Potentilla brevifolia |
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short-leaf cinquefoil, sparse-leaf cinquefoil |
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Basal leaves | petiole 1–4 cm, eglandular hairs absent or sparse, spreading, less than 1 mm, weak, glands abundant. |
Flowers | epicalyx bractlets lanceolate-elliptic to ovate, 2–4 × 0.8–2 mm; sepals 3–5(–7) mm, apex broadly acute to obtuse; petals 3.5–6.5 × 3–5 mm; filaments 1–2.5 mm, anthers 0.5–0.6 mm; carpels 10–15. |
Achenes | 1–1.5 mm. |
Potentilla brevifolia |
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Phenology | Flowering summer. |
Habitat | Moist rocky slopes and talus, alpine grassy areas, subalpine conifer woodlands |
Elevation | 2500–3600 m (8200–11800 ft) |
Distribution |
ID; MT; NV; OR; WY
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Discussion | Potentilla brevifolia is found mainly in alpine situations in the Pioneer, Sawtooth, Smoky, and White Cloud mountains of central Idaho; the Madison Range of western Montana; the Jarbidge Range of northeastern Nevada; the Blue, Steens, and Wallowa mountains of eastern Oregon; and the Teton Range of northwestern Wyoming. The elongate caudices are easily covered by moving soil and talus. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 9, p. 188. |
Parent taxa | Rosaceae > subfam. Rosoideae > tribe Potentilleae > Potentilla > sect. Brevifoliae |
Sibling taxa | |
Name authority | Nuttall: in J. Torrey and A. Gray, Fl. N. Amer. 1: 442. (1840) |
Web links |