黄氏秋海棠 huang shi qiu hai tang

Herbs, rhizomatous. Rhizomes 6-10 cm, 4-5.5 mm in diam.; internodes 3-7 mm. Leaves all basal; stipules mostly persistent, ovate-triangular, 5-8 × 4-6 mm; petiole 8.5-20 cm, hirsute-villous; blade adaxially with white patches between veins, oblique, suborbicular or very broadly ovate, 8-15 × 7-11.5 cm, papery, abaxially densely pilose, adaxially moderately pilose (hairs 1-1.8 mm), basally 6- or 7-veined, tertiary veins percurrent and reticulate, base deeply cordate, margin irregularly denticulate and ciliate, apex acute or shortly acuminate. Inflorescences 6- or 7-flowered; peduncle 4.5-5.6 cm, glabrous; bracts caducous, broadly ovate. Staminate flowers: pedicel 6-10 mm; tepals 4, white or red, outer 2 ovate or broadly so, 8-11 × 7-9 mm, glabrous, inner 2 obovate-oblong, ca. 12 × 6 mm, glabrous; stamens ca. 30; filaments 1-1.5 mm, fused at base, anthers obovoid to oblong, 0.8-1.1 × 0.4-0.5 mm. Pistillate flowers: pedicel 5.5-8 mm; tepals 3; ovary glabrous, 1-loculed with parietal placentation; styles 3, 1.4-2 mm, free, caducous in fruit, stigmas U-shaped. Capsule nodding, ellipsoid, 1-1.1 × ca. 0.8 cm, glabrous, subequally 3-winged; abaxial wing lunate, ca. 3 mm; lateral wings smaller. Fl. Aug-Nov, fr. Oct.

● On rocks in limestone forests; (300-)700-1000 m. Yunnan (Gejiu, Pingbian).