资料库编号: Database ID: |
MY-10519 |
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中文名称: Chinese Name: |
黄瓣秋海棠 |
学名: Scientific Name: | Begonia xanthina [找同属植物] |
学名2: Syn. Scientific Name: | Begonia poecila K.Koch |
植物科名: Family Name: | 秋海棠科 Begoniaceae [找同科植物] |
生长习性: Living Behavior | 多年生草本 |
图片花色: | 黄_yellow |
生长环境: Living Environment: | 拍摄于新加坡 |
原产地: | 中国、印度 |
输入时间: Input Time: | 201809 |
Remarks: Flora of China: Herbs, to 40 cm tall. Rhizomes elongate. Leaves basal; stipules caducous, ovate to narrowly triangular, margin entire, apex acuminate to cuspidate; petiole 15-23 cm, subglabrous to sparsely pilose; blade broadly ovate, asymmetric, 17-26 × 15-22 cm, abaxially subglabrous or remotely pilose, adaxially glabrous, venation palmate, base oblique, cordate, margin remotely and finely serrulate, apex acute. Inflorescences glabrous; bracts ovate, to 2.3 × 1.8 cm, glabrous, margin entire, apex acute. Staminate flowers: pedicel 1.5-2 cm; tepals 4, yellow, glabrous, outer 2 elliptic, 2.1-2.2 × 1.2-1.3 cm, inner 2 narrowly obovate, ca. 2 × 0.9-1 cm; stamens numerous; filaments fused to halfway; anthers oblong, apex acute. Pistillate flowers: tepals 5, yellow, glabrous, unequal, obovate to oblong, largest 1.5-2.2 × 1.4-1.6 cm, smallest 1.2-1.6 × 0.8-1.3 cm; ovary glabrous, 2-loculed; placentae axile, bilamellate; styles 2; stigmas 2-cleft, spiraled. Capsule nodding, unequally 3-winged; abaxial wing falcate, ca. 1.7 cm; lateral wings smaller. Fl. Sep-Oct, fr. