis (8 revisions)
- Ericameria nauseosa var. nana (8 revisions)
- Antennaria monocephala subsp. angustata (8 revisions)
- Artemisia frigida (8 revisions)
- Amaranthus thunbergii (8 revisions)
- Castilleja elegans (8 revisions)
- Elephantopus elatus (8 revisions)
- Calycoseris (8 revisions)
- Isothecium cardotii (8 revisions)
- Elatine californica (8 revisions)
- Oxalis stricta (8 revisions)
- Hiptage benghalensis (8 revisions)
- Veronica agrestis (8 revisions)
- Agalinis tenuifolia (8 revisions)
- Leskea (8 revisions)
- Plagiothecium cavifolium (8 revisions)
- Cornus amomum (8 revisions)
- Ceanothus cyaneus (8 revisions)
- Penstemon eriantherus var. eriantherus (8 revisions)
- Penstemon floribundus (8 revisions)
- Ulota crispa (8 revisions)
- Pohlia beringiensis (8 revisions)
- Prunus murrayana (8 revisions)
- Crataegus aquacervensis (8 revisions)
- Schoenoplectus smithii var. smithii (8 revisions)
- Sairocarpus kingii (8 revisions)
- Dicranum majus var. majus (8 revisions)
- Didymodon nigrescens (8 revisions)
- Potentilla inclinata (8 revisions)
- Horkelia howellii (8 revisions)
- Scirpus lineatus (8 revisions)
- Carex ovalis (8 revisions)
- Sagina japonica (8 revisions)
- Buxbaumia piperi (8 revisions)
- Grimmia subg. Undetermined (8 revisions)
- Crataegus ursopedensis (8 revisions)
- Tillandsia paucifolia (8 revisions)
- Eleocharis interstincta (8 revisions)
- Chlorogalum pomeridianum var. minus (8 revisions)
- Watsonia (8 revisions)
- Sagittaria teres (8 revisions)
- Tillandsia balbisiana (8 revisions)
- Lachnanthes caroliniana (8 revisions)
- Allium (8 revisions)
- Melampodium appendiculatum (8 revisions)
- Pseudobahia peirsonii (8 revisions)
- Heteranthera rotundifolia (8 revisions)
- Ambrosia pumila (8 revisions)
- Coreopsis gigantea (8 revisions)
- Helenium brevifolium (8 revisions)
- Brickellia venosa (8 revisions)
- Erigeron basalticus (8 revisions)
- Ribes cynosbati (8 revisions)
- Solidago subsect. Humiles (8 revisions)
- Eucephalus (8 revisions)
- Arabis eschscholtziana (8 revisions)
- Ribes indecorum (8 revisions)
- Graptopetalum (8 revisions)
- Packera dimorphophylla var. dimorphophylla (8 revisions)
- Physaria obcordata (8 revisions)
- Rorippa sinuata (8 revisions)
- Paeoniaceae (8 revisions)
- Viola umbraticola var. glaberrima (8 revisions)
- Lavatera thuringiaca (8 revisions)
- Coccinia grandis (8 revisions)
- Salix reticulata (8 revisions)
- Symphyotrichum laeve var. laeve (8 revisions)
- Erythranthe primuloides (8 revisions)
- Pseudognaphalium saxicola (8 revisions)
- Gossypianthus lanuginosus var. lanuginosus (8 revisions)
- Castilleja grisea (8 revisions)
- Vernonia larseniae (8 revisions)
- Malacothrix foliosa subsp. crispifolia (8 revisions)
- Carex frankii (8 revisions)
- Anomodon (8 revisions)
- Atriplex laciniata (8 revisions)
- Rhamnus smithii (8 revisions)
- Euphorbia polygonifolia (8 revisions)
- Boschniakia (8 revisions)
- Pseudoleskea incurvata var. gigantea (8 revisions)
- Fontinalis dalecarlica (8 revisions)
- Acalypha rhomboidea (8 revisions)
- Microstachys corniculata (8 revisions)
- Penstemon marcusii (8 revisions)
- Zygodon viridissimus var. viridissimus (8 revisions)
- Pohlia wahlenbergii (8 revisions)
- Coleogyne (8 revisions)
- Crataegus sect. Sanguineae (8 revisions)
- Cornus suecica (8 revisions)
- Carex grisea (8 revisions)
- Polypremum procumbens (8 revisions)
- Dicranum muehlenbeckii (8 revisions)
- Didymodon ferrugineus (8 revisions)
- Potentilla glaucophylla var. perdissecta (8 revisions)
- Rhynchospora harperi (8 revisions)
- Carex wootonii (8 revisions)
- Polytrichastrum formosum var. formosum (8 revisions)
- Grimmiaceae subfam. Racomitrioideae (8 revisions)
- Crataegus oakesiana (8 revisions)
- Thalia dealbata (8 revisions)
- Fimbristylis squarrosa (8 revisions)
- Coccoloba diversifolia (8 revisions)
- Aconogonon davisiae var. davisiae (8 revisions)
- Schoenolirion albiflorum (8 revisions)
- Zigadenus brevibracteatus (8 revisions)
- Calochortus luteus (8 revisions)
- Allium geyeri var. tenerum (8 revisions)
- Deinandra (8 revisions)
- Eriophyllum lanatum var. arachnoideum (8 revisions)
- Trillium erectum var. erectum (8 revisions)
- Triphora amazonica (8 revisions)
- Verbesina virginica (8 revisions)
- Coreopsis major (8 revisions)
- Carminatia tenuiflora (8 revisions)
- Erigeron uncialis var. uncialis (8 revisions)
- Xanthisma sect. Xanthisma (8 revisions)
- Sarracenia rubra subsp. gulfensis (8 revisions)
- Solidago arenicola (8 revisions)
- Townsendia montana (8 revisions)
- Aubrieta (8 revisions)
- Saxifraga flagellaris subsp. platysepala (8 revisions)
- Sideroxylon (8 revisions)
- Packera indecora (8 revisions)
- Physaria prostrata (8 revisions)
- Salix atrocinerea (8 revisions)
- Salix ovalifolia var. glacialis (8 revisions)
- Vaccinium sect. Vitis-idaea (8 revisions)
- Malacothamnus aboriginum (8 revisions)
- Lechea maritima var. subcylindrica (8 revisions)
- Boechera rollinsiorum (8 revisions)
- Turnera (8 revisions)
- Symphyotrichum eulae (8 revisions)
- Erythranthe jungermannioides (8 revisions)
- Pseudognaphalium ramosissimum (8 revisions)
- Artemisia ludoviciana subsp. redolens (8 revisions)
- Alternanthera brasiliana (8 revisions)
- Castilleja lasiorhyncha (8 revisions)
- Scolymus hispanicus (8 revisions)
- Malacothrix similis (8 revisions)
- Carex lutea (8 revisions)
- Ferocactus cylindraceus (8 revisions)
- Atriplex suckleyi (8 revisions)
- Euphorbia macropus (8 revisions)
- Bernardia incana (8 revisions)
- Pseudoleskeella tectorum (8 revisions)
- Entodon cladorrhizans (8 revisions)
- Colubrina asiatica (8 revisions)
- Philadelphus mearnsii (8 revisions)
- Penstemon sect. Elmigera (8 revisions)
- Penstemon roezlii (8 revisions)
- Aulacomnium (8 revisions)
- Mnium arizonicum (8 revisions)
- Crataegus rubribracteolata (8 revisions)
- Rhamnus cathartica (8 revisions)
- Carex debilis var. debilis (8 revisions)
- Callitriche longipedunculata (8 revisions)
- Kiaeria glacialis (8 revisions)
- Bryoerythrophyllum ferruginascens (8 revisions)
- Fragaria chiloensis subsp. lucida (8 revisions)
- Sorbaria sorbifolia (8 revisions)
- Schoenus (8 revisions)
- Carex straminea (8 revisions)
- Polytrichum piliferum (8 revisions)
- Crataegus (sect. Coccineae) ser. Triflorae (8 revisions)
- Syringodium (8 revisions)
- Eriophorum (8 revisions)
- Rumex graminifolius (8 revisions)
- Limonium perezii (8 revisions)
- Scilla siberica (8 revisions)
- Nolina georgiana (8 revisions)
- Juncus gerardii (8 revisions)
- Luzula parviflora (8 revisions)
- Calochortus kennedyi var. munzii (8 revisions)
- Allium cuthbertii (8 revisions)
- Deinandra kelloggii (8 revisions)
- Eriophyllum staechadifolium (8 revisions)
- Apteria aphylla (8 revisions)
- Bletia (8 revisions)
- Enceliopsis (8 revisions)
- Coreopsis rosea (8 revisions)
- Hymenoxys richardsonii var. richardsonii (8 revisions)
- Liatris glandulosa (8 revisions)
- Erigeron heliographis (8 revisions)
- Pyrola asarifolia subsp. asarifolia (8 revisions)
- Chaetopappa ericoides (8 revisions)
- Draba asprella var. asprella (8 revisions)
- Saxifraga debilis (8 revisions)
- Sideroxylon rufohirtum (8 revisions)
- Packera ogotorukensis (8 revisions)
- Physaria spatulata (8 revisions)
- Conringia (8 revisions)
- Vaccinium tenellum (8 revisions)
- Malvastrum americanum (8 revisions)
- Lechea torreyi var. torreyi (8 revisions)
- Boechera tularensis (8 revisions)
- Mammea (8 revisions)
- Passiflora arizonica (8 revisions)
- Symphyotrichum nahanniense (8 revisions)
- Gamochaeta chionesthes (8 revisions)
- Hulteniella (8 revisions)
- Gomphrena sonorae (8 revisions)
- Castilleja martini var. clokeyi (8 revisions)
- Crepis foetida (8 revisions)
- Acourtia (8 revisions)
- Mammillaria mainiae (8 revisions)
- Atriplex argentea var. rydbergii (8 revisions)
- Jatropha dioica var. dioica (8 revisions)
- Euphorbia myrsinites (8 revisions)
- Orobanche californica subsp. grandis (8 revisions)
- Phyllanthaceae Illustrations (8 revisions)
- Abietinella (8 revisions)
- Orthotrichum obtusifolium (8 revisions)
- Acalypha alopecuroidea (8 revisions)
- Penstemon centranthifolius (8 revisions)
- Verbascum nigrum (8 revisions)
- Bartramia (8 revisions)
- Plagiomnium ellipticum (8 revisions)
- Crataegus viridis var. ovata (8 revisions)
- Euphorbia ophthalmica (8 revisions)
- Bruchiaceae (8 revisions)
- Sphagnum angermanicum (8 revisions)
- Scleria minor (8 revisions)
- Carex normalis (8 revisions)
- Atrichum selwynii (8 revisions)
- Sphagnum fallax (8 revisions)
- Crataegus extraria (8 revisions)
- Potentilla ovina var. ovina (8 revisions)
- Cyperaceae (8 revisions)
- Oxycaryum cubense (8 revisions)
- Rumex spiralis (8 revisions)
- Brodiaea kinkiensis (8 revisions)
- Dasylirion leiophyllum (8 revisions)
- Arctostaphylos montana subsp. montana (8 revisions)
- Washingtonia (8 revisions)
- Xyris longisepala (8 revisions)
- Calochortus weedii var. weedii (8 revisions)
- Allium haematochiton (8 revisions)
- Blepharizonia laxa (8 revisions)
- Arnica griscomii subsp. griscomii (8 revisions)
- Cypripedium parviflorum (8 revisions)
- Encyclia tampensis (8 revisions)
- Helianthella californica subsp. nevadensis (8 revisions)
- Thelesperma nuecense (8 revisions)
- Baileya pleniradiata (8 revisions)
- Liatris pycnostachya var. lasiophylla (8 revisions)
- Pentachaeta lyonii (8 revisions)
- Dieteria asteroides var. asteroides (8 revisions)
- Orthilia (8 revisions)
- Bradburia pilosa (8 revisions)
- Draba cinerea (8 revisions)
- Crassula aquatica (8 revisions)
- Theophrastaceae (8 revisions)
- Packera subnuda var. moresbiensis (8 revisions)
- Sisymbrium polyceratium (8 revisions)
- Salix elaeagnos (8 revisions)
- Descurainia paradisa (8 revisions)
- Gaylussacia baccata (8 revisions)
- Cucumis melo subsp. agrestis (8 revisions)
- Crocanthemum corymbosum (8 revisions)
- Polyctenium (8 revisions)
- Bryonia dioica (8 revisions)
- Pilostyles thurberi (8 revisions)
- Symphyotrichum robynsianum (8 revisions)
- Cirsium texanum (8 revisions)
- Matricaria chamomilla (8 revisions)
- Castilleja montigena (8 revisions)
- Echinops sphaerocephalus (8 revisions)
- Agoseris heterophylla var. cryptopleura (8 revisions)
- Nitrophila (8 revisions)
- Atriplex parishii var. minuscula (8 revisions)
- Iresine heterophylla (8 revisions)
- Parnassia palustris (8 revisions)
- Orobanche arizonica (8 revisions)
- Thuidium alleniorum (8 revisions)
- Gollania turgens (8 revisions)
- Mentzelia candelariae (8 revisions)
- Mentzelia chrysantha (8 revisions)
- Penstemon comarrhenus (8 revisions)
- Penstemon pseudospectabilis var. connatifolius (8 revisions)
- Philonotis sphaerocarpa (8 revisions)
- Rhizomnium nudum (8 revisions)
- Causonis (8 revisions)
- Carex sect. Porocystis (8 revisions)
- Trematodon boasii (8 revisions)
- Tortula deciduidentata (8 revisions)
- Rubus flagellaris (8 revisions)
- Kobresia myosuroides (8 revisions)
- Carex straminiformis (8 revisions)
- Lyellia aspera (8 revisions)
- Codriophorus corrugatus (8 revisions)
- Crataegus pexa (8 revisions)
- Potentilla angelliae (8 revisions)
- Carex tonsa var. tonsa (8 revisions)
- Cyperus distinctus (8 revisions)
- Rumex subarcticus (8 revisions)
- Eremogone macradenia var. macradenia (8 revisions)
- Melanthium parviflorum (8 revisions)
- Yucca rostrata (8 revisions)
- Cascadia (8 revisions)
- Juncus regelii (8 revisions)
- Juncus filiformis (8 revisions)
- Uvularia sessilifolia (8 revisions)
- Allium howellii var. sanbenitense (8 revisions)
- Harmonia (8 revisions)
- Arnica nevadensis (8 revisions)
- Isotria (8 revisions)
- Orchidaceae (tribe Epidendreae) subtribe Pleurothallidinae (8 revisions)
- Geraea (8 revisions)
- Bidens tenuisecta (8 revisions)
- Tetraneuris torreyana (8 revisions)
- Liatris microcephala (8 revisions)
- Erigeron mariposanus (8 revisions)
- Dieteria canescens var. aristata (8 revisions)
- Hemitomes (8 revisions)
- Solidago ludoviciana (8 revisions)
- Chrysopsis gossypina subsp. gossypina (8 revisions)
- Draba densifolia (8 revisions)
- Kalanchoë laciniata (8 revisions)
- Androsace (8 revisions)
- Ericameria parryi var. latior (8 revisions)
- Brassicaceae tribe Thelypodieae (8 revisions)
- Salix jepsonii (8 revisions)
- Tropidocarpum californicum (8 revisions)
- Vaccinium sect. Herpothamnus (8 revisions)
- Rhynchosida physocalyx (8 revisions)
- Frankenia johnstonii (8 revisions)
- Cakile (8 revisions)
- Hypericum microsepalum (8 revisions)
- Tilia (8 revisions)
- Symphyotrichum spathulatum var. yosemitanum (8 revisions)
- Filago pyramidata var. pyramidata (8 revisions)
- Tripleurospermum maritimum subsp. maritimum (8 revisions)
- Castilleja pallida var. yukonis (8 revisions)
- Crepis tectorum (8 revisions)
- Microseris laciniata subsp. detlingii (8 revisions)
- Cistanthe quadripetala (8 revisions)
- Linum vernale (8 revisions)
- Mentzelia memorabilis (8 revisions)
- Euphrasia frigida (8 revisions)
- Hypnum callichroum (8 revisions)
- Dysphania sect. Adenois (8 revisions)
- Viscum (8 revisions)
- Mentzelia pachyrhiza (8 revisions)
- Penstemon glaber var. glaber (8 revisions)
- Bacopa (8 revisions)
- Anomobryum concinnatum (8 revisions)
- Voitia hyperborea (8 revisions)
- Crataegus (sect. Coccineae) ser. Aestivales (8 revisions)
- Euphorbia telephioides (8 revisions)
- Carex amplifolia (8 revisions)
- Paulownia (8 revisions)
- Ceratodon purpureus subsp. stenocarpus (8 revisions)
- Tortula guepinii (8 revisions)
- Alchemilla xanthochlora (8 revisions)
- Holodiscus microphyllus var. microphyllus (8 revisions)
- Carex sect. Heleoglochin (8 revisions)
- Carex barbarae (8 revisions)
- Timmia norvegica var. excurrens (8 revisions)
- Archidiaceae (8 revisions)
- Fallugia (8 revisions)
- Potentilla rhyolitica var. chiricahuensis (8 revisions)
- Carex inops subsp. inops (8 revisions)
- Cyperus filicinus (8 revisions)
- Spergula (8 revisions)
- Bloomeria crocea var. aurea (8 revisions)
- Yucca baileyi (8 revisions)
- Arctostaphylos glandulosa subsp. gabrielensis (8 revisions)
- Wolffia arrhiza (8 revisions)
- Potamogeton pusillus subsp. tenuissimus (8 revisions)
- Rumex arcticus (8 revisions)
- Erythronium grandiflorum subsp. grandiflorum (8 revisions)
- Allium elmendorfii (8 revisions)
- Madia (8 revisions)
- Syntrichopappus fremontii (8 revisions)
- Prescottia oligantha (8 revisions)
- Harrisella porrecta (8 revisions)
- Synedrella nodiflora (8 revisions)
- Bidens amplissima (8 revisions)
- Marshallia trinervia (8 revisions)
- Carphephorus carnosus (8 revisions)
- Erigeron philadelphicus var. provancheri (8 revisions)
- Xylorhiza venusta (8 revisions)
- Xylococcus (8 revisions)
- Pityopsis graminifolia var. graminifolia (8 revisions)
- Draba inexpectata (8 revisions)
- Douglasia montana (8 revisions)
- Doronicum pardalianches (8 revisions)
- Caulanthus lemmonii (8 revisions)
- Salix sect. Humboldtianae (8 revisions)
- Erysimum inconspicuum (8 revisions)
- Micranthes rufidula (8 revisions)
- Sida planicaulis (8 revisions)
- Droseraceae (8 revisions)
- Carrichtera (8 revisions)
- Hypericum erythreae (8 revisions)
- Ayenia (8 revisions)
- Senecio bigelovii var. bigelovii (8 revisions)
- Nipponanthemum nipponicum (8 revisions)
- Castilleja praeterita (8 revisions)
- Taraxacum scopulorum (8 revisions)
- Stebbinsoseris heterocarpa (8 revisions)
- Atriplex californica (8 revisions)
- Claytonia lanceolata (8 revisions)
- Euphorbia ipecacuanhae (8 revisions)
- Cirsium cymosum var. cymosum (8 revisions)
- Hypnum jutlandicum (8 revisions)
- Dysphania pumilio (8 revisions)
- Linum medium var. medium (8 revisions)
- Tragia saxicola (8 revisions)
- Scrophularia marilandica (8 revisions)
- Gratiola floridana (8 revisions)
- Hypopterygiaceae (8 revisions)
- Sarmentypnum tundrae (8 revisions)
- Crataegus texana var. texana (8 revisions)
- Mentzelia albescens (8 revisions)
- Carex heterostachya (8 revisions)
- Keckiella rothrockii var. rothrockii (8 revisions)
- Sphagnum carolinianum (8 revisions)
- Stegonia hyalinotricha (8 revisions)
- Bryum chryseum (8 revisions)
- Rosaceae tribe Agrimonieae (8 revisions)
- Gillenia trifoliata (8 revisions)
- Carex sect. Phaestoglochin (8 revisions)
- Schoenoplectus californicus (8 revisions)
- Sphagnum sect. Insulosa (8 revisions)
- Seligeria careyana (8 revisions)
- Crataegus persimilis (8 revisions)
- Potentilla hyparctica subsp. hyparctica (8 revisions)
- Carex picta (8 revisions)
- Cyperus microiria (8 revisions)
- Cerastium fastigiatum (8 revisions)
- Triteleia ixioides subsp. cookii (8 revisions)
- Hesperaloe (8 revisions)
- Bejaria racemosa (8 revisions)
- Sagittaria engelmanniana (8 revisions)
- Potamogeton subsibiricus (8 revisions)
- Rumex dentatus (8 revisions)
- Erythronium helenae (8 revisions)
- Helonias (8 revisions)
- Hymenopappus mexicanus (8 revisions)
- Rudbeckia laciniata var. bipinnata (8 revisions)
- Mesadenus lucayanus (8 revisions)
- Malaxis monophyllos var. monophyllos (8 revisions)
- Calyptocarpus vialis (8 revisions)
- Leuciva dealbata (8 revisions)
- Eupatorium anomalum (8 revisions)
- Fleischmannia sonorae (8 revisions)
- Erigeron muirii (8 revisions)
- Pyrrocoma (8 revisions)
- Arctostaphylos hookeri subsp. hearstiorum (8 revisions)
- Heterotheca subaxillaris subsp. latifolia (8 revisions)
- Draba monoensis (8 revisions)
- Dudleya virens subsp. virens (8 revisions)
- Ribes roezlii var. amictum (8 revisions)
- Parasenecio (8 revisions)
- Salix farriae (8 revisions)
- Sidalcea calycosa subsp. rhizomata (8 revisions)
- Viola praemorsa var. praemorsa (8 revisions)
- Erucastrum gallicum (8 revisions)
- Hypericum drummondii (8 revisions)
- Melochia tomentosa var. tomentosa (8 revisions)
- Senecio megacephalus (8 revisions)
- Diaperia prolifera var. barnebyi (8 revisions)
- Rayjacksonia phyllocephala (8 revisions)
- Castilleja rupicola (8 revisions)
- Stephanomeria exigua subsp. macrocarpa (8 revisions)
- Atriplex gardneri var. cuneata (8 revisions)
- Claytonia rosea (8 revisions)
- Ceanothus hearstiorum (8 revisions)
- Cirsium arizonicum var. bipinnatum (8 revisions)
- Buchnera (8 revisions)
- Isopterygiopsis alpicola (8 revisions)
- Chenopodium sect. Pseudoblitum (8 revisions)
- Drypetes diversifolia (8 revisions)
- Euphorbia abramsiana (8 revisions)
- Penstemon scariosus var. albifluvis (8 revisions)
- Mecardonia (8 revisions)
- Hygrohypnum duriusculum (8 revisions)
- Brachytheciastrum velutinum var. salicinum (8 revisions)
- Crataegus macrosperma (8 revisions)
- Carex sheldonii (8 revisions)
- Gemmabryum dichotomum (8 revisions)
- Poteridium occidentale (8 revisions)
- Bryoxiphium (8 revisions)
- Eccremidium floridanum (8 revisions)
- Amelanchier alnifolia var. alnifolia (8 revisions)
- Potentilla villosula (8 revisions)
- Carex obtusata (8 revisions)
- Cyperus oxylepis (8 revisions)
- Cerastium tomentosum (8 revisions)
- Libertia formosa (8 revisions)
- Agave ×glomeruliflora (8 revisions)
- Entosthodon attenuatus (8 revisions)
- Rhododendron minus var. chapmanii (8 revisions)
- Juncus subg. Ensifolii (8 revisions)
- Juncus polycephalus (8 revisions)
- Polygonella fimbriata (8 revisions)
- Fritillaria agrestis (8 revisions)
- Allium peninsulare var. peninsulare (8 revisions)
- Hymenopappus filifolius var. cinereus (8 revisions)
- Palafoxia callosa (8 revisions)
- Spiranthes floridana (8 revisions)
- Trillium kurabayashii (8 revisions)
- Simsia calva (8 revisions)
- Pectis angustifolia var. tenella (8 revisions)
- Eupatorium mikanioides (8 revisions)
- Ratibida pinnata (8 revisions)
- Erigeron glacialis var. hirsutus (8 revisions)
- Pyrrocoma hirta var. lanulosa (8 revisions)
- Arctostaphylos parryana subsp. desertica (8 revisions)
- Solidago fistulosa (8 revisions)
- Heterotheca rutteri (8 revisions)
- Draba paysonii (8 revisions)
- Dudleya cymosa subsp. paniculata (8 revisions)
- Dodecatheon pulchellum var. cusickii (8 revisions)
- Arnoglossum reniforme (8 revisions)
- Stanleya pinnata var. pinnata (8 revisions)
- Limnanthes floccosa subsp. bellingeriana (8 revisions)
- Strigosella (8 revisions)
- Chrysosplenium tetrandrum (8 revisions)
- Sidalcea hickmanii subsp. anomala (8 revisions)
- Bunias (8 revisions)
- Hypericum ×mitchellianum (8 revisions)
- Abutilon fruticosum (8 revisions)
- Senecio integerrimus var. exaltatus (8 revisions)
- Asteraceae tribe Inuleae (8 revisions)
- Isocoma humilis (8 revisions)
- Castilleja tenuis (8 revisions)
- Prenanthes (8 revisions)
- Prenanthella exigua (8 revisions)
- Lewisia cantelovii (8 revisions)
- Elatine brachysperma (8 revisions)
- Cirsium eatonii var. eatonii (8 revisions)
- Pedicularis bracteosa var. atrosanguinea (8 revisions)
- Platygyrium fuscoluteum (8 revisions)
- Cnidoscolus angustidens (8 revisions)
- Elatine triandra (8 revisions)
- Penstemon albomarginatus (8 revisions)
- Stemodia (8 revisions)
