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Lupinus brevicaulis

sand lupine, short-stemmed lupine

Habit Plants annual, acaulescent, 0.5–1 dm.
Leaves

basal;

leaflets 5–7(9), 8–16 × 3–7 mm, broadly oblanceolate to obovate;

tips rounded to acute;

surfaces abaxially pilose, adaxially glabrate;

petioles 16–60(80) mm.

Inflorescences

0.8–2(3) cm;

peduncles 1–6 cm;

pedicels 0.2–1.3 mm.

Flowers

calyces 5–9(10) mm, not spurred;

lips unequal;

corollas 3–8 mm, blue;

banners cup type; spot white or yellow.

Fruits

7–12 mm, villous.

Seeds

2–3(4).

Lupinus truncatus

Lupinus brevicaulis

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

Sandy or gravelly areas. Flowering Apr–Jul. 600–1900 m. BR, BW, Owy, Sisk. CA, NV; east to WY, southeast to NM, south to Mexico. Native.

Source Flora of Oregon, volume 2, page 700
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. 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
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