26. Begonia cirrosa L. B. Smith & Wasshausen, Phytologia. 52: 442. 1983.
卷毛秋海棠 juan mao qiu hai tang
Begonia crispula T. T. Yü, Notes Roy. Bot. Gard. Edinburgh 21: 38. 1951, not Brade (1950).
Herbs, rhizomatous. Rhizomes elongate, 8-15 mm in diam. Leaves all basal; stipules pubescent; petiole 9-12 cm, densely villous; blade abaxially pale green or reddish, obliquely broadly ovate to suborbicular, 6-18 × 6-15 cm, papery, abaxially pilose or hirsute-pilose, more densely so on veins, adaxially setose-pilose, basally 5-7-veined, tertiary veins weakly percurrent, base oblique, deeply cordate, margin denticulate, apex shortly caudate. Inflorescences with 8-12 flowers in a dichasial cyme; peduncle 15-24 cm, villous; pedicel 3-3.5 cm, red hirsute-hispid; bracts oblong to ovate-lanceolate, 4-8 mm, abaxially pubescent, margin ciliate, apex obtuse to acuminate. Staminate flowers: tepals 4, outer 2 broadly ovate to oblate, 7-17 × 5-22 mm, inner 2 oblong, 4-14 × 2-9 mm; stamens 30-40; filaments nearly free; anthers oblong-obovoid, 1-1.5 mm. Pistillate flowers: tepals 3, outer 2 broadly ovate, 6-14 × 5-18 mm, inner 1 oblong or obovate, 5-8 × 4-6 mm; ovary oblong, red hispid-hirsute, 1-loculed with parietal placentae; styles 3. Capsule nodding, oblong to ellipsoid, 1-2 cm, unequally 3-winged, larger one lunate, 4-7 mm. Fl. Mar-Apr, fr. Apr.
● Limestone forests; on rocks in shaded environments; ca. 1000 m. Guangxi (Jingxi, Napo), Yunnan (Funing).