- Platydictya subtilis (8 revisions)
- Brachythecium brandegeei (8 revisions)
- Crataegus stolonifera (8 revisions)
- Vitis cinerea var. baileyana (8 revisions)
- Carex lurida (8 revisions)
- Penstemon fruticosus var. serratus (8 revisions)
- Syntrichia (8 revisions)
- Haplodontium macrocarpum (8 revisions)
- Dryas alaskensis (8 revisions)
- Sorbus sitchensis var. grayi (8 revisions)
- Carex cephaloidea (8 revisions)
- Carex stevenii (8 revisions)
- Fissidens grandifrons (8 revisions)
- Solmsiella (8 revisions)
- Amelanchier canadensis var. canadensis (8 revisions)
- Carex saximontana (8 revisions)
- Cyperus fendlerianus (8 revisions)
- Stellaria (8 revisions)
- Funaria polaris (8 revisions)
- Rhododendron canescens (8 revisions)
- Wolffia columbiana (8 revisions)
- Acoelorraphe wrightii (8 revisions)
- Fallopia (8 revisions)
- Allium obtusum var. conspicuum (8 revisions)
- Sisyrinchium rosulatum (8 revisions)
- Perityle sect. Pappothrix (8 revisions)
- Hulsea heterochroma (8 revisions)
- Spiranthes cernua (8 revisions)
- Eulophia alta (8 revisions)
- Helianthus praecox (8 revisions)
- Porophyllum scoparium (8 revisions)
- Eutrochium (8 revisions)
- Ageratina shastensis (8 revisions)
- Erigeron eximius (8 revisions)
- Pyrrocoma racemosa var. sessiliflora (8 revisions)
- Arctostaphylos nissenana (8 revisions)
- Solidago juliae (8 revisions)
- Heterotheca villosa var. villosa (8 revisions)
- Primula nutans (8 revisions)
- Tetradymia argyraea (8 revisions)
- Streptanthus callistus (8 revisions)
- Oligomeris (8 revisions)
- Pennellia longifolia (8 revisions)
- Lithophragma bolanderi (8 revisions)
- Sidalcea malviflora subsp. laciniata (8 revisions)
- Paysonia auriculata (8 revisions)
- Arabidopsis thaliana (8 revisions)
- Hybanthus verticillatus (8 revisions)
- Abutilon wrightii (8 revisions)
- Ericameria palmeri var. pachylepis (8 revisions)
- Sachsia (8 revisions)
- Hazardia orcuttii (8 revisions)
- Chloropyron maritimum subsp. palustre (8 revisions)
- Prenanthes trifoliolata (8 revisions)
- Krigia cespitosa var. gracilis (8 revisions)
- Salicornia rubra (8 revisions)
- Lewisia nevadensis (8 revisions)
- Mentzelia tricuspis (8 revisions)
- Cirsium scariosum var. toiyabense (8 revisions)
- Taxiphyllum deplanatum (8 revisions)
- Chenopodium leptophyllum (8 revisions)
- Arceuthobium (8 revisions)
- Vernicia fordii (8 revisions)
- Plantago erecta (8 revisions)
- Cymbalaria muralis subsp. muralis (8 revisions)
- Drepanocladus aduncus (8 revisions)
- Bryoandersonia (8 revisions)
- Crataegus pruinosa var. virella (8 revisions)
- Phyllanthus acidus (8 revisions)
- Carex sect. Rostrales (8 revisions)
- Penstemon ambiguus var. laevissimus (8 revisions)
- Penstemon bleaklyi (8 revisions)
- Syntrichia papillosissima (8 revisions)
- Plagiobryoides cellularis (8 revisions)
- Cercocarpus montanus (8 revisions)
- Cotoneaster monopyrenus (8 revisions)
- Carex duriuscula (8 revisions)
- Carex helleri (8 revisions)
- Fissidens pallidinervis (8 revisions)
- Sphagnum inundatum (8 revisions)
- Rosa sect. Systylae (8 revisions)
- Carex elynoides (8 revisions)
- Cyperus echinatus (8 revisions)
- Stellaria fontinalis (8 revisions)
- Agave havardiana (8 revisions)
- Pyramidula (8 revisions)
- Phyllodoce breweri (8 revisions)
- Juncus georgianus (8 revisions)
- Juncus drummondii (8 revisions)
- Polygonum achoreum (8 revisions)
- Allium falcifolium (8 revisions)
- Sisyrinchium langloisii (8 revisions)
- Ambrosia dumosa (8 revisions)
- Caryota urens (8 revisions)
- Ionopsis (8 revisions)
- Lilium humboldtii subsp. humboldtii (8 revisions)
- Parthenice (8 revisions)
- Adenophyllum cooperi (8 revisions)
- Stenorrhynchos (8 revisions)
- Conoclinium betonicifolium var. betonicifolium (8 revisions)
- Sanvitalia ocymoides (8 revisions)
- Erigeron velutipes (8 revisions)
- Ericameria nana (8 revisions)
- Arctostaphylos silvicola (8 revisions)
- Solidago nemoralis subsp. nemoralis (8 revisions)
- Doellingeria (8 revisions)
- Draba stenoloba (8 revisions)
- Ribes montigenum (8 revisions)
- Primula cusickiana var. nevadensis (8 revisions)
- Yermo xanthocephalus (8 revisions)
- Streptanthus glandulosus subsp. glandulosus (8 revisions)
- Cleomaceae (8 revisions)
- Idahoa scapigera (8 revisions)
- Heuchera micrantha var. macropetala (8 revisions)
- Sidalcea reptans (8 revisions)
- Physaria arctica (8 revisions)
- Sicyosperma gracile (8 revisions)
- Senecio eremophilus var. eremophilus (8 revisions)
- Viola canadensis var. canadensis (8 revisions)
- Anoda lanceolata (8 revisions)
- Senecio eremophilus var. kingii (8 revisions)
- Lessingia pectinata var. pectinata (8 revisions)
- Cordylanthus laxiflorus (8 revisions)
- Hieracium pilosella (8 revisions)
- Lygodesmia ramosissima (8 revisions)
- Suaeda occidentalis (8 revisions)
- Montia linearis (8 revisions)
- Euphorbia albomarginata (8 revisions)
- Silybum marianum (8 revisions)
- Donnellia (8 revisions)
- Chenopodium berlandieri var. berlandieri (8 revisions)
- Dalechampia scandens (8 revisions)
- Paxistima myrsinites (8 revisions)
- Plantago patagonica (8 revisions)
- Pedicularis labradorica (8 revisions)
- Hygroamblystegium varium (8 revisions)
- Homalothecium arenarium (8 revisions)
- Crataegus eximia (8 revisions)
- Rhamnaceae (8 revisions)
- Penstemon crandallii var. atratus (8 revisions)
- Penstemon flavescens (8 revisions)
- Hilpertia velenovskyi (8 revisions)
- Ptychostomum longisetum (8 revisions)
- Rosaceae tribe Lyonothamneae (8 revisions)
- Cotoneaster lucidus (8 revisions)
- Carex limosa (8 revisions)
- Erythranthe michiganensis (8 revisions)
- Fissidens hyalinus (8 revisions)
- Trichostomum portoricense (8 revisions)
- Rosa sherardii (8 revisions)
- Eleocharis occulta (8 revisions)
- Cyperus tetragonus (8 revisions)
- Carex maritima (8 revisions)
- Stellaria palustris (8 revisions)
- Manfreda sileri (8 revisions)
- Schistidium cinclidodonteum (8 revisions)
- Kalmia microphylla var. occidentalis (8 revisions)
- Callisia (8 revisions)
- Sagittaria lancifolia subsp. media (8 revisions)
- Polygonum aviculare subsp. aviculare (8 revisions)
- Galanthus nivalis (8 revisions)
- Sisyrinchium idahoense var. macounii (8 revisions)
- Perityle specuicola (8 revisions)
- Hydrilla verticillata (8 revisions)
- Orchidaceae tribe Cymbidieae (8 revisions)
- Lilium pardalinum subsp. pitkinense (8 revisions)
- Thymophylla tenuiloba var. treculii (8 revisions)
- Platanthera macrophylla (8 revisions)
- Silphium albiflorum (8 revisions)
- Erigeron sionis var. trilobatus (8 revisions)
- Hulsea vestita subsp. vestita (8 revisions)
- Arctostaphylos purissima (8 revisions)
- Solidago riddellii (8 revisions)
- Erigeron canaani (8 revisions)
- Salix interior (8 revisions)
- Sedum glaucophyllum (8 revisions)
- Lysimachia ciliata (8 revisions)
- Ericameria suffruticosa (8 revisions)
- Streptanthus longisiliquus (8 revisions)
- Peritoma arborea var. angustata (8 revisions)
- Lepidium coronopus (8 revisions)
- Heuchera bracteata (8 revisions)
- Sphaeralcea angustifolia var. oblongifolia (8 revisions)
- Physaria carinata subsp. pulchella (8 revisions)
- Cardamine breweri (8 revisions)
- Viola glabella (8 revisions)
- Ericameria parishii (8 revisions)
- Santolina (8 revisions)
- Ampelaster (8 revisions)
- Hieracium brevipilum (8 revisions)
- Dimorphotheca (8 revisions)
- Salsola tragus (8 revisions)
- Seymeria cassioides (8 revisions)
- Croton parksii (8 revisions)
- Arctium minus (8 revisions)
- Cryphaeaceae (8 revisions)
- Monolepis spathulata (8 revisions)
- Vitis ×champinii (8 revisions)
- Phyllanthus fraternus (8 revisions)
- Lagotis glauca subsp. lanceolata (8 revisions)
- Gambelia (8 revisions)
- Calliergonella (8 revisions)
- Orthotrichum flowersii (8 revisions)
- Ceanothus subg. Ceanothus (8 revisions)
- Acalypha virginica (8 revisions)
- Penstemon sect. Chamaeleon (8 revisions)
- Verbascum phoeniceum subsp. phoeniceum (8 revisions)
- Crumia latifolia (8 revisions)
- Ptychostomum cryophilum (8 revisions)
- Prunus (8 revisions)
- Pyracantha angustifolia (8 revisions)
- Carex glaucescens (8 revisions)
- Erythranthe marmorata (8 revisions)
- Campylopus arctocarpus (8 revisions)
- Sphagnum oregonense (8 revisions)
- Rosa foliolosa (8 revisions)
- Ivesia webberi (8 revisions)
- Lipocarpha aristulata (8 revisions)
- Carex mackenziei (8 revisions)
- Minuartia caroliniana (8 revisions)
- Smilax herbacea (8 revisions)
- Sphagnum sect. Isocladus (8 revisions)
- Erica (8 revisions)
- Juncus occidentalis (8 revisions)
- Eleocharis (sect. Eleocharis) ser. Melanocarpae (8 revisions)
- Polygonum bolanderi (8 revisions)
- Hymenocallis duvalensis (8 revisions)
- Iris lacustris (8 revisions)
- Perityle lindheimeri var. halimifolia (8 revisions)
- Maranta (8 revisions)
- Orchidaceae (tribe Epidendreae) subtribe Laeliinae (8 revisions)
- Lloydia serotina var. flava (8 revisions)
- Ambrosia monogyra (8 revisions)
- Flaveria (8 revisions)
- Platanthera stricta (8 revisions)
- Isocarpha (8 revisions)
- Silphium radula var. radula (8 revisions)
- Conyza floribunda (8 revisions)
- Chaenactis nevadensis (8 revisions)
- Petradoria pumila var. pumila (8 revisions)
- Doellingeria umbellata var. pubens (8 revisions)
- Boechera cascadensis (8 revisions)
- Sedum radiatum var. depauperatum (8 revisions)
- Lysimachia radicans (8 revisions)
- Baccharis havardii (8 revisions)
- Thelypodiopsis aurea (8 revisions)
- Cleomella longipes (8 revisions)
- Lepidium lasiocarpum subsp. lasiocarpum (8 revisions)
- Heuchera hallii (8 revisions)
- Sphaeralcea fumariensis (8 revisions)
- Physaria douglasii subsp. tuplashensis (8 revisions)
- Cardamine impatiens (8 revisions)
- Viola missouriensis (8 revisions)
- Apodanthera undulata var. undulata (8 revisions)
- Packera clevelandii (8 revisions)
- Artemisia (8 revisions)
- Symphyotrichum tenuifolium var. tenuifolium (8 revisions)
- Hieracium triste (8 revisions)
- Cirsium horridulum var. horridulum (8 revisions)
- Hermbstaedtia (8 revisions)
- Castilleja ambigua var. humboldtiensis (8 revisions)
- Ceanothus tomentosus (8 revisions)
- Chaptalia albicans (8 revisions)
- Leucodon (8 revisions)
- Krascheninnikovia (8 revisions)
- Stillingia (8 revisions)
- Vitis californica (8 revisions)
- Synthyris oblongifolia (8 revisions)
- Pedicularis sudetica subsp. arctoeuropaea (8 revisions)
- Elodium (8 revisions)
- Sciuro-hypnum reflexum (8 revisions)
