Lupinus uncialis
Gerald D. Carr

Flora of Oregon

Plants annual, subacaulescent, usually forming tufts, 0.1–0.2(0.3) dm.

Stems prostrate to decumbent, sericeous to pilose.

Leaves basal; leaflets 3–5, (3)4–7 × 1–3 mm, oblanceolate, tips rounded to acute, surfaces densely pilose to tomentose; petioles 8–18 mm.

Inflorescences 0.5–1.5 cm; peduncles 0.3–1.5 cm; pedicels 3–6 mm.

Flowers calyces 3–5 mm, not spurred, 2-lipped, equal to unequal; corollas 3–6 mm, white, sometimes blue- or purple-tinged, banners cup type, spot absent.

Fruits 5–9 mm, pubescent.

Seeds 1–2.

Rocky or gravelly areas, sagebrush, juniper forests. Flowering May–Jun. 900–2000 m. BR, Owy. CA, ID, NV. Native.

Photo images

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Herbarium specimens

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