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Photo is of parent taxon

Bingen lupine

Leaves

leaflet blade surfaces ± equally strigulose or sericeous.

Racemes

7–10(–11) cm.

Corollas

usually blue or purplish, rarely white, banner patch none or white.

2n

= 48.

Lupinus sulphureus var. bingenensis

Phenology Flowering Apr–Aug.
Habitat Prairies, sagebrush scrub, open conifer forests.
Elevation 50–3000 m. (200–9800 ft.)
Distribution
from FNA
ID; MT; OR; WA; BC
Discussion

Variety bingenensis is known from east of the Cascades in Oregon (along the Columbia River and in the Blue Mountains) and Washington, in south-central British Columbia from north of Obsidian and slightly eastward to the Webber Creek area (Olalla to Quilenchena), and eastward to Idaho and Montana. It is of conservation concern in British Columbia.

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

Source FNA vol. 11.
Parent taxa Fabaceae > subfam. Faboideae > Lupinus > Lupinus sulphureus
Sibling taxa
L. sulphureus var. sulphureus
Synonyms L. bingenensis, L. bingenensis var. albus, L. bingenensis var. dubius, L. bingenensis var. roseus, L. bingenensis var. subsaccatus, L. leucopsis var. bingenensis, L. leucopsis var. dubius, L. leucopsis var. hendersonianus, L. leucopsis var. mollis, L. leucopsis var. shermanensis, L. mollis, L. ostiofluminis, L. sericeus var. egglestonianus, L. sulphureus subsp. subsaccatus, L. sulphureus var. subsaccatus
Name authority (Suksdorf) Gandhi & Vincent: Phytoneuron 2019-41: 2. (2019)
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