Herbs, perennial, 1.5–5 dm, silver to gray-green, short-appressed-hairy. Cotyledons deciduous, petiolate. Stems erect, ascending, or decumbent, branched. Leaves cauline, clus­tered near base; stipules 2–7 mm; petiole 5–15 cm; leaflets 4–7, blades widely spoon-shaped, 30–40(–50) × 10–20 mm, surfaces densely silky. Peduncles 8–15 cm; bracts deciduous, 3–4 mm. Racemes open to dense, 10–30 cm; flowers ± whorled. Pedicels 4–6 mm. Flowers 12–16 mm; calyx bulge or spur 0–1 mm, abaxial lobe 3-toothed, 7–10 mm, adaxial lobe 2-toothed, 6–10 mm; corolla purple to violet, banner ± hairy abaxially, lower keel margins usually ± glabrous, adaxial margin ciliate claw to tip. Legumes 2–3 cm, hairy. Seeds 3–7, light brown, 3–5 mm.

Phenology: Flowering Mar–Jun.
Habitat: Open wooded slopes.
Elevation: 200–1600 m.

Distribution

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Calif.

Discussion

Lupinus sericatus is known from the southern Inner North Coast Ranges in Colusa, Lake, Napa, and Sonoma counties.

Selected References

None.

Lower Taxa

None.