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Photo is of parent taxon
Photo is of parent taxon

interior bush lupine

Habit Herbs or subshrubs, herbaceous toward base, 2–5 dm, usually silver-hairy. Subshrubs, woody toward base, 1–2(–3) dm, silver-hairy.
Leaves

silver-hairy;

petiole 4–15 cm.

silvery-hairy;

petiole 5–12 cm.

Racemes

14–40 cm.

6–12 cm.

Inflorescence

bracts 8–9 mm.

bracts 8–9 mm.

Flowers

14–18 mm.

14–18 mm.

Lupinus albifrons var. austromontanus

Lupinus albifrons var. johnstonii

Phenology Flowering May–Jul. Flowering May–Jul.
Habitat Dry slopes, upper chaparral and yellow pine forests. Dry slopes under pines.
Elevation 1000–3000 m. (3300–9800 ft.) 1500–2500 m. (4900–8200 ft.)
Distribution
from FNA
CA; Mexico (n Baja California)
from FNA
CA
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 johnstonii is known from the San Bernardino and San Gabriel mountains.

(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. douglasii, L. albifrons var. hallii, L. albifrons var. medius
Synonyms L. austromontanus, L. excubitus subsp. austromontanus, L. excubitus var. austromontanus L. excubitus var. johnstonii
Name authority Jepson: Fl. Calif. 2: 252. (1936) (C. P. Smith) Jepson: Fl. Calif. 2: 252. (1936)
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