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FOC | Family List | FOC Vol. 8 | Crassulaceae | Sedum

39. Sedum sagittipetalum Fröderström, Acta Horti Gothob. 15: 15. 1942.

箭瓣景天 jian ban jing tian

Herbs perennial, tufted, glabrous. Primary root present. Rootstock capitate, ± thickened, small. Sterile stems tufted, 0.5-1 cm. Flowering stems erect, 1-2 cm. Leaves crowded; leaf blade bright green to greenish white when dry, 4-6 mm, basal spur obtuse or lobed, apex long acuminate. Cyme 1- or 2-flowered; bracts 2, resembling stem leaves. Flowers unequally 5-7-merous. Sepals oblanceolate to oblong, 4-4.5 mm, base spurless, apex long acuminate. Petals free, yellow when dry, sagittate, 6-6.5 mm, base narrowly clawed, limb subovate, apex narrowly apiculate. Stamens 10-14; antesepalous ones ca. 4 mm; antepetalous ones inserted 2-2.5 mm from petal base. Nectar scales dilated and emarginate at apex. Carpels erect, lanceolate to broadly so; ovules many. Styles very short. Follicles many seeded. Seeds ovoid, ca. 1 mm, smooth, winged at both ends. Fl. Aug, fr. Sep.

* Cliffs in glacial valleys; 4300-4500 m. W Sichuan (Dawu Xian).


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