Sedum debile |
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opposite stonecrop, orpine stonecrop, weak-stem stonecrop |
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Habit | Herbs, perennial, tufted, glabrous. |
Stems | decumbent, branched, bearing erect rosettes. |
Flowering shoots | erect, decumbent, or ascending, simple, 3–12 cm; leaf blades ovate-elliptic, base not spurred; offsets not formed. |
Leaves | opposite and decussate (rarely alternate), ascending, sessile; blade pale green, speckled with pink, sometimes pink or red, glaucous, usually elliptic, oblanceolate, or obovate, sometimes ovate-elliptic, subterete, ± globular, 4.2–7.2 × 2.8–4.3 mm, base not spurred, (clasping), not scarious, apex widely rounded or sometimes weakly emarginate, (surfaces minutely papillose). |
Inflorescences | cymes, 2–7-flowered, 2-branched; branches not recurved, forked; bracts similar to leaves, smaller. |
Pedicels | to 1.2 mm. |
Flowers | 5-merous; sepals erect, connate basally, pale green, glaucous, lanceolate, equal, 2–4.2 × 1.3–2 mm, apex obtuse, (papillose); petals basally erect, distally spreading, connate basally, yellow, elliptic-lanceolate, slightly carinate, 6–9 mm, apex obtuse with mucronate appendage; filaments yellow; anthers yellow, (sometimes compressed and winged); nectar scales yellow, orange-red, or salmon-pink, reniform to square. |
Carpels | erect or ascending in fruit, connate basally, straw colored with purple stripes. |
2n | = 14–18. |
Sedum debile |
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Phenology | Flowering summer. |
Habitat | Open, rocky places |
Elevation | 1500-3500 m [4900-11500 ft] |
Distribution |
ID; MT; NM; NV; OR; UT; WY
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Discussion | The axillary, almost globular, rosettes of Sedum debile are the primary mode of propagation in this species (R. T. Clausen 1975). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 8, p. 211. |
Parent taxa | |
Sibling taxa | |
Synonyms | Gormania debilis |
Name authority | S. Watson: Botany (Fortieth Parallel), 102. (1871) |
Web links |