Flora of North America species comparison

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Lupinus albifrons var. austromontanus

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

mountain springs bush lupine
Habit Herbs or subshrubs, herbaceous toward base, 2–5 dm, usually silver-hairy. Subshrubs, 3–7 dm, silver-tomentose.
Leaves

silver-hairy;

petiole 4–15 cm.

silver-tomentose;

petiole to 12 cm.
Racemes

14–40 cm.

3–14 cm.
Inflorescence

bracts 8–9 mm.

bracts 8–9 mm.
Flowers

14–18 mm.

(10–)11–13 mm.

Lupinus albifrons var. austromontanus

Lupinus albifrons var. medius
Phenology Flowering May–Jul. Flowering Mar–Apr.
Habitat Dry slopes, upper chaparral and yellow pine forests. Creosote bush scrub, washes.
Elevation 1000–3000 m. (3300–9800 ft.) 200–2000 m. (700–6600 ft.)
Distribution
from FNA
CA; Mexico (n Baja California)
from FNA
CA; Mexico (Baja California)
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 medius is known from the Sonoran Desert in eastern San Diego and western Imperial counties southward to northern Baja California.

(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. johnstonii
Synonyms L. austromontanus, L. excubitus subsp. austromontanus, L. excubitus var. austromontanus L. excubitus subsp. medius, L. excubitus var. medius, L. grayi var. medius
Name authority Jepson: Fl. Calif. 2: 252. (1936) Jepson: Fl. Calif. 2: 252. (1936)
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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