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inch high lupine

Habit 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.

Lupinus truncatus

Lupinus uncialis

Distribution
[WildflowerSearch map]
[BONAP county map]
[WildflowerSearch map]
[BONAP county map]
Discussion

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

Source Flora of Oregon, volume 2, page 706
Paul Severns, Stephen Meyers, Christopher Royce
Sibling taxa
L. affinis, L. albicaulis, L. albifrons, L. arboreus, L. arbustus, L. arbustus x Lupinus oreganus, L. arbustus x Lupinus sericeus, L. argenteus, L. bicolor, L. brevicaulis, L. breweri, L. latifolius, L. lepidus, L. leucophyllus, L. leucophyllus x Lupinus sericeus, L. littoralis, L. luteolus, L. microcarpus, L. nevadensis, L. onustus, L. oreganus, L. polyphyllus, L. pusillus, L. rivularis, L. sabinianus, L. sericeus, L. sulphureus, L. tracyi, L. uncialis
L. affinis, L. albicaulis, L. albifrons, L. arboreus, L. arbustus, L. arbustus x Lupinus oreganus, L. arbustus x Lupinus sericeus, L. argenteus, L. bicolor, L. brevicaulis, L. breweri, L. latifolius, L. lepidus, L. leucophyllus, L. leucophyllus x Lupinus sericeus, L. littoralis, L. luteolus, L. microcarpus, L. nevadensis, L. onustus, L. oreganus, L. polyphyllus, L. pusillus, L. rivularis, L. sabinianus, L. sericeus, L. sulphureus, L. tracyi
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