Lupinus chamissonis
Mém. Acad. Imp. Sci. St. Pétersbourg Hist. Acad. 10(2): 288. 1826.
Shrubs, 5–20 dm, silver, densely appressed-hairy. Cotyledons deciduous, petiolate. Stems erect or ascending, branched. Leaves cauline; stipules 8–10 mm; petiole 1–3.5 cm; leaflets 5–9, blades 10–25 × 3–6 mm, adaxial surface pubescent. Peduncles 2–6 cm; bracts deciduous, 7–10 mm. Racemes 5–20 cm; flowers ± whorled. Pedicels 4–8 mm. Flowers 8–16 mm; calyx bulge or spur 0–1 mm, abaxial lobe entire, 7–9 mm, adaxial lip deeply lobed, 5–7 mm; corolla light violet to blue, banner patch persistently yellow, banner densely hairy abaxially, lower keel margins ± ciliate, adaxial margins glabrous. Legumes 2.5–3.5 cm, hairy. Seeds 4–8, mottled brown, 4–5 mm.
Phenology: Flowering Mar–Jul.
Habitat: Coastal strands, dunes.
Elevation: 0–10 m.
Distribution
Calif.
Discussion
Lupinus chamissonis is known along the immediate coast from Los Angeles to Sonoma counties.
Selected References
None.