Bigleaf Lupine
Lupinus Polyphyllus
Leaves palmately compound; 10-17 leaflets, to 12 cm long; longest leaf stalks basal, 10-60 cm long
Flowers blue to violet, pea-like, to 1.5 cm long; in dense clusters to 40 cm long.
Fruits hairy pods to 5 cm long
Ecology moist to wet, open habitats (streamside, wet meadows) and disturbed sites, at low to middle elevations
Notes: Lupines fix nitrogen, fertilizing poor soils.
Source: Pojar's Plants of the Pacific Northwest Coast, 1994






