Lupinus obtusilobus |
|
---|---|
bluntlobe lupine, ornate lupine, satin lupine |
|
Habit | Herbs, perennial, 1.5–3 dm, appressed-silvery-silky; with woody, branching root crown. |
Stems | decumbent, ascending, or erect, clustered, usually unbranched. |
Leaves | cauline; stipules 7–14 mm; petiole 2–5 cm; leaflets 6 or 7, blades 20–50 × 4–8 mm, adaxial surface hairs silvery-silky. |
Racemes | dense, 3–7 cm; flowers ± whorled. |
Peduncles | (1–)2–4(–5) cm; bracts 3–4 mm. |
Pedicels | 2–5 mm. |
Flowers | 11–13 mm; calyx 6–7 mm, bulge or spur 0–1 mm, abaxial lobe 3-toothed, adaxial lobe 2-toothed; corolla blue to lilac, banner patch yellow, banner well reflexed-recurved at or proximal to midpoint, this 3.5–6 mm proximal to apex, banner broader than long, hairy abaxially, lower keel margins glabrous, adaxial margin ciliate. |
Legumes | 2.5–4 cm, silky. |
Cotyledons | deciduous, petiolate. |
Seeds | 4–5, mottled brown, 3–4 mm. |
Lupinus obtusilobus |
|
Phenology | Flowering Jun–Sep. |
Habitat | Gravelly summits, red fir, subalpine forests. |
Elevation | 1500–3500 m. (4900–11500 ft.) |
Distribution |
CA; NV
|
Discussion | Lupinus obtusilobus is known in California from the North Coast Ranges, Klamath Ranges, Cascade Ranges, and northern Sierra Nevada (south to Nevada County), and in the Carson Range in eastern California and western Nevada. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 11. |
Parent taxa | Fabaceae > subfam. Faboideae > Lupinus |
Sibling taxa | |
Synonyms | L. ornatus var. obtusilobus |
Name authority | A. Heller: Muhlenbergia 8: 115, fig. 22. (1912) |
Web links |