- Mortonia sempervirens (8 revisions)
- Arceuthobium divaricatum (8 revisions)
- Penstemon angustifolius var. vernalensis (8 revisions)
- Penstemon pallidus (8 revisions)
- Ephemerum cohaerens (8 revisions)
- Rosulabryum andersonii (8 revisions)
- Prunus padus (8 revisions)
- Pyrus (8 revisions)
- Carex biltmoreana (8 revisions)
- Erythranthe calciphila (8 revisions)
- Campylopus sinensis (8 revisions)
- Weissia inoperculata (8 revisions)
- Rosa nutkana subsp. nutkana (8 revisions)
- Rubus arcticus subsp. arcticus (8 revisions)
- Rhynchospora inundata (8 revisions)
- Carex bolanderi (8 revisions)
- Minuartia marcescens (8 revisions)
- Sphagnum russowii (8 revisions)
- Lyonia (8 revisions)
- Tradescantia spathacea (8 revisions)
- Eleocharis bicolor (8 revisions)
- Polygonum minimum (8 revisions)
- Narcissus poeticus (8 revisions)
- Iris tenax (8 revisions)
- Wolffia (8 revisions)
- Orchidaceae (tribe Vanilleae) subtribe Vanillinae (8 revisions)
- Odontostomum hartwegii (8 revisions)
- Heliomeris (8 revisions)
- Asteraceae (tribe Heliantheae) subtribe Jaumeinae (8 revisions)
- Lasthenia (8 revisions)
- Platanthera blephariglottis (8 revisions)
- Berlandiera subacaulis (8 revisions)
- Ericameria compacta (8 revisions)
- Chaenactis glabriuscula var. heterocarpha (8 revisions)
- Erigeron pumilus var. pumilus (8 revisions)
- Boechera elkoensis (8 revisions)
- Franklinia (8 revisions)
- Gutierrezia texana var. glutinosa (8 revisions)
- Thelypodium howellii subsp. spectabilis (8 revisions)
- Cleome rutidosperma (8 revisions)
- Mitella diphylla (8 revisions)
- Sedum villosum (8 revisions)
- Sphaeralcea procera (8 revisions)
- Physaria globosa (8 revisions)
- Cardamine pensylvanica (8 revisions)
- Lepidium perfoliatum (8 revisions)
- Viola pedatifida (8 revisions)
- Hibiscus biseptus (8 revisions)
- Artemisia pycnocephala (8 revisions)
- Symphyotrichum fendleri (8 revisions)
- Mohavea confertiflora (8 revisions)
- Urospermum (8 revisions)
- Antennaria parlinii subsp. fallax (8 revisions)
- Amaranthus sect. Acanthochiton (8 revisions)
- Castilleja attenuata (8 revisions)
- Loasaceae (8 revisions)
- Centaurea nigrescens (8 revisions)
- Neckera (8 revisions)
- Corispermum (8 revisions)
- Astraea lobata (8 revisions)
- Euonymus obovatus (8 revisions)
- Veronica wormskjoldii subsp. wormskjoldii (8 revisions)
- Agalinis edwardsiana (8 revisions)
- Rhytidiadelphus triquetrus (8 revisions)
- Scleropodium occidentale (8 revisions)
- Argythamnia brandegeei (8 revisions)
- Ceanothus microphyllus (8 revisions)
- Penstemon mucronatus (8 revisions)
- Calymperes afzelii (8 revisions)
- Voitia nivalis (8 revisions)
- Rubus nivalis (8 revisions)
- Photinia (8 revisions)
- Carex purpurifera (8 revisions)
- Diplacus bigelovii var. cuspidatus (8 revisions)
- Dichodontium olympicum (8 revisions)
- Barbula unguiculata (8 revisions)
- Potentilla sect. Pentaphylloides (8 revisions)
- Horkelia clevelandii (8 revisions)
- Carex atlantica subsp. atlantica (8 revisions)
- Minuartia stricta (8 revisions)
- Andreaea obovata (8 revisions)
- Grimmia pilifera (8 revisions)
- Chamaedaphne (8 revisions)
- Juncus macrophyllus (8 revisions)
- Eleocharis (sect. Eleogenus) ser. Ovatae (8 revisions)
- Persicaria arifolia (8 revisions)
- Zephyranthes pulchella (8 revisions)
- Iris pseudacorus (8 revisions)
- Eriocaulon ravenelii (8 revisions)
- Pistia (8 revisions)
- Calochortus amabilis (8 revisions)
- Polygonatum pubescens (8 revisions)
- Lagophylla glandulosa (8 revisions)
- Lasthenia glabrata (8 revisions)
- Piperia elegans subsp. decurtata (8 revisions)
- Echinacea paradoxa var. paradoxa (8 revisions)
- Viguiera cordifolia (8 revisions)
- Oreostemma alpigenum var. andersonii (8 revisions)
- Trichoptilium incisum (8 revisions)
- Brickellia eupatorioides var. gracillima (8 revisions)
- Acamptopappus sphaerocephalus var. sphaerocephalus (8 revisions)
- Erigeron salmonensis (8 revisions)
- Boechera gracilenta (8 revisions)
- Shortia galacifolia var. galacifolia (8 revisions)
- Bigelowia nuttallii (8 revisions)
- Thelypodium sagittatum subsp. sagittatum (8 revisions)
- Brassicaceae (8 revisions)
- Telesonix (8 revisions)
- Sedum obtusatum var. obtusatum (8 revisions)
- Wissadula hernandioides (8 revisions)
- Physaria integrifolia (8 revisions)
- Leavenworthia torulosa (8 revisions)
- Lunaria annua (8 revisions)
- Hibiscus mutabilis (8 revisions)
- Boechera howellii (8 revisions)
- Symphyotrichum concolor var. devestitum (8 revisions)
- Mimulus ringens var. ringens (8 revisions)
- Antennaria umbrinella (8 revisions)
- Artemisia pygmaea (8 revisions)
- Amaranthus torreyi (8 revisions)
- Castilleja coccinea (8 revisions)
- Oxalis hispidula (8 revisions)
- Gazania (8 revisions)
- Hedypnois (8 revisions)
- Orthotrichum shawii (8 revisions)
- Corispermum pacificum (8 revisions)
- Hesperolinon (8 revisions)
- Ceanothus tomentosus var. olivaceus (8 revisions)
- Micranthemum (8 revisions)
- Agalinis maritima var. grandiflora (8 revisions)
- Macrocoma tenuis subsp. sullivantii (8 revisions)
- Schwetschkeopsis fabronia (8 revisions)
- Euphorbia carunculata (8 revisions)
- Kallstroemia (8 revisions)
- Limosella (8 revisions)
- Penstemon washingtonensis (8 revisions)
- Thelia hirtella (8 revisions)
- Pohlia bolanderi (8 revisions)
- Prunus domestica (8 revisions)
- Crataegus phaenopyrum (8 revisions)
- Diplacus jepsonii (8 revisions)
- Sphagnum pulchrum (8 revisions)
- Gymnostomum viridulum (8 revisions)
- Potentilla erecta (8 revisions)
- Horkelia parryi (8 revisions)
- Rhynchospora rariflora (8 revisions)
- Bolboschoenus novae-angliae (8 revisions)
- Sagina nodosa subsp. borealis (8 revisions)
- Sphagnum imbricatum (8 revisions)
- Grimmia brittoniae (8 revisions)
- Crataegus buckleyi (8 revisions)
- Eleocharis brachycarpa (8 revisions)
- Persicaria hydropiperoides (8 revisions)
- Camassia quamash subsp. breviflora (8 revisions)
- Belamcanda (8 revisions)
- Callisia ornata (8 revisions)
- Mayaca fluviatilis (8 revisions)
- Calochortus indecorus (8 revisions)
- Aletris bracteata (8 revisions)
- Layia discoidea (8 revisions)
- Rudbeckia sect. Dracopis (8 revisions)
- Habenaria (8 revisions)
- Balsamorhiza incana (8 revisions)
- Iva hayesiana (8 revisions)
- Gaillardia pulchella (8 revisions)
- Chrysothamnus viscidiflorus subsp. axillaris (8 revisions)
- Erigeron canus (8 revisions)
- Herrickia horrida (8 revisions)
- Styrax platanifolius subsp. stellatus (8 revisions)
- Brassicaceae tribe Anchonieae (8 revisions)
- Sullivantia hapemanii var. purpusii (8 revisions)
- Ribes pinetorum (8 revisions)
- Thymelaea passerina (8 revisions)
- Salix wolfii var. idahoensis (8 revisions)
- Thysanocarpus laciniatus var. rigidus (8 revisions)
- Rorippa barbareifolia (8 revisions)
- Noccaea parviflora (8 revisions)
- Echinopepon wrightii (8 revisions)
- Iliamna latibracteata (8 revisions)
- Boechera ophira (8 revisions)
- Symphyotrichum ciliatum (8 revisions)
- Erythranthe carsonensis (8 revisions)
- Antennaria monocephala subsp. monocephala (8 revisions)
- Artemisia pattersonii (8 revisions)
- Mirabilis multiflora var. multiflora (8 revisions)
- Castilleja elmeri (8 revisions)
- Elephantopus nudatus (8 revisions)
- Calycoseris parryi (8 revisions)
- Isothecium cristatum (8 revisions)
- Atriplex gmelinii var. gmelinii (8 revisions)
- Arceuthobium campylopodum subsp. abietinum (8 revisions)
- Mentzelia pectinata (8 revisions)
- Veronica filiformis (8 revisions)
- Agalinis viridis (8 revisions)
- Leskea australis (8 revisions)
- Plagiothecium denticulatum (8 revisions)
- Euphorbia deltoidea subsp. serpyllum (8 revisions)
- Mentzelia hualapaiensis (8 revisions)
- Penstemon eriantherus var. argillosus (8 revisions)
- Ulota curvifolia (8 revisions)
- Pohlia andalusica (8 revisions)
- Crataegus atrovirens (8 revisions)
- Carex hitchcockiana (8 revisions)
- Diplacus tricolor (8 revisions)
- Dicranum majus var. orthophyllum (8 revisions)
- Didymodon perobtusus (8 revisions)
- Potentilla intermedia (8 revisions)
- Trichophorum clementis (8 revisions)
- Carex oronensis (8 revisions)
- Geocarpon (8 revisions)
- Buxbaumia viridis (8 revisions)
- Grimmia mollis (8 revisions)
- Sparganium natans (8 revisions)
- Eleocharis equisetoides (8 revisions)
- Bistorta (8 revisions)
- Chlorogalum grandiflorum (8 revisions)
- Watsonia meriana (8 revisions)
- Commelina dianthifolia (8 revisions)
- Calochortus catalinae (8 revisions)
- Allium tricoccum (8 revisions)
- Calycadenia multiglandulosa (8 revisions)
- Eriophyllum (8 revisions)
- Trillium angustipetalum (8 revisions)
- Wyethia mollis (8 revisions)
- Coreopsis maritima (8 revisions)
- Helenium autumnale (8 revisions)
- Rudbeckia subtomentosa (8 revisions)
- Erigeron flabellifolius (8 revisions)
- Eurybia schreberi (8 revisions)
- Sarracenia alata (8 revisions)
- Solidago spathulata (8 revisions)
- Townsendia formosa (8 revisions)
- Arabis georgiana (8 revisions)
- Saxifragopsis fragarioides (8 revisions)
- Graptopetalum bartramii (8 revisions)
- Packera dimorphophylla var. intermedia (8 revisions)
- Physaria obdeltata (8 revisions)
- Salix ×sepulcralis (8 revisions)
- Rorippa sphaerocarpa (8 revisions)
- Ribes diacanthum (8 revisions)
- Viola utahensis (8 revisions)
- Lavatera trimestris (8 revisions)
- Cistus psilosepalus (8 revisions)
- Boechera platysperma (8 revisions)
- Symphyotrichum laeve var. geyeri (8 revisions)
- Erythranthe linearifolia (8 revisions)
- Pseudognaphalium helleri (8 revisions)
- Gossypianthus lanuginosus var. tenuiflorus (8 revisions)
- Castilleja haydenii (8 revisions)
- Vernonia lindheimeri (8 revisions)
- Malacothrix foliosa subsp. polycephala (8 revisions)
- Carex aureolensis (8 revisions)
- Anomodon viticulosus (8 revisions)
- Cissus (8 revisions)
- Oxalis trilliifolia (8 revisions)
- Boschniakia rossica (8 revisions)
- Pseudoleskea incurvata var. tenuiretis (8 revisions)
- Fontinalis howellii (8 revisions)
- Mentzelia sect. Trachyphytum (8 revisions)
- Fendlera rupicola (8 revisions)
- Penstemon miser (8 revisions)
- Penstemon leonardii var. leonardii (8 revisions)
- Zygodon viridissimus var. dentatus (8 revisions)
- Epipterygium (8 revisions)
- Crataegus (sect. Sanguineae) ser. Altaicae (8 revisions)
- Rhamnus pilosa (8 revisions)
- Carex corrugata (8 revisions)
- Sairocarpus nuttallianus (8 revisions)
- Dicranum elongatum (8 revisions)
