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Photo is of parent taxon

Ashland lupine, Mt. Ashland lupine

Photo is of parent taxon

prairie lupine, stemless lupine, Utah lupine, Utah tidy lupine

Habit Herbs 7–12 cm, hairs long-dense, appressed, silvery. Herbs short-lived, 10–25 cm, matted, densely hairy.
Stems

absent.

very short or absent, densely tufted.

Leaves

basal;

leaflet blades 10–20 mm, surfaces with long, dense, silvery-appressed hairs.

basal;

leaflet blades 8–20 mm, surfaces densely hairy.

Racemes

3–8 cm (not including peduncle), slightly exceeding leaves, dense.

(2–)3–6 cm, not exceeding leaves, dense.

Peduncles

(3–)5–7.5 cm;

bracts 5 mm.

0–1.4(–2) cm;

bracts 8–15 mm.

Pedicels

1 mm.

0.4–1.5 mm.

Flowers

in 9–13 whorls, 9–12 mm;

calyx abaxial lobe 2–3 mm, adaxial lobe 5 mm;

corolla blue-violet.

in 2 or 3 whorls, 7–10 mm;

corolla purple or violet, banner patch white, banner not or scarcely recurved, 2.5–3 mm wide, upper keel margins ciliate near tip.

Legumes

7–11 mm, pubescent.

Seeds

2–4.

2n

= 48.

= 48.

Lupinus lepidus var. ashlandensis

Lupinus lepidus var. utahensis

Phenology Flowering Jun–Aug. Flowering Jun–Aug.
Habitat Alpine slopes. Mountain meadows, gravel bars, streambeds, lakeshores, sand or rocks, with sage­brush, lodgepole pine forests and above timberline.
Elevation 2100–2300 m. (6900–7500 ft.) 1500–3500 m. (4900–11500 ft.)
Distribution
from FNA
OR
from FNA
AZ; CA; CO; ID; MT; NM; NV; OR; UT; WY
Discussion

Variety ashlandensis is known only from Mount Ashland in the Siskiyou Mountains of Jackson County.

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

Variety utahensis is widespread in the Rocky and Great Basin mountains from central Idaho and western Montana southward to northwestern New Mexico and northeastern Arizona (Chuska Mountains in Apache County), westward to eastern Oregon, northern Nevada, and eastern Lassen County, California, and disjunct in the White Mountains on the California-Nevada border.

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

Source FNA vol. 11. FNA vol. 11.
Parent taxa Fabaceae > subfam. Faboideae > Lupinus > Lupinus lepidus Fabaceae > subfam. Faboideae > Lupinus > Lupinus lepidus
Sibling taxa
L. lepidus var. aridus, L. lepidus var. confertus, L. lepidus var. culbertsonii, L. lepidus var. cusickii, L. lepidus var. lepidus, L. lepidus var. lobbii, L. lepidus var. ramosus, L. lepidus var. sellulus, L. lepidus var. utahensis
L. lepidus var. aridus, L. lepidus var. ashlandensis, L. lepidus var. confertus, L. lepidus var. culbertsonii, L. lepidus var. cusickii, L. lepidus var. lepidus, L. lepidus var. lobbii, L. lepidus var. ramosus, L. lepidus var. sellulus
Synonyms L. aridus subsp. ashlandensis L. aridus var. utahensis, L. amniculi-cervi, L. caespitosus, L. longivallis, L. psoraleoides
Name authority (B. J. Cox) Isely: Native Natural. Legum. U.S., 705. (1998) (S. Watson) C. L. Hitchcock in C. L. Hitchcock et al.: Vasc. Pl. Pacif. N.W. 3: 315. (1961)
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