40. Sedum trullipetalum J. D. Hooker & Thomson, J. Proc. Linn. Soc., Bot. 2: 102. 1858.
镘瓣景天 man ban jing tian
Herbs perennial, glabrous. Sterile stems densely tufted, 1-4 mm. Flowering stems simple or branched from base, 2.8-8 cm. Leaf blade suboblong to narrowly triangular, 3-10 mm, base broad, 3-lobed spurred or spurless, apex acuminate. Cyme corymbiform, dense. Flowers subsessile, unequally 5-merous. Sepals suboblong to narrowly ovate, 4-6.5 mm, base spurless, apex acuminate. Petals free, yellow, trullate, 6-10 mm, base narrowly clawed, limb broadly ovate to ovate-lanceolate, apex mucronate. Stamens 10; antesepalous ones 4.5-5.5 mm; antepetalous ones inserted on petal claw, shorter than petal limb. Nectar scales oblong, apex emarginate. Carpels erect, linear, 5-9 mm, base connate for ca. 2.5 mm; ovules many. Styles long. Seeds oblong, ca. 0.6 mm, minutely mammillate. Fl. Aug-Oct, fr. Oct-Nov.
Grassy meadows on alpine summits, grasslands, rocks, rock crevices, dry places; 2700-4400 m. W Sichuan, NE and S Xizang, NW Yunnan [Nepal, Sikkim].
