Lupinus albifrons Benth., Fabaceae

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Present on Pacific Islands?  no

Primarily a threat at high elevations?  no

Risk assessment results:  Evaluate, score: 5.5 (Go to the risk assessment)

Common name(s): [more details]

English: foothills lupine, silver lupine

Habit:  shrub

Description:  "Rounded, very leafy shrub 1 1/2 to 5 (or 12) feet high, usually with a distinct woody trunk, herbage silky-pubescent, the leaves silvery-silky; leaflets 7-10, oblanceolate, 1/2 to 1 (or 1 1/4) inches long, petioles 1/2 to 1 1/2 inches long; racemes loose or at least not dense, 3 to 12 inches long, the whorls definite or indefinite; flowers 5 to 7 1/2 lines long; pedicels 1 1/2 to 4 lines long; upper calyx-lip broad, cleft, the lower entire or toothed; petals blue, subequal; banner broad, the whitish or yellow spot early changing to red-purple, a little pubescent on middle of back near apex; keel minutely or sparingly ciliate; pods villous, 1 to 1 3/4 inches long, 5 to 9 seeded"  (Hickman, 1993; p. 251).

Habitat/ecology:  "Sandy or dry loam, hillsides and canons, 40 to 4000 (or 6700) feet"  (Hickman, 1993; p. 251).

Propagation:  Seed

Native range:  Southwestern Oregon, California and into northern Baja California (Mexico) (GRIN).

Presence:

Pacific Rim
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
Mexico Mexico	Mexico (United Mexican States)	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)
United States (west coast) United States (west coast states)	USA (Oregon)	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)
United States (west coast) United States (west coast states)	USA (California)	native	Hickman, J. C. (1993) (p. 251)

Additional information:
Additional online information about Lupinus albifrons is available from the Hawaiian Ecosystems at Risk project (HEAR).

Information about Lupinus albifrons as a weed (worldwide references) may be available from the Global Compendium of Weeds (GCW).

Taxonomic information about Lupinus albifrons may be available from the Germplasm Resources Information Network (GRIN).

References:

Hickman, J. C. 1993. The Jepson manual: higher plants of California. U. Cal. Press, Berkeley. 1400 pp.

U. S. Government. 2011. Integrated Taxonomic Information System (ITIS) (on-line resource).

U.S. Dept. Agr., Agr. Res. Serv. 2011. National Genetic Resources Program. Germplasm Resources Information Network (GRIN). Online searchable database.