Begonia asperifolia - Rough-Leaf Begonia

Rough-Leaf Begonia is a deciduous herb with leaves 1(or 2), basal, occasionally with short stem; stipules falling off; leaf-stalk 15-23 cm, blade broadly ovate, asymmetric, 15-20 x 11-18 cm, below velvet-hairy or rusty woolly, above sparsely velvet-hairy or densely bristly, venation palmate, 6-8-veined, base slightly oblique, heart-shaped, margin irregularly minutely toothed, undivided or very shallowly lobed. Flowers are borne at branch-ends, in racemes, 12-25 cm tall, nearly hairless. male flowers have flower-stalk 1-1.5 cm; tepals 4, pink, hairless, outer 2 nearly round, 1.1-1.3 x 1-1.2 cm, inner 2 oblong to ovate-oblong, 8-10 x 5-7 mm; stamens numerous; filaments free; anthers oblong. Female flowers have flower-stalk 2-2.5 cm; tepals 5, pink, unequal, obovate to nearly round, 5-11 x 3-9 mm, hairless; ovary elliptic, about 7 x 5 mm, hairless, 3-loculed; styles 3, free; stigmas U-shaped, slightly spiraled. Capsules are drooping, oblong to obovoid-oblong, unequally 3-winged; lower wing triangular or obliquely so, 1.2-1.4 cm; lateral wings 3-4 mm, rarely absent or reduced to very narrow lamellae. Rough-Leaf Begonia is found in South-Central China and Arunachal Pradesh. Flowering: August-October.