Sedum oreganum |
Sedum hispanicum |
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Oregon stonecrop |
orpin d'espagne, Spanish stonecrop |
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Habit | Herbs, perennial, multi-stemmed from base, glabrous. | Herbs, annual, tufted, glabrous or scattered glandular-hairy. | ||||
Stems | rootstocks and decumbent branches, (stout), bearing terminal rosettes. |
erect or ascending, simple or much-branched, (glandular-hairy), not bearing 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. |
spreading or erect, simple, 5–15 cm, (glabrous or with scattered glandular hairs); leaf blades linear to oblong, base not 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. |
alternate, ascending, sessile; blade green, sometimes glaucous, linear to oblong, semiterete or ± laminar, 4–20 × 1–2 mm, base not spurred, not scarious, apex obtuse, (surfaces usually glabrous or, rarely, glandular-hairy). |
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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. |
lax to ± dense cymes, 2–8-flowered or flowers solitary, 2–4-branched; branches not recurved, not forked; bracts similar to leaves, smaller. |
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Pedicels | absent or 0.4–3+ mm. |
to 0.5 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. |
5–9-merous; sepals erect, connate basally, green, broadly triangular, equal, ca. 2 × 1 mm, apex acute, (glandular-pubescent); petals spreading, distinct, white with pinkish midvein, lanceolate, not carinate, 4–5(–7) mm, apex narrowly acuminate; filaments white; anthers dark purple; nectar scales white, spatulate-quadrate. |
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Carpels | erect in fruit, connate basally, light brown or yellow. |
stellate-spreading in fruit, connate basally, white or pale pink. |
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2n | = 24. |
= 40. |
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Sedum oreganum |
Sedum hispanicum |
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Phenology | Flowering spring–summer. | |||||
Habitat | Rocks and waste places | |||||
Elevation | 0-1000 m (0-3300 ft) | |||||
Distribution |
AK; CA; OR; WA; BC
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MA; MI; NY; UT; VT; ON; QC; s Europe; c Europe (Balkan Peninsula, Caucasus region); sw Asia (n Iran, Lebanon, Palestine, Turkey) [Introduced in North America] |
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Discussion | Varieties 2 (2 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Sedum hispanicum has been naturalized in North America since 1880; it is sometimes cultivated. (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. | FNA vol. 8, p. 212. | ||||
Parent taxa | Crassulaceae > Sedum | Crassulaceae > Sedum | ||||
Sibling taxa | ||||||
Subordinate taxa | ||||||
Synonyms | Gormania oregana | |||||
Name authority | Nuttall: in J. Torrey and A. Gray, Fl. N. Amer. 1: 559. (1840) | Linnaeus: Cent. Pl. I, 12. 1755 , | ||||
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