Pacific Island Ecosystems at Risk (PIER)

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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: foothill 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); also cultivated (GRIN).


Pacific Rim
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Mexico (United Mexican States) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Northern Baja California
United States (west coast)
United States (west coast states)
USA (Oregon) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
United States (west coast)
United States (west coast states)
USA (California) native
Hickman, J. C. (1993) (p. 251)

Control:  If you know of control methods for Lupinus albifrons, please let us know.

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This page was created on 8 DEC 2009 and was last updated on 19 MAY 2013.