- Didymodon maschalogena (8 revisions)
- Potentilla townsendii (8 revisions)
- Duchesnea indica var. indica (8 revisions)
- Rhynchospora crinipes (8 revisions)
- Carex feta (8 revisions)
- Polytrichastrum formosum var. densifolium (8 revisions)
- Bucklandiella (8 revisions)
- Crataegus irrasa (8 revisions)
- Tillandsia ×smalliana (8 revisions)
- Fimbristylis perpusilla (8 revisions)
- Arenaria benthamii (8 revisions)
- Aconogonon davisiae var. glabrum (8 revisions)
- Chionodoxa (8 revisions)
- Gladiolus italicus (8 revisions)
- Juncus elliottii (8 revisions)
- Livistona chinensis (8 revisions)
- Calochortus leichtlinii (8 revisions)
- Allium vineale (8 revisions)
- Deinandra fasciculata (8 revisions)
- Eriophyllum lanatum var. croceum (8 revisions)
- Dioscoreaceae (8 revisions)
- Triphora craigheadii (8 revisions)
- Verbesina microptera (8 revisions)
- Coreopsis delphiniifolia (8 revisions)
- Helenium thurberi (8 revisions)
- Liatris (8 revisions)
- Erigeron uncialis var. conjugans (8 revisions)
- Clethraceae (8 revisions)
- Solidago subsect. Thyrsiflorae (8 revisions)
- Townsendia jonesii (8 revisions)
- Salix lucida (8 revisions)
- Saxifraga serpyllifolia (8 revisions)
- Sideroxylon alachuense (8 revisions)
- Packera ionophylla (8 revisions)
- Physaria pruinosa (8 revisions)
- Salix aurita (8 revisions)
- Vaccinium vitis-idaea (8 revisions)
- Malacothamnus palmeri (8 revisions)
- Lechea maritima var. virginica (8 revisions)
- Boechera rubicundula (8 revisions)
- Turnera diffusa (8 revisions)
- Ericameria nauseosa var. oreophila (8 revisions)
- Erythranthe washingtonensis (8 revisions)
- Helichrysum (8 revisions)
- Artemisia michauxiana (8 revisions)
- Alternanthera flavescens (8 revisions)
- Castilleja lassenensis (8 revisions)
- Cichorium (8 revisions)
- Malacothrix sonchoides (8 revisions)
- Ferocactus emoryi (8 revisions)
- Parthenocissus (8 revisions)
- Colubrina greggii (8 revisions)
- Orobanche uniflora subsp. uniflora (8 revisions)
- Pterigynandraceae (8 revisions)
- Entodon challengeri (8 revisions)
- Mentzelia crocea (8 revisions)
- Rhamnus japonica (8 revisions)
- Penstemon scapoides (8 revisions)
- Aulacomnium androgynum (8 revisions)
- Mnium blyttii (8 revisions)
- Crataegus sheridana (8 revisions)
- Colubrina elliptica (8 revisions)
- Schoenoplectus mucronatus (8 revisions)
- Callitriche marginata (8 revisions)
- Oncophorus (8 revisions)
- Bryoerythrophyllum recurvirostrum (8 revisions)
- Fragaria chiloensis subsp. pacifica (8 revisions)
- Sorbaria kirilowii (8 revisions)
- Schoenus nigricans (8 revisions)
- Carex hormathodes (8 revisions)
- Meiotrichum (8 revisions)
- Bucklandiella macounii subsp. macounii (8 revisions)
- Crataegus austromontana (8 revisions)
- Tradescantia edwardsiana (8 revisions)
- Bulbostylis schaffneri (8 revisions)
- Rumex beringensis (8 revisions)
- Limonium arborescens (8 revisions)
- Brodiaea (8 revisions)
- Nolina brittoniana (8 revisions)
- Luzula groenlandica (8 revisions)
- Calochortus clavatus (8 revisions)
- Allium speculae (8 revisions)
- Constancea (8 revisions)
- Thismia (8 revisions)
- Bletia purpurea (8 revisions)
- Xanthium strumarium (8 revisions)
- Coreopsis integrifolia (8 revisions)
- Hymenoxys richardsonii var. floribunda (8 revisions)
- Erigeron pinnatisectus (8 revisions)
- Ericameria cuneata var. spathulata (8 revisions)
- Pyrola asarifolia subsp. bracteata (8 revisions)
- Solidago speciosa subsp. speciosa (8 revisions)
- Eucephalus engelmannii (8 revisions)
- Draba asprella var. stelligera (8 revisions)
- Ribes sanguineum var. glutinosum (8 revisions)
- Sideroxylon salicifolium (8 revisions)
- Packera pauciflora (8 revisions)
- Physaria subumbellata (8 revisions)
- Salix calcicola var. calcicola (8 revisions)
- Conringia orientalis (8 revisions)
- Vaccinium boreale (8 revisions)
- Malvastrum aurantiacum (8 revisions)
- Lagenaria siceraria subsp. siceraria (8 revisions)
- Populus angustifolia (8 revisions)
- Mammea americana (8 revisions)
- Marah guadalupensis (8 revisions)
- Symphyotrichum welshii (8 revisions)
- Gamochaeta argyrinea (8 revisions)
- Cirsium clavatum var. osterhoutii (8 revisions)
- Gomphrena nealleyi (8 revisions)
- Castilleja mendocinensis (8 revisions)
- Crepis intermedia (8 revisions)
- Carduus tenuiflorus (8 revisions)
- Carex microglochin subsp. microglochin (8 revisions)
- Mammillaria dioica (8 revisions)
- Vitis labrusca (8 revisions)
- Krugiodendron ferreum (8 revisions)
- Orobanche californica subsp. feudgei (8 revisions)
- Picrodendraceae Illustrations (8 revisions)
- Abietinella abietina (8 revisions)
- Bryocrumia (8 revisions)
- Linum harperi (8 revisions)
- Colubrina arborescens (8 revisions)
- Penstemon confusus (8 revisions)
- Bartramia halleriana (8 revisions)
- Plagiomnium floridanum (8 revisions)
- Crataegus viridis var. glabriuscula (8 revisions)
- Ceanothus prostratus var. occidentalis (8 revisions)
- Bruchia (8 revisions)
- Hymenostylium recurvirostrum var. recurvirostrum (8 revisions)
- Drymocallis pseudorupestris var. pseudorupestris (8 revisions)
- Rubus pedatus (8 revisions)
- Scleria oligantha (8 revisions)
- Carex brevior (8 revisions)
- Atrichum crispulum (8 revisions)
- Niphotrichum ericoides (8 revisions)
- Crataegus annosa (8 revisions)
- Glossopetalon texense (8 revisions)
- Scirpus pallidus (8 revisions)
- Rumex altissimus (8 revisions)
- Eremogone eastwoodiae var. eastwoodiae (8 revisions)
- Brodiaea minor (8 revisions)
- Zigadenus vaginatus (8 revisions)
- Arctostaphylos montana subsp. ravenii (8 revisions)
- Lemna (8 revisions)
- Colocasia (8 revisions)
- Calochortus weedii var. vestus (8 revisions)
- Allium cernuum (8 revisions)
- Hemizonia (8 revisions)
- Arnica griscomii subsp. frigida (8 revisions)
- Trillium grandiflorum (8 revisions)
- Epidendrum (8 revisions)
- Helianthella californica subsp. shastensis (8 revisions)
- Thelesperma flavodiscum (8 revisions)
- Baileya pauciradiata (8 revisions)
- Liatris acidota (8 revisions)
- Erigeron reductus var. angustatus (8 revisions)
- Dieteria asteroides var. glandulosa (8 revisions)
- Orthilia secunda (8 revisions)
- Solidago flexicaulis (8 revisions)
- Chrysopsis (8 revisions)
- Draba corrugata (8 revisions)
- Crassula longipes (8 revisions)
- Bonellia (8 revisions)
- Packera subnuda var. subnuda (8 revisions)
- Sisymbrium erysimoides (8 revisions)
- Salix sect. Argyrocarpae (8 revisions)
- Salix arctica (8 revisions)
- Gaylussacia frondosa (8 revisions)
- Meximalva filipes (8 revisions)
- Crocanthemum dumosum (8 revisions)
- Polyctenium fremontii (8 revisions)
- Hypericum densiflorum (8 revisions)
- Muntingiaceae (8 revisions)
- Symphyotrichum turbinellum (8 revisions)
- Euchiton involucratus (8 revisions)
- Pentzia (8 revisions)
- Linaria triornithophora (8 revisions)
- Crepis occidentalis subsp. pumila (8 revisions)
- Agoseris heterophylla var. quentinii (8 revisions)
- Nitrophila occidentalis (8 revisions)
- Atriplex parishii var. depressa (8 revisions)
- Blutaparon (8 revisions)
- Gymnanthes lucida (8 revisions)
- Manihot grahamii (8 revisions)
- Orobanche riparia (8 revisions)
- Thuidium delicatulum (8 revisions)
- Herzogiella (8 revisions)
- Linum intercursum (8 revisions)
- Euphorbia indivisa (8 revisions)
- Penstemon compactus (8 revisions)
- Penstemon rubicundus (8 revisions)
- Philonotis capillaris (8 revisions)
- Rhizomnium pseudopunctatum (8 revisions)
- Geum radiatum (8 revisions)
- Mentzelia integra (8 revisions)
- Carex swanii (8 revisions)
- Trematodon longicollis (8 revisions)
- Tortula lanceola (8 revisions)
- Drymocallis cuneifolia var. ewanii (8 revisions)
- Petrophytum (8 revisions)
- Carex egglestonii (8 revisions)
- Bartramiopsis (8 revisions)
- Codriophorus varius (8 revisions)
- Crataegus teres (8 revisions)
- Potentilla macounii (8 revisions)
- Carex tonsa var. rugosperma (8 revisions)
- Eremogone macradenia var. arcuifolia (8 revisions)
- Dichelostemma multiflorum (8 revisions)
- Yucca thompsoniana (8 revisions)
- Arctostaphylos tomentosa subsp. daciticola (8 revisions)
- Gibasis (8 revisions)
- Uvularia floridana (8 revisions)
- Allium howellii var. clokeyi (8 revisions)
- Harmonia nutans (8 revisions)
- Arnica dealbata (8 revisions)
- Isotria medeoloides (8 revisions)
- Lepanthopsis (8 revisions)
- Geraea canescens (8 revisions)
- Bidens bigelovii (8 revisions)
- Liatris savannensis (8 revisions)
- Dieteria canescens var. glabra (8 revisions)
- Hemitomes congestum (8 revisions)
- Solidago tarda (8 revisions)
- Chrysopsis gossypina subsp. hyssopifolia (8 revisions)
- Draba exunguiculata (8 revisions)
- Kalanchoë blossfeldiana (8 revisions)
- Emilia fosbergii (8 revisions)
- Caulanthus (8 revisions)
- Salix breweri (8 revisions)
- Brassicaceae tribe Erysimeae (8 revisions)
- Vaccinium sect. Myrtillus (8 revisions)
- Sida (8 revisions)
- Frankenia palmeri (8 revisions)
- Hypericum sphaerocarpum (8 revisions)
- Tilia americana (8 revisions)
- Symphyotrichum spathulatum var. intermedium (8 revisions)
- Stylocline (8 revisions)
- Tripleurospermum maritimum subsp. phaeocephalum (8 revisions)
- Crepis vesicaria (8 revisions)
- Microseris sylvatica (8 revisions)
- Atriplex serenana var. serenana (8 revisions)
- Cistanthe rosea (8 revisions)
- Eucnide bartonioides var. bartonioides (8 revisions)
- Orthotrichum pallens var. pallens (8 revisions)
- Anulocaulis leiosolenus var. gypsogenus (8 revisions)
- Garrya lindheimeri (8 revisions)
- Ceanothus griseus (8 revisions)
- Penstemon glaber var. alpinus (8 revisions)
- Verbascum sinuatum var. sinuatum (8 revisions)
- Anomobryum julaceum (8 revisions)
- Catoscopium nigritum (8 revisions)
- Calliergon cordifolium (8 revisions)
- Crataegus aestivalis (8 revisions)
- Stillingia aquatica (8 revisions)
- Carex sect. Hallerianae (8 revisions)
- Leucophyllum (8 revisions)
- Distichium (8 revisions)
- Sphagnum beothuk (8 revisions)
- Alchemilla subcrenata (8 revisions)
- Holodiscus microphyllus var. sericeus (8 revisions)
- Carex decomposita (8 revisions)
- Carex obnupta (8 revisions)
- Timmia sibirica (8 revisions)
- Sphagnum isoviitae (8 revisions)
- Crataegus rivulopugnensis (8 revisions)
- Potentilla albiflora (8 revisions)
- Carex inops subsp. heliophila (8 revisions)
- Cerastium alpinum subsp. lanatum (8 revisions)
- Bloomeria crocea var. montana (8 revisions)
- Heteranthera reniformis (8 revisions)
- Arctostaphylos glandulosa subsp. howellii (8 revisions)
