Flora of North America species comparison

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Lupinus albifrons var. austromontanus

Lupinus albifrons var. douglasii
Photo is of parent taxon
Photo is of parent taxon

Douglas' silver bush lupine, Douglas' silver lupine
Habit Herbs or subshrubs, herbaceous toward base, 2–5 dm, usually silver-hairy. Shrubs, 10–20 dm, usually silver-silky.
Leaves

silver-hairy;

petiole 4–15 cm.

silver-silky;

petiole 1–4 cm.
Racemes

14–40 cm.

10–15 cm.
Inflorescence

bracts 8–9 mm.

bracts 10–24 mm.
Flowers

14–18 mm.

10–14 mm.

Lupinus albifrons var. austromontanus

Lupinus albifrons var. douglasii
Phenology Flowering May–Jul. Flowering Mar–Jun.
Habitat Dry slopes, upper chaparral and yellow pine forests. Coastal scrub, chaparral, open wood­land.
Elevation 1000–3000 m. (3300–9800 ft.) 0–500 m. (0–1600 ft.)
Distribution
from FNA
CA; Mexico (n Baja California)
from FNA
CA
[BONAP county map]
Discussion

Variety austromontanus is known from the Tehachapi Mountains southward to northern Baja California.

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

Variety douglasii is known from the San Francisco Bay region, the Central Coast, and the northern Channel Islands.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 11. FNA vol. 11.
Parent taxa Fabaceae > subfam. Faboideae > Lupinus > Lupinus albifrons Fabaceae > subfam. Faboideae > Lupinus > Lupinus albifrons
Sibling taxa
L. albifrons var. abramsii, L. albifrons var. albifrons, L. albifrons var. collinus, L. albifrons var. douglasii, L. albifrons var. hallii, L. albifrons var. johnstonii, L. albifrons var. medius
L. albifrons var. abramsii, L. albifrons var. albifrons, L. albifrons var. austromontanus, L. albifrons var. collinus, L. albifrons var. hallii, L. albifrons var. johnstonii, L. albifrons var. medius
Synonyms L. austromontanus, L. excubitus subsp. austromontanus, L. excubitus var. austromontanus L. douglasii, L. fallax
Name authority Jepson: Fl. Calif. 2: 252. (1936) (J. Agardh) C. P. Smith in W. L. Jepson: Man. Fl. Pl. Calif., 531. (1925)
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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