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Dinghushan | Family List | Begoniaceae | Begonia

Begonia pedatifida Levl.

掌裂叶秋海棠

Description from Flora of China

Begonia pedatifida var. kewensis H. Léveillé.

Herbs. Rhizomes elongate, to 2.8 cm in diam. Leaves all basal or sometimes with 1 cauline leaf; stipules caducous, ovate, ca. 10 × 8 mm, membranous, apex acute; petiole 10-55 cm, densely or sparsely villous; blade oblate-orbicular to broadly ovate, 10-40 cm, abaxially hispidulous, adaxially sparsely hispidulous, venation palmate, 6- or 7-veined, base cordate, margin remotely serrulate, distinctly divided to 2/3 of leaf length; lobes (4 or)5 or 6, apex acuminate; lobules present. Inflorescences 5-16 cm tall, sparsely to densely villous; bracts caducous. Staminate flowers: pedicel 1-3.3 cm; tepals 4, white to pinkish, outer 2 broadly ovate, 1.7-2.5 × 1.2-1.8 cm, abaxially pilose, inner 2 oblong, 14-18 × 7-10 mm; stamens 80-200; filaments 1.2-4.9 mm; anthers obovoid-oblong, 1-2.5 mm, apex emarginate or obtuse. Pistillate flowers: pedicel 1-2.5 cm; tepals 5, white to pink, unequal, largest broadly ovate, 1.8-2 × ca. 1 cm, glabrous or abaxially pilose, smallest oblong, 0.9-1.6 cm × 5-8 mm; ovary glabrous or pilose, 2-loculed; placentae axile, bilamellate, styles 2, 4.2-5.5 mm, free; stigmas 2-cleft, spiraled. Capsule nodding, obovoid, ca. 1.5 × 1 cm, unequally 3-winged; abaxial wing triangular or falcate, 1.2-2.4 cm; lateral wings triangular, 4-10 mm. Fl. Jan-Jul, fr. Oct.

● Broad-leaved forests, shaded moist environments; 300-1700 m. Guizhou, Hubei, Hunan, Sichuan.

生活型: 草本

栽培植物: 野生

特征: 多年生草本;

生境: 见于砚坑、石壁上阴湿处

用途: 根状茎药用,散血消肿

门中名: 种子植物门

亚门中名: 被子植物亚门

纲中名: 双子叶植物纲


 

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