21. Bauhinia chalcophylla L. Chen, J. Arnold Arbor. 19: 130. 1938.
多花羊蹄甲 duo hua yang ti jia
Bauhinia euryantha L. Chen.
Lianas, woody. Young branches angulate, densely pubescent with brownish hairs; tendrils solitary or in pairs, pubescent. Stipules caducous, triangular-crescent-shaped; petiole 2-5.5 cm, pubescent; leaf blade broadly ovate or suborbicular, 8-11.5 × 6-11 cm, subleathery, abaxially brownish pubescent, adaxially thinly pubescent, primary veins 9-11, veins slightly convex abaxially, base cordate, apex bifid to 1/4-1/3; lobes acute, acuminate, or obtuse, margin slightly sinuous. Inflorescences racemose-corymbose, usually 3, terminal, many flowered; bracts and bracteoles linear, 3-4 mm, pubescent; bracteoles inserted at middle of pedicels. Pedicel 2-2.8 cm, densely pubescent. Receptacle cylindric, ca. 5 mm; calyx lobes reflexed at anthesis, ovate, ca. 10 × 3-5 mm, outside brownish pubescent. Petals white or light yellowish, spatulate, abaxially pubescent with rusty hairs on midvein, clawed, margin crisped. Fertile stamens 3; filaments to 3 cm, slender, glabrous; anthers red. Staminodes 5-7, 4-7 mm. Ovary stalked, glabrous; style 10-15 mm, slender, glabrous; stigma capitate. Legume oblong, compressed, ca. 15 × 4 cm; valves woody. Seeds 5-7, elliptic, compressed. Fl. Jun-Jul, fr. Jul-Sep.
● Open forests along rivers and streams; 800-1000 m. Yunnan.