Flora of North America species comparison

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Lupinus littoralis var. littoralis

Lupinus littoralis var. variicolor
Photo is of parent taxon

seashore lupine
Photo is of parent taxon
Habit Herbs or subshrubs spreading-villous, especially at nodes; roots bright yellow. Herbs or subshrubs usually densely appressed- or spreading-silver-hairy; roots not yellow.
Stems

to 3 dm.

2–5 dm.
Leaves

stipules 8–16 mm;

petiole 3–5 cm, petiole less than 2 times as long as leaflet blades;

leaflets 5–9.

stipules 7–8 mm;

petiole 4–10 cm, 2 times as long as leaflet blades;

leaflets 6–9.
Flowers

10–13 mm;

corolla blue to lilac, banner patch whitish.

11–16 mm;

corolla white, yellow, rose, or purple (often on same plant), banner patch absent.
Legumes

3–4 cm.

3–4 cm.
Seeds

9–14.

7–9.
2n

= 48.

= 48.

Lupinus littoralis var. littoralis

Lupinus littoralis var. variicolor
Phenology Flowering May–Aug. Flowering Apr–Jul.
Habitat Coastal terraces, dunes, beaches. Coastal terraces, beaches.
Elevation 0–100 m. (0–300 ft.) 0–400 m. (0–1300 ft.)
Distribution
from FNA
CA; OR; WA; BC
from FNA
CA
Discussion

Variety littoralis is known from British Columbia to Mendocino County in northern California.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Variety variicolor ranges from Sonoma County southward to San Luis Obispo County; it is one of the host plants to the endangered Mission Blue butterfly.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 11. FNA vol. 11.
Parent taxa Fabaceae > subfam. Faboideae > Lupinus > Lupinus littoralis Fabaceae > subfam. Faboideae > Lupinus > Lupinus littoralis
Sibling taxa
L. littoralis var. variicolor
L. littoralis var. littoralis
Synonyms L. variicolor, L. franciscanus, L. micheneri
Name authority unknown (Steudel) Isely: Native Natural. Legum. U.S., 711. (1998)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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