- Juncus bryoides (8 revisions)
- Sabal etonia (8 revisions)
- Rumex nematopodus (8 revisions)
- Erythronium montanum (8 revisions)
- Allium madidum (8 revisions)
- Madia radiata (8 revisions)
- Syntrichopappus lemmonii (8 revisions)
- Orchidaceae (tribe Cranichideae) subtribe Spiranthinae (8 revisions)
- Calypso (8 revisions)
- Jefea (8 revisions)
- Bidens bidentoides (8 revisions)
- Marshallia grandiflora (8 revisions)
- Erigeron quercifolius (8 revisions)
- Xylorhiza linearifolia (8 revisions)
- Xylococcus bicolor (8 revisions)
- Baccharis sergiloides (8 revisions)
- Pityopsis graminifolia var. aequilifolia (8 revisions)
- Draba jaegeri (8 revisions)
- Rhodiola integrifolia subsp. integrifolia (8 revisions)
- Douglasia nivalis (8 revisions)
- Doronicum plantagineum (8 revisions)
- Caulanthus major (8 revisions)
- Moringaceae (8 revisions)
- Erysimum insulare (8 revisions)
- Micranthes tischii (8 revisions)
- Cucumis anguria var. longaculeatus (8 revisions)
- Dionaea (8 revisions)
- Carrichtera annua (8 revisions)
- Luffa acutangula var. acutangula (8 revisions)
- Ayenia compacta (8 revisions)
- Senecio bigelovii var. hallii (8 revisions)
- Cirsium ciliolatum (8 revisions)
- Leucanthemella (8 revisions)
- Castilleja pruinosa (8 revisions)
- Echinops ritro subsp. ruthenicus (8 revisions)
- Rafinesquia (8 revisions)
- Okenia (8 revisions)
- Claytonia megarhiza (8 revisions)
- Euphorbia crenulata (8 revisions)
- Cirsium cymosum var. canovirens (8 revisions)
- Euphrasia farlowii (8 revisions)
- Hypnum lindbergii (8 revisions)
- Dysphania carinata (8 revisions)
- Aucuba japonica (8 revisions)
- Hiptage (8 revisions)
- Penstemon neomexicanus (8 revisions)
- Gratiola graniticola (8 revisions)
- Hypopterygium (8 revisions)
- Sarmentypnum exannulatum (8 revisions)
- Geum geniculatum (8 revisions)
- Euphorbia austrotexana (8 revisions)
- Carex pumila (8 revisions)
- Keckiella rothrockii var. jacintensis (8 revisions)
- Ditrichum schimperi (8 revisions)
- Globulinella (8 revisions)
- Bryum lanatum (8 revisions)
- Agrimonia (8 revisions)
- Vauquelinia (8 revisions)
- Carex retroflexa (8 revisions)
- Carex rufina (8 revisions)
- Encalypta alpina (8 revisions)
- Seligeria diversifolia (8 revisions)
- Potentilla hyparctica subsp. elatior (8 revisions)
- Carex sect. Scirpinae (8 revisions)
- Cyperus pilosus (8 revisions)
- Cerastium fischerianum (8 revisions)
- Heteranthera (8 revisions)
- Hesperaloe funifera (8 revisions)
- Micranthes tolmiei (8 revisions)
- Sagittaria fasciculata (8 revisions)
- Arenaria ludens (8 revisions)
- Erythronium multiscapideum (8 revisions)
- Allium lacunosum var. lacunosum (8 revisions)
- Venegasia (8 revisions)
- Pelexia (8 revisions)
- Malaxis monophyllos var. brachypoda (8 revisions)
- Lasianthaea (8 revisions)
- Pectis prostrata (8 revisions)
- Eupatorium cannabinum (8 revisions)
- Koanophyllon (8 revisions)
- Erigeron hyperboreus (8 revisions)
- Pyrrocoma apargioides (8 revisions)
- Arctostaphylos sensitiva (8 revisions)
- Solidago (sect. Solidago) ser. Venosae (8 revisions)
- Heterotheca grandiflora (8 revisions)
- Draba mulliganii (8 revisions)
- Dudleya virens subsp. insularis (8 revisions)
- Dodecatheon jeffreyi (8 revisions)
- Ericameria parryi var. nevadensis (8 revisions)
- Hesperidanthus jaegeri (8 revisions)
- Limnanthes douglasii subsp. douglasii (8 revisions)
- Micranthes integrifolia (8 revisions)
- Sidalcea campestris (8 revisions)
- Hirschfeldia (8 revisions)
- Hypericum gentianoides (8 revisions)
- Melochia villosa (8 revisions)
- Senecio astephanus (8 revisions)
- Micropsis (8 revisions)
- Isocoma (8 revisions)
- Castilleja salsuginosa (8 revisions)
- Mycelis muralis (8 revisions)
- Stephanomeria fluminea (8 revisions)
- Atriplex gardneri var. falcata (8 revisions)
- Euphorbia platysperma (8 revisions)
- Cirsium arizonicum var. chellyense (8 revisions)
- Buchnera obliqua (8 revisions)
- Isopterygium (8 revisions)
- Chenopodium chenopodioides (8 revisions)
- Euphorbia perennans (8 revisions)
- Flueggea virosa subsp. virosa (8 revisions)
- Penstemon scariosus var. cyanomontanus (8 revisions)
- Hygrohypnum eugyrium (8 revisions)
- Brachythecium (8 revisions)
- Crataegus iracunda (8 revisions)
- Euphorbia hyssopifolia (8 revisions)
- Carex hirta (8 revisions)
- Crossidium crassinervium var. crassinervium (8 revisions)
- Gemmabryum exile (8 revisions)
- Sanguisorba (8 revisions)
- Sorbus sect. Sorbus (8 revisions)
- Carex divulsa subsp. divulsa (8 revisions)
- Carex scopulorum var. scopulorum (8 revisions)
- Bryoxiphium norvegicum (8 revisions)
- Pleuridium (8 revisions)
- Amelanchier alnifolia var. semiintegrifolia (8 revisions)
- Potentilla vulcanicola (8 revisions)
- Carex sect. Rupestres (8 revisions)
- Cyperus elegans (8 revisions)
- Spergula pentandra (8 revisions)
- Olsynium (8 revisions)
- Agave ×arizonica (8 revisions)
- Entosthodon californicus (8 revisions)
- Rhododendron lapponicum (8 revisions)
- Luzula bulbosa (8 revisions)
- Hechtia (8 revisions)
- Polygonella robusta (8 revisions)
- Fritillaria atropurpurea (8 revisions)
- Allium peninsulare var. franciscanum (8 revisions)
- Hymenopappus biennis (8 revisions)
- Palafoxia rosea (8 revisions)
- Spiranthes lacera (8 revisions)
- Corallorhiza striata var. vreelandii (8 revisions)
- Simsia lagasceiformis (8 revisions)
- Eupatorium mohrii (8 revisions)
- Erigeron howellii (8 revisions)
- Pyrrocoma hirta var. sonchifolia (8 revisions)
- Arctostaphylos mewukka (8 revisions)
- Solidago (sect. Solidago) ser. Odorae (8 revisions)
- Draba pectinipila (8 revisions)
- Dudleya cymosa subsp. crebrifolia (8 revisions)
- Dodecatheon poeticum (8 revisions)
- Arnoglossum sulcatum (8 revisions)
- Stanleya pinnata var. integrifolia (8 revisions)
- Salix caroliniana (8 revisions)
- Strigosella africana (8 revisions)
- Chrysosplenium wrightii (8 revisions)
- Sidalcea hickmanii subsp. napensis (8 revisions)
- Ecballium elaterium (8 revisions)
- Bunias erucago (8 revisions)
- Hypericum punctatum (8 revisions)
- Abutilon hirtum (8 revisions)
- Senecio hydrophilus (8 revisions)
- Pulicaria (8 revisions)
- Ericameria nauseosa var. bernardina (8 revisions)
- Castilleja thompsonii (8 revisions)
- Prenanthes alata (8 revisions)
- Pleiacanthus (8 revisions)
- Atriplex torreyi var. torreyi (8 revisions)
- Parnassia fimbriata (8 revisions)
- Cirsium eatonii var. clokeyi (8 revisions)
- Pseudotaxiphyllum (8 revisions)
- Chenopodium polyspermum var. polyspermum (8 revisions)
- Euphorbia acuta (8 revisions)
- Croton fruticulosus (8 revisions)
- Scrophularia lanceolata (8 revisions)
- Stemodia durantifolia (8 revisions)
- Platydictya minutissima (8 revisions)
- Brachythecium coruscum (8 revisions)
- Crataegus prona (8 revisions)
- Eucnide lobata (8 revisions)
- Carex baileyi (8 revisions)
- Penstemon lyallii (8 revisions)
- Syntrichia amphidiacea (8 revisions)
- Haplodontium tehamense (8 revisions)
- Dryas hookeriana (8 revisions)
- Aronia (8 revisions)
- Carex sparganioides (8 revisions)
- Schoenoplectus americanus (8 revisions)
- Fissidens fontanus (8 revisions)
- Solmsiella biseriata (8 revisions)
- Amelanchier canadensis var. obovalis (8 revisions)
- Potentilla pensylvanica (8 revisions)
- Carex backii (8 revisions)
- Scirpus divaricatus (8 revisions)
- Stellaria alaskana (8 revisions)
- Agave desmettiana (8 revisions)
- Funaria arctica (8 revisions)
- Rhododendron prinophyllum (8 revisions)
- Tradescantia brevifolia (8 revisions)
- Wolffiella lingulata (8 revisions)
- Fallopia sachalinensis (8 revisions)
- Allium anceps (8 revisions)
- Sisyrinchium albidum (8 revisions)
- Perityle cernua (8 revisions)
- Arecaceae tribe Cyclospatheae (8 revisions)
- Spiranthes casei (8 revisions)
- Oeceoclades (8 revisions)
- Helianthus praecox subsp. praecox (8 revisions)
- Chorisiva (8 revisions)
- Ageratina adenophora (8 revisions)
- Pyrrocoma radiata (8 revisions)
- Arctostaphylos columbiana (8 revisions)
- Solidago altiplanities (8 revisions)
- Heterotheca villosa var. ballardii (8 revisions)
- Draba santaquinensis (8 revisions)
- Dudleya saxosa subsp. saxosa (8 revisions)
- Ribes victoris (8 revisions)
- Tetradymia nuttallii (8 revisions)
- Streptanthus campestris (8 revisions)
- Oligomeris linifolia (8 revisions)
- Pennellia tricornuta (8 revisions)
- Ribes aureum var. villosum (8 revisions)
- Sidalcea malviflora subsp. patula (8 revisions)
- Paysonia densipila (8 revisions)
- Camelina (8 revisions)
- Viola (8 revisions)
- Alcea (8 revisions)
- Senecio californicus (8 revisions)
- Sachsia polycephala (8 revisions)
- Hazardia brickellioides (8 revisions)
- Chloropyron molle (8 revisions)
- Launaea (8 revisions)
- Chaetadelpha (8 revisions)
- Salicornia depressa (8 revisions)
- Lewisia oppositifolia (8 revisions)
- Aspicarpa hyssopifolia (8 revisions)
- Cirsium scariosum var. citrinum (8 revisions)
- Taxiphyllum taxirameum (8 revisions)
- Chenopodium atrovirens (8 revisions)
- Mortonia (8 revisions)
- Nestronia (8 revisions)
- Plantago eriopoda (8 revisions)
- Pedicularis centranthera var. exulans (8 revisions)
- Drepanocladus polygamus (8 revisions)
- Bryoandersonia illecebra (8 revisions)
- Crataegus pruinosa var. magnifolia (8 revisions)
- Tragia jonesii (8 revisions)
- Carex turgescens (8 revisions)
- Penstemon thurberi (8 revisions)
- Penstemon brevisepalus (8 revisions)
- Syntrichia norvegica (8 revisions)
- Plagiobryoides incrassatolimbata (8 revisions)
- Cotoneaster transens (8 revisions)
- Fuirena pumila (8 revisions)
- Carex pelocarpa (8 revisions)
- Eriogonum ovalifolium var. vineum (8 revisions)
- Fissidens elegans (8 revisions)
- Scopelophila (8 revisions)
- Rosa setigera (8 revisions)
- Ivesia arizonica var. arizonica (8 revisions)
- Carex sect. Nardinae (8 revisions)
- Cyperus croceus (8 revisions)
- Stellaria graminea (8 revisions)
- Agave deserti (8 revisions)
- Pyramidula tetragona (8 revisions)
- Phyllodoce caerulea (8 revisions)
- Symplocarpus (8 revisions)
- Allium siskiyouense (8 revisions)
- Zigadenus glaberrimus (8 revisions)
- Guizotia (8 revisions)
- Sparganium angustifolium (8 revisions)
- Trillium luteum (8 revisions)
- Lilium humboldtii subsp. ocellatum (8 revisions)
- Helianthus carnosus (8 revisions)
- Stenorrhynchos michuacanum (8 revisions)
- Conoclinium betonicifolium var. integrifolium (8 revisions)
- Sanvitalia abertii (8 revisions)
