鸦跖花金腰 ya zhi hua jin yao

Chrysosplenium ludlowii H. Hara.

Herbs 1-1.5 cm tall. Rhizomes thick. Sterile branches well developed, arising from leaf axils together with stolons. Stems thick, subcarnose, brown papillose at leaf axils, elsewhere glabrous. Cauline leaves 2 or 3, alternate; petiole 2-2.5 mm, margin brown glandular pilose; leaf blade broadly obovate, 3.6-3.8 × 4.1-4.4 mm, leathery or subcarnose, glabrous, base cuneate, margin 5-crenate. Cyme usually 3-flowered; bracteal leaves with petiole ca. 1 mm, brown papillose at axil, leaf blade ovate to broadly so, 4.1-4.4 × 3-5.3 mm, base cuneate, margin 5-crenate. Flowers sessile, yellow, 4.5-5.2 mm in diam. Sepals orbicular to broadly so, 1.5-1.6 × 1.2-3 mm, glabrous, apex obtuse. Stamens 8, 1.6-2.2 mm, longer than sepals. Ovary semi-inferior, ca. 1.9 mm; styles divergent, ca. 2 mm. Fl. and fr. May-Aug.

* Alpine rock clefts, meadows by water; 3200-4300 m. SW Sichuan, SE Xizang.