梯脉紫金牛 ti mai zi jin niu

Subshrubs stoloniferous, to 50 cm tall. Stems decumbent, somewhat angular, 3-4 mm in diam., densely reddish stramineous long villous-tomentose. Leaves clustered at stem apex; petiole marginate, 1-4 cm, densely blackish or rusty tomentose or villous; leaf blade obovate or oblanceolate, 20-30 × 7-8 cm, papery, sparsely raised punctate near margin and apex, glabrous adaxially, sparsely and minutely puberulent abaxially, densely hispid-villous and rusty crisped hairy along midrib, base obtuse, margin serrulate with apiculate teeth, apex acute or subacuminate; lateral veins 25 or more on each side of midrib, marginal vein present. Inflorescences axillary, compound umbellate, ca. 3 cm, villous; umbels ca. 7-flowered. Flowers ca. 4 mm. Pedicel ca. 1.5 cm. Sepals triangular-ovate, ca. 1.5 mm, rusty puberulent, not punctate, margin minutely ciliate, apex acute. Petals ovate or oblong-ovate, glabrous, punctate, apex acute. Stamens shorter than petals; anthers ovate, not punctate dorsally, apex acute or submucronate. Ovary hairy. Fruit red or blackish, globose, 5-7 mm in diam., not punctate, minutely puberulent or glabrous. Fr. Feb-Apr.

* Broad-leaved forests, valleys, dark and moist places; 1100-1600 m. S Yunnan