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Brewer's lupine

Habit Plants perennial, cushion or mat-forming, 0.2–1.5 dm.
Stems

usually prostrate; woody, pubescent.

Leaves

cauline;

leaflets 5–10, 4–15 × 2–5 mm, usually linear-elliptic, rarely oblanceolate, often silvery;

tips rounded to acute;

surfaces tomentose;

petioles 9–25 mm.

Inflorescences

0.8–2(3) cm;

peduncles 1–6 cm;

pedicels (1.5)3–4 mm.

Flowers

calyces 4–6.5 mm, not spurred;

lips subequal;

corollas 4–11 mm, violet to blue;

banners cup type; spot white or yellow.

Fruits

8–20 mm, villous to tomentose.

Seeds

2–5.

Lupinus truncatus

Lupinus breweri

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

Meadows, open forests. Flowering Jul. 1200–2300 m. Sisk. CA, NV. 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. brevicaulis, 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
Synonyms Lupinus breweri var. breweri
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