Difference between revisions of "Ivesia tweedyi"
in N. L. Britton et al., N. Amer. Fl. 22: 288. 1908.
FNA>Volume Importer |
imported>Volume Importer |
||
(One intermediate revision by the same user not shown) | |||
Line 1: | Line 1: | ||
{{Treatment/ID | {{Treatment/ID | ||
|accepted_name=Ivesia tweedyi | |accepted_name=Ivesia tweedyi | ||
− | |accepted_authority=Rydberg | + | |accepted_authority=Rydberg |
|publications={{Treatment/Publication | |publications={{Treatment/Publication | ||
|title=in N. L. Britton et al., N. Amer. Fl. | |title=in N. L. Britton et al., N. Amer. Fl. | ||
Line 45: | Line 45: | ||
-->{{#Taxon: | -->{{#Taxon: | ||
name=Ivesia tweedyi | name=Ivesia tweedyi | ||
− | |authority=Rydberg | + | |authority=Rydberg |
|rank=species | |rank=species | ||
|parent rank=section | |parent rank=section | ||
Line 59: | Line 59: | ||
|publication year=1908 | |publication year=1908 | ||
|special status=Conservation concern;Endemic | |special status=Conservation concern;Endemic | ||
− | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V9/V9_362.xml |
|subfamily=Rosaceae subfam. Rosoideae | |subfamily=Rosaceae subfam. Rosoideae | ||
|tribe=Rosaceae tribe Potentilleae | |tribe=Rosaceae tribe Potentilleae |
Latest revision as of 23:56, 5 November 2020
Plants green, ± rosetted to tufted; taproot stout, not fleshy. Stems ascending to erect, 0.4–2(–3.5) dm. Basal leaves loosely cylindric, (3–)4–12(–17) cm; sheathing base glabrous abaxially; petiole 0.5–7 cm, hairs 1–1.5 mm; leaflets 10–16 per side, 4–7(–10) mm, glabrous or sparsely hirsute, glandular-puberulent or -pubescent, lobes (2–)5–15, linear to narrowly oblanceolate, apex not setose. Cauline leaves (0–)1–2, not paired. Inflorescences (5–)10–25(–35)-flowered, (1–)1.5–3(–4.5) cm diam.; glomerules 1–few. Pedicels 1–3(–5) mm. Flowers 9–12 mm diam.; epicalyx bractlets linear, 1–2 mm; hypanthium shallowly campanulate, 1–1.5 × 2–4(–5.5) mm; sepals 2–3.5 mm, acute; petals golden yellow, broadly elliptic to spatulate, 2.5–3.3 mm; stamens 5, filaments 1–1.7 mm, anthers yellow, 0.5–0.8 mm; carpels (2–)4–6(–9), styles 2–3 mm. Achenes olive green, 1.8–2 mm.
Phenology: Flowering summer.
Habitat: Dry, gravelly to rocky flats, slopes, alpine ridges, often on serpentine, in subalpine conifer woodlands
Elevation: 1600–2300 m
Distribution
![V9 362-distribution-map.jpg](/w/images/7/78/V9_362-distribution-map.jpg)
Idaho, Mont., Wash.
Discussion
Of conservation concern.
Ivesia tweedyi is found from the Cascade Range in Washington to Boundary and Shoshone counties in Idaho, barely entering Montana in Mineral County.
Selected References
None.