Sedum spathulifolium |
Sedum oreganum |
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broad-leaf stonecrop, Pacific stonecrop, spatula-leaf stonecrop |
Oregon stonecrop |
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Habit | Herbs, perennial, mat-forming, glabrous. | Herbs, perennial, multi-stemmed from base, glabrous. | ||||||||
Stems | rhizomatous, procumbent or creeping, much-branched, bearing terminal rosettes. |
rootstocks and decumbent branches, (stout), bearing terminal rosettes. |
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Flowering shoots | erect, simple, 3–14 cm; leaf blades spatulate-oblong or elliptic-oblong, base not spurred; offsets not formed. |
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, petiolate; blade green, often glaucous or pruinose, spatulate, terete to laminar, 7–19 × 4.5–10 mm, base not spurred, not scarious, apex rounded or truncate, submucronate, (surfaces papillose marginally). |
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 | cymes, ca. 30-flowered, ca. 3-branched; branches not recurved, forked; bracts oblong-spatulate or linear, ca. 3 cm, base not spurred. |
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 | 2–8 mm. |
absent or 0.4–3+ mm. |
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Flowers | 5-merous; sepals spreading to erect, connate basally, green or yellow-green, glaucous or pruinose, lanceolate, linear-lanceolate, oblong-ovate, or obovate, equal, ca. 2.5 × 1.5 mm, apex acute or obtuse; petals widely spreading from short, erect base, distinct or slightly connate basally, yellow, linear to oblanceolate, not carinate, 4.5–9 mm, apex acute; filaments yellow; anthers yellow; nectar scales yellow, reniform or nearly square. |
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 | divergent in fruit, connate basally, brown. |
erect in fruit, connate basally, light brown or yellow. |
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2n | = 30. |
= 24. |
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Sedum spathulifolium |
Sedum oreganum |
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Distribution |
CA; OR; WA; BC
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AK; CA; OR; WA; BC
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Discussion | Varieties 2 (2 in the flora). The mature carpels of Sedum spathulifolium have five ribs and prominent lips along the adaxial suture. The flowers are sweetly fragrant. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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. 222. | FNA vol. 8, p. 221. | ||||||||
Parent taxa | Crassulaceae > Sedum | Crassulaceae > Sedum | ||||||||
Sibling taxa | ||||||||||
Subordinate taxa | ||||||||||
Synonyms | Gormania oregana | |||||||||
Name authority | Hooker: Fl. Bor.-Amer. 1: 227. (1832) | Nuttall: in J. Torrey and A. Gray, Fl. N. Amer. 1: 559. (1840) | ||||||||
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