Sedum oreganum |
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Oregon stonecrop |
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Habit | Herbs, perennial, multi-stemmed from base, glabrous. | ||||
Stems | rootstocks and decumbent branches, (stout), bearing terminal rosettes. |
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Flowering shoots | erect, simple or branched, 8–13 cm; leaf blades spatulate or cuneate, base short-spurred; offsets not formed. |
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Leaves | alternate, spreading, sessile; blade lustrous light green, not glaucous, spatulate or cuneate, laminar (thickest near apex), 7–12 × 4.4–9 mm, base short-spurred, not scarious, apex broadly rounded or truncate. |
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Inflorescences | dense corymbs, 5–10-flowered, 3-branched; branches spreading to erect, primary branch dichotomously forked; bracts spatulate or oblanceolate, 5–8 mm, base spurred. |
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Pedicels | absent or 0.4–3+ mm. |
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Flowers | 5-merous; sepals erect, connate basally, green, ovate-lanceolate, equal, ca. 3.5 × 2 mm, apex acuminate or acute; petals erect or erect basally and divergent distally, connate basally, yellow, narrowly lanceolate, carinate, ca. 10.5 mm, apex aristate; filaments yellowish or greenish; anthers yellow; nectar scales yellow, subquadrate to spatulate or oblong. |
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Carpels | erect in fruit, connate basally, light brown or yellow. |
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2n | = 24. |
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Sedum oreganum |
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Distribution |
AK; CA; OR; WA; BC
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Discussion | Varieties 2 (2 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Key |
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Source | FNA vol. 8, p. 221. | ||||
Parent taxa | Crassulaceae > Sedum | ||||
Sibling taxa | |||||
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Synonyms | Gormania oregana | ||||
Name authority | Nuttall: in J. Torrey and A. Gray, Fl. N. Amer. 1: 559. (1840) | ||||
Web links |