The green links below add additional plants to the comparison table. Blue links lead to other Web sites.
enable glossary links
Photo is of parent taxon

rusty lupine

Photo is of parent taxon
Racemes

2–11 cm, equal to or longer than foliage.

2–11 cm, equal to or longer than foliage.

Peduncles

usually 1–3.5 cm.

usually 1–3.5 cm.

Pedicels

strigose.

glabrous.

Flowers

7–12 mm, relatively large;

calyx tube strigose.

7–12 mm, relative large;

calyx tube glabrous.

2n

= 48.

Lupinus pusillus var. pusillus

Lupinus pusillus var. rubens

Phenology Flowering spring–early sum­mer. Flowering spring–early summer.
Habitat Open, sandy areas. Open, sandy areas.
Elevation 800–2100 m. (2600–6900 ft.) 700–1800 m. (2300–5900 ft.)
Distribution
from FNA
AZ; CO; KS; MT; NE; NM; OK; UT; WY; AB; SK
[BONAP county map]
from FNA
AZ; NV; UT
[BONAP county map]
Discussion

In Arizona, var. pusillus is known across the northern part of the state where it may be locally common.

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

Source FNA vol. 11. FNA vol. 11.
Parent taxa Fabaceae > subfam. Faboideae > Lupinus > Lupinus pusillus Fabaceae > subfam. Faboideae > Lupinus > Lupinus pusillus
Sibling taxa
L. pusillus var. intermontanus, L. pusillus var. rubens
L. pusillus var. intermontanus, L. pusillus var. pusillus
Synonyms L. rubens, L. odoratus var. rubens, L. pusillus subsp. rubens
Name authority unknown (Rydberg) S. L. Welsh: Great Basin Naturalist 38: 331. (1978)
Web links