- Grindelia scabra (8 revisions)
- Ribes rotundifolium (8 revisions)
- Solidago nemoralis subsp. decemflora (8 revisions)
- Erigeron hyssopifolius (8 revisions)
- Draba stenopetala (8 revisions)
- Dudleya blochmaniae (8 revisions)
- Primula parryi (8 revisions)
- Tussilago (8 revisions)
- Streptanthus glandulosus subsp. albidus (8 revisions)
- Polanisia (8 revisions)
- Brassicaceae tribe Isatideae (8 revisions)
- Heuchera micrantha var. erubescens (8 revisions)
- Sidalcea robusta (8 revisions)
- Salix fuscescens (8 revisions)
- Delphinium hesperium subsp. hesperium (9 revisions)
- Tsuga canadensis (9 revisions)
- Thelypteris augescens (9 revisions)
- Encalyptaceae Illustrations (9 revisions)
- Clematis drummondii (9 revisions)
- Carex incurviformis (9 revisions)
- Clematis vitalba (9 revisions)
- Vancouveria hexandra (9 revisions)
- Sclerocactus glaucus (9 revisions)
- Aquilegia formosa var. hypolasia (9 revisions)
- Tetragonia (9 revisions)
- Isoëtes occidentalis (9 revisions)
- Cheilanthes aemula (9 revisions)
- Selaginella willdenowii (9 revisions)
- Marsilea (9 revisions)
- Ginkgoaceae Illustrations (9 revisions)
- Ivesia sect. Unguiculatae (9 revisions)
- Nuphar sagittifolia (9 revisions)
- Glandulicactus uncinatus var. wrightii (9 revisions)
- Persea humilis (9 revisions)
- Aptenia (9 revisions)
- Botrychium oneidense (9 revisions)
- Asplenium trichomanes subsp. trichomanes (9 revisions)
- Glaucium flavum (9 revisions)
- Abies amabilis (9 revisions)
- Hypopterygiaceae Illustrations (9 revisions)
- Carpinus caroliniana subsp. caroliniana (9 revisions)
- Anemone occidentalis (9 revisions)
- Grimmia americana (9 revisions)
- Pediocactus knowltonii (9 revisions)
- Papaver sect. Macrantha (9 revisions)
- Iris douglasiana (9 revisions)
- Drosanthemum floribundum (9 revisions)
- Lorandersonia peirsonii (9 revisions)
- Dryopteris intermedia (9 revisions)
- Hymenophyllum (9 revisions)
- Casuarina glauca (9 revisions)
- Pinus banksiana (9 revisions)
- Botrychium subg. Osmundopteris (9 revisions)
- Leucobryaceae Illustrations (9 revisions)
- Portulaca halimoides (9 revisions)
- Sphagnum platyphyllum (9 revisions)
- Nuphar ulvacea (9 revisions)
- Ranunculus subg. Ranunculus (9 revisions)
- Coryphantha echinus (9 revisions)
- Pseudolycopodiella (9 revisions)
- Lygodium japonicum (9 revisions)
- Mielichhoferiaceae Illustrations (9 revisions)
- Quercus geminata (9 revisions)
- Planera aquatica (9 revisions)
- Berberis (9 revisions)
- Pteris bahamensis (9 revisions)
- Quercus texana (9 revisions)
- Calocedrus (9 revisions)
- Selaginella uncinata (9 revisions)
- Ophioglossaceae Illustrations (9 revisions)
- Ranunculus allegheniensis (9 revisions)
- Ferocactus viridescens (9 revisions)
- Quercus macrocarpa (9 revisions)
- Myosurus nitidus (9 revisions)
- Juncus acutiflorus (9 revisions)
- Phaulothamnus spinescens (9 revisions)
- Papaver californicum (9 revisions)
- Thelypteris simulata (9 revisions)
- Osmunda ruggii (9 revisions)
- Ficus citrifolia (9 revisions)
- Asplenium exiguum (9 revisions)
- Selaginella braunii (9 revisions)
- Platanaceae Illustrations (9 revisions)
- Spergularia media (9 revisions)
- Clematis bigelovii (9 revisions)
- Hamamelis virginiana (9 revisions)
- Magnolia ashei (9 revisions)
- Opuntia humifusa var. ammophila (9 revisions)
- Botrychium lunarioides (9 revisions)
- Anemone drummondii var. lithophila (9 revisions)
- Thelypteris hispidula var. versicolor (9 revisions)
- Mirabilis sect. Oxybaphoides (9 revisions)
- Pterigynandraceae Illustrations (9 revisions)
- Eriogonum flavum (9 revisions)
- Ostrya virginiana (9 revisions)
- Bucklandiella macounii subsp. alpina (9 revisions)
- Hexastylis arifolia var. ruthii (9 revisions)
- Opuntia atrispina (9 revisions)
- Cimicifuga racemosa (9 revisions)
- Botrychium pinnatum (9 revisions)
- Asplenium abscissum (9 revisions)
- Sarraceniaceae Illustrations (9 revisions)
- Chelone lyonii (9 revisions)
- Silene greenei subsp. angustifolia (9 revisions)
- Hexastylis arifolia var. arifolia (9 revisions)
- Roemeria (9 revisions)
- Opuntia aureispina (9 revisions)
- Juniperus communis var. montana (9 revisions)
- Asplenium platyneuron (9 revisions)
- Ranunculus orthorhynchus var. orthorhynchus (9 revisions)
- Staphyleaceae Illustrations (9 revisions)
- Collinsia antonina (9 revisions)
- Ulmaceae (9 revisions)
- Ceratophyllum echinatum (9 revisions)
- Carya floridana (9 revisions)
- Opuntia polyacantha var. erinacea (9 revisions)
- Ranunculus flammula var. flammula (9 revisions)
- Pseudolycopodiella caroliniana (9 revisions)
- Equisetum ×ferrissii (9 revisions)
- Draba fladnizensis (9 revisions)
- Magnolia grandiflora (9 revisions)
- Tsuga (9 revisions)
- Mirabilis laevis var. villosa (9 revisions)
- Tropaeolaceae Illustrations (9 revisions)
- Agavaceae Illustrations (9 revisions)
- Collinsia corymbosa (9 revisions)
- Quercus laevis (9 revisions)
- Crataegus ×atrorubens (9 revisions)
- Aquilegia coerulea var. coerulea (9 revisions)
- Glaucium (9 revisions)
- Achlys (9 revisions)
- Mirabilis linearis var. decipiens (9 revisions)
- Pellaea glabella subsp. occidentalis (9 revisions)
- Nymphaea capensis (9 revisions)
- Aristolochiaceae Illustrations (9 revisions)
- Quercus carmenensis (9 revisions)
- Urtica chamaedryoides (9 revisions)
- Ranunculus occidentalis var. hexasepalus (9 revisions)
- Schoenocaulon dubium (9 revisions)
- Echinocereus bonkerae (9 revisions)
- Boehmeria cylindrica (9 revisions)
- Mollugo verticillata (9 revisions)
- Selaginella arenicola subsp. arenicola (9 revisions)
- Dicentra chrysantha (9 revisions)
- Macrothelypteris (9 revisions)
- Bryaceae Illustrations (9 revisions)
- Carya texana (9 revisions)
- Thalictrum (9 revisions)
- Quercus garryana var. semota (9 revisions)
- Juncus acuminatus (9 revisions)
- Echinocereus pseudopectinatus (9 revisions)
- Adiantum tenerum (9 revisions)
- Anemone virginiana var. virginiana (9 revisions)
- Pleopeltis polypodioides var. michauxiana (9 revisions)
- Caryophyllaceae Illustrations (9 revisions)
- Brachythecium erythrorrhizon (9 revisions)
- Eriogonum elatum (9 revisions)
- Ranunculus triternatus (9 revisions)
- Cabomba caroliniana (9 revisions)
- Corydalis curvisiliqua subsp. curvisiliqua (9 revisions)
- Bergerocactus (9 revisions)
- Dendromecon (9 revisions)
- Abronia turbinata (9 revisions)
- Botrychium jenmanii (9 revisions)
- Picea abies (9 revisions)
- Aquilegia hinckleyana (9 revisions)
- Cupressaceae Illustrations (9 revisions)
- Ranunculus alismifolius var. hartwegii (9 revisions)
- Fissidens serratus (9 revisions)
- Soleirolia (9 revisions)
- Delphinium brachycentrum (9 revisions)
- Boerhavia pterocarpa (9 revisions)
- Abronia bigelovii (9 revisions)
- Pellaea breweri (9 revisions)
- Polystichum kwakiutlii (9 revisions)
- Taxodium distichum var. distichum (9 revisions)
- Nephrolepis ×averyi (9 revisions)
- Entodontaceae Illustrations (9 revisions)
- Hygroamblystegium varium var. varium (9 revisions)
- Fumaria vaillantii (9 revisions)
- Eriophorum brachyantherum (9 revisions)
- Nelumbo lutea (9 revisions)
- Aquilegia scopulorum (9 revisions)
- Sclerocactus brevispinus (9 revisions)
- Delphinium patens subsp. hepaticoideum (9 revisions)
- Tetragonia tetragonioides (9 revisions)
- Equisetum hyemale subsp. affine (9 revisions)
- Oxytheca dendroidea (9 revisions)
- Gleicheniaceae Illustrations (9 revisions)
- Ranunculus glacialis var. glacialis (9 revisions)
- Eriogonum leptocladon (9 revisions)
- Boerhavia spicata (9 revisions)
- Leitneria floridana (9 revisions)
- Aptenia cordifolia (9 revisions)
- Ceratopteris pteridoides (9 revisions)
- Argyrochosma fendleri (9 revisions)
- Cimicifuga arizonica (9 revisions)
- Gymnocarpium (9 revisions)
- Phanerophlebia umbonata (9 revisions)
- Illiciaceae Illustrations (9 revisions)
- Elodium elodioides (9 revisions)
- Phemeranthus longipes (9 revisions)
- Eriogonum corymbosum (9 revisions)
- Comptonia peregrina (9 revisions)
- Grimmia crinitoleucophaea (9 revisions)
- Pediocactus winkleri (9 revisions)
- Quercus chapmanii (9 revisions)
- Lorandersonia pulchella (9 revisions)
- Pteridaceae (9 revisions)
- Pinus glabra (9 revisions)
- Woodsia (9 revisions)
- Leucodontaceae Illustrations (9 revisions)
- Portulaca oleracea (9 revisions)
- Eriogonum thompsoniae (9 revisions)
- Meconella (9 revisions)
- Coryphantha sulcata (9 revisions)
- Ranunculus canus var. canus (9 revisions)
- Cylindropuntia fulgida var. fulgida (9 revisions)
- Adiantum hispidulum (9 revisions)
- Magnolia (9 revisions)
- Botrychium sect. Hiemobotrychium (9 revisions)
- Juniperus californica (9 revisions)
- Mniaceae Illustrations (9 revisions)
- Berberis higginsiae (9 revisions)
- Juncus hemiendytus var. hemiendytus (9 revisions)
- Neolloydia (9 revisions)
- Arctomecon humilis (9 revisions)
- Argemone munita subsp. rotundata (9 revisions)
- Juncus triformis (9 revisions)
- Cylindropuntia californica var. californica (9 revisions)
- Ophioglossum californicum (9 revisions)
- Argyrochosma dealbata (9 revisions)
- Myrica inodora (9 revisions)
- Astrolepis sinuata subsp. sinuata (9 revisions)
- Equisetum laevigatum (9 revisions)
- Orchidaceae Illustrations (9 revisions)
- Eriogonum sphaerocephalum (9 revisions)
- Polytrichastrum (9 revisions)
- Ferocactus viridescens var. viridescens (9 revisions)
- Corydalis aurea subsp. aurea (9 revisions)
- Schisandra glabra (9 revisions)
- Grusonia aggeria (9 revisions)
- Ceratopteris (9 revisions)
- Nymphaea ampla (9 revisions)
- Pinus elliottii var. elliottii (9 revisions)
- Selaginella acanthonota (9 revisions)
- Pleuroziopsaceae Illustrations (9 revisions)
- Morus (9 revisions)
- Ranunculus subg. Ceratocephala (9 revisions)
- Delphinium geyeri (9 revisions)
- Opuntia macrorhiza (9 revisions)
- Brosimum (9 revisions)
- Pellaea mucronata subsp. mucronata (9 revisions)
- Fagus grandifolia (9 revisions)
- Ophioglossum nudicaule (9 revisions)
- Eriogonum atrorubens (9 revisions)
- Carex viridula var. viridula (9 revisions)
- Pterobryaceae Illustrations (9 revisions)
- Casuarina (9 revisions)
- Bucklandiella occidentalis (9 revisions)
- Asimina longifolia var. spatulata (9 revisions)
- Brodiaea californica (9 revisions)
- Boerhavia diffusa (9 revisions)
- Papaver rhoeas (9 revisions)
- Polystichum aleuticum (9 revisions)
- Botrychium rugulosum (9 revisions)
- Phegopteris hexagonoptera (9 revisions)
- Saururaceae Illustrations (9 revisions)
- Chelone glabra (9 revisions)
- Schoenoplectus acutus var. acutus (9 revisions)
- Papaver sect. Meconella (9 revisions)
- Anemone multifida var. multifida (9 revisions)
- Cypripedium parviflorum var. pubescens (9 revisions)
- Tectaria (9 revisions)
- Polystichum andersonii (9 revisions)
- Ulmus crassifolia (9 revisions)
- Berberis wilcoxii (9 revisions)
- Stemonaceae Illustrations (9 revisions)
- Collinsia parryi (9 revisions)
- Carex subspathacea (9 revisions)
- Carpinus (9 revisions)
- Nopalea (9 revisions)
- Pouzolzia (9 revisions)
- Selaginella viridissima (9 revisions)
- Draba glabella (9 revisions)
- Cabombaceae (9 revisions)
- Campyloneurum phyllitidis (9 revisions)
- Turneraceae Illustrations (9 revisions)
- Aizoaceae Illustrations (9 revisions)
- Crataegus ×rufula (9 revisions)
- Collinsia bartsiifolia (9 revisions)
- Quercus ilicifolia (9 revisions)
- Crataegus ×bicknellii (9 revisions)
- Carya ovata var. ovata (9 revisions)
- Castanea (9 revisions)
- Peniocereus greggii var. greggii (9 revisions)
- Ranunculus oresterus (9 revisions)
- Pinus contorta var. latifolia (9 revisions)
- Zamiaceae (9 revisions)
- Aspleniaceae Illustrations (9 revisions)
- Keckiella antirrhinoides var. antirrhinoides (9 revisions)
- Pilea herniarioides (9 revisions)
- Carex scirpoidea subsp. scirpoidea (9 revisions)
- Betula pendula (9 revisions)
- Delphinium glaucescens (9 revisions)
- Agave (9 revisions)
- Echinocereus fasciculatus (9 revisions)
- Podophyllum (9 revisions)
- Mollugo cerviana (9 revisions)
- Erigeron uniflorus var. eriocephalus (9 revisions)
- Phegopteris (9 revisions)
- Asplenium serratum (9 revisions)
- Ranunculus flabellaris (9 revisions)
- Blechnaceae (9 revisions)
- Isopterygium tenerum (9 revisions)
- Bryoxiphiaceae Illustrations (9 revisions)
- Carex saxatilis (9 revisions)
- Corydalis caseana subsp. brachycarpa (9 revisions)
- Papaver nudicaule subsp. americanum (9 revisions)
- Corydalis caseana subsp. cusickii (9 revisions)
- Allionia incarnata var. incarnata (9 revisions)
- Anemia adiantifolia (9 revisions)
- Cucurbita melopepo var. ozarkana (9 revisions)
- Quercus sinuata var. breviloba (9 revisions)
- Polypodiaceae (9 revisions)
- Casuarinaceae Illustrations (9 revisions)
- Bergerocactus emoryi (9 revisions)
- Ceratophyllum demersum (9 revisions)
- Phytolacca icosandra (9 revisions)
- Equisetum ×nelsonii (9 revisions)
- Pinus resinosa (9 revisions)
- Notholaena standleyi (9 revisions)
- Pinus cembroides (9 revisions)
- Cymodoceaceae Illustrations (9 revisions)
- Licaria triandra (9 revisions)
- Ranunculus muricatus (9 revisions)
- Eschscholzia californica subsp. mexicana (9 revisions)
- Astrophytum asterias (9 revisions)
- Quercus robur (9 revisions)
- Abronia alpina (9 revisions)
- Pellaea ternifolia subsp. ternifolia (9 revisions)
- Hymenophyllum tayloriae (9 revisions)
- Polystichum braunii (9 revisions)
- Romneya coulteri (9 revisions)
- Isoëtes riparia (9 revisions)
- Ephedraceae Illustrations (9 revisions)
- Quercus (9 revisions)
- Quercus engelmannii (9 revisions)
- Delphinium wootonii (9 revisions)
- Sclerocactus wetlandicus (9 revisions)
- Papaver somniferum (9 revisions)
- Rivina humilis (9 revisions)
- Pellaea wrightiana (9 revisions)
- Diplazium esculentum (9 revisions)
- Quercus arizonica (9 revisions)
- Campyloneurum costatum (9 revisions)
- Dennstaedtia globulifera (9 revisions)
- Grammitidaceae Illustrations (9 revisions)
- Malus (9 revisions)
- Delphinium scaposum (9 revisions)
- Ranunculus platensis (9 revisions)
- Carya ovata var. australis (9 revisions)
- Tradescantia reverchonii (9 revisions)
- Ancistrocactus (9 revisions)
- Delphinium madrense (9 revisions)
- Mesembryanthemum (9 revisions)
- Pityrogramma trifoliata (9 revisions)
- Ranunculus alismifolius var. alismifolius (9 revisions)
- Selaginella leucobryoides (9 revisions)
- Nemacaulis denudata (9 revisions)
- Polypodium hesperium (9 revisions)
- Iridaceae Illustrations (9 revisions)
- Phemeranthus marginatus (9 revisions)
- Anemone canadensis (9 revisions)
- Canbya aurea (9 revisions)
- Pediocactus despainii (9 revisions)
- Enemion stipitatum (9 revisions)
- Cactaceae subfam. Pereskioideae (9 revisions)
- Lorandersonia salicina (9 revisions)
- Cheilanthes wrightii (9 revisions)
- Pentagramma triangularis subsp. semipallida (9 revisions)
- Ulmus (9 revisions)
- Leucophanaceae Illustrations (9 revisions)
- Phoradendron (9 revisions)
- Photinia villosa (9 revisions)
- Ranunculus uncinatus (9 revisions)
- Delphinium andersonii (9 revisions)
- Coryphantha tuberculosa (9 revisions)
- Cylindropuntia fulgida var. mamillata (9 revisions)
- Lycopodium obscurum (9 revisions)
- Cheilanthes horridula (9 revisions)
- Cochlospermaceae (9 revisions)
- Illiciaceae (9 revisions)
- Pinus strobiformis (9 revisions)
- Molluginaceae Illustrations (9 revisions)
- Berberis thunbergii (9 revisions)
- Eleocharis radicans (9 revisions)
- Neolloydia conoidea (9 revisions)
- Ranunculus hystriculus (9 revisions)
- Corylus cornuta subsp. cornuta (9 revisions)
- Cylindropuntia californica var. parkeri (9 revisions)
- Athyrium (9 revisions)
- Lomariopsis kunzeana (9 revisions)
- Berberis aquifolium (9 revisions)
- Thelypteridaceae (9 revisions)
- Hymenophyllum tunbrigense (9 revisions)
- Orthodontiaceae Illustrations (9 revisions)
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- Grusonia grahamii (9 revisions)
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- Listera auriculata (9 revisions)
- Tectaria heracleifolia (9 revisions)
- Aconitum columbianum subsp. columbianum (9 revisions)
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- Lithocarpus densiflorus var. echinoides (9 revisions)
- Quercus lyrata (9 revisions)
- Opuntia pottsii (9 revisions)
- Parietaria hespera var. hespera (9 revisions)
- Botrychium dissectum (9 revisions)
- Trichomanes (9 revisions)
- Clematis catesbyana (9 revisions)
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- Arceuthobium campylopodum subsp. monticola (9 revisions)
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- Opuntia santa-rita (9 revisions)
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- Stylomecon (9 revisions)
- Asplenium cristatum (9 revisions)
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- Spiraea ×hitchcockii (9 revisions)
- Ficus (9 revisions)
- Opuntia basilaris var. basilaris (9 revisions)
- Ostrya knowltonii (9 revisions)
- Asplenium heterochroum (9 revisions)
- Zamia (9 revisions)
- Persea (9 revisions)
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- Collinsia callosa (9 revisions)
- Thalictrum sect. Omalophysa (9 revisions)
- Alnus rhombifolia (9 revisions)
- Clematis subg. Atragene (9 revisions)
- Boerhavia anisophylla (9 revisions)
- Delphinium californicum subsp. interius (9 revisions)
- Cryptogramma (9 revisions)
- Berberis pinnata subsp. insularis (9 revisions)
- Cupressus sargentii (9 revisions)
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- Ranunculus (9 revisions)
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- Juncus supiniformis (9 revisions)
- Peniocereus greggii var. transmontanus (9 revisions)
- Eschscholzia lemmonii subsp. lemmonii (9 revisions)
- Portulaca umbraticola subsp. coronata (9 revisions)
- Pteris cretica var. cretica (9 revisions)
- Pellaea bridgesii (9 revisions)
- Cystopteris tenuis (9 revisions)
- Keckiella antirrhinoides var. microphylla (9 revisions)
- Clematis ligusticifolia (9 revisions)
- Potentilla sect. Niveae (9 revisions)
- Dorstenia (9 revisions)
- Corydalis curvisiliqua subsp. grandibracteata (9 revisions)
- Echinocereus engelmannii (9 revisions)
- Aristolochia reticulata (9 revisions)
- Glinus (9 revisions)
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- Ranunculus marginatus (9 revisions)
- Delphinium treleasei (9 revisions)
- Echinocereus rigidissimus var. rigidissimus (9 revisions)
- Allionia incarnata var. villosa (9 revisions)
- Juniperus monosperma (9 revisions)
- Brasenia (9 revisions)
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- Humulus lupulus var. neomexicanus (9 revisions)
- Polycarpon tetraphyllum (9 revisions)
- Clematis occidentalis var. grosseserrata (9 revisions)
- Ulmus rubra (9 revisions)
- Pachycereus (9 revisions)
- Abronia pogonantha (9 revisions)
- Solidago lepida subsp. lepida (9 revisions)
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- Nuphar (9 revisions)
- Delphinium gypsophilum subsp. parviflorum (9 revisions)
- Platanus occidentalis (9 revisions)
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- Tripterocalyx (9 revisions)
- Cheilanthes gracillima (9 revisions)
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- Selaginella subg. Tetragonostachys (9 revisions)
- Saussurea angustifolia (9 revisions)
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- Delphinium subsect. Bicoloria (9 revisions)
- Ranunculus sect. Hecatonia (9 revisions)
- Ranunculus eschscholtzii var. oxynotus (9 revisions)
- Delphinium glareosum (9 revisions)
- Galenia (9 revisions)
- Botrychium echo (9 revisions)
- Astrolepis (9 revisions)
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- Ceratopteris thalictroides (9 revisions)
- Argyrochosma microphylla (9 revisions)
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- Calycanthus (9 revisions)
- Cimicifuga elata (9 revisions)
- Annona squamosa (9 revisions)
- Ancistrocactus brevihamatus (9 revisions)
- Hesperocnide (9 revisions)
- Iris (sect. Limniris) ser. Vernae (9 revisions)
- Mesembryanthemum crystallinum (9 revisions)
- Laënnecia filaginoides (9 revisions)
- Sequoia sempervirens (9 revisions)
- Pouzolzia zeylanica (9 revisions)
- Polystichum scopulinum (9 revisions)
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- Phemeranthus mengesii (9 revisions)
- Dendromecon rigida (9 revisions)
- Thelocactus (9 revisions)
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- Pteridium aquilinum var. caudatum (9 revisions)
- Argemone pleiacantha subsp. pleiacantha (9 revisions)
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- Selaginella mutica var. limitanea (9 revisions)
- Liliaceae Illustrations (9 revisions)
- Argemone aurantiaca (9 revisions)
- Comptonia (9 revisions)
- Boerhavia coulteri var. coulteri (9 revisions)
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