Lupinus truncatus |
Lupinus luteolus |
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bushy yellow lupine, butter lupine |
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Habit | Plants annual, 3–10 dm. | |
Stems | erect, strigillose. |
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Leaves | cauline; leaflets (5)6–8(9), 8–40 × 4–11 mm, linear to oblanceolate; tips rounded; surfaces abaxially strigose, adaxially glabrate to strigose; petioles 11–64 mm. |
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Inflorescences | (2.5)3.3–10.4(13.5) cm; peduncles 2.7–10.6 cm; pedicels 1–3 mm. |
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Flowers | calyces not spurred; lips unequal; corollas 1–1.4(1.6) cm, usually yellow, rarely pink to bright blue; banners cup type; spot absent. |
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Fruits | (10)12–15 mm, strigose to sericeous. |
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Seeds | (1)2. |
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Lupinus truncatus |
Lupinus luteolus |
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Distribution | ||
Discussion | Meadows, roadsides, openings in forests. Flowering Jun–Aug. 300–1600 m. ECas, Sisk. CA. Native. |
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Source | Flora of Oregon, volume 2, page 703 Paul Severns, Stephen Meyers, Christopher Royce |
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Sibling taxa | ||
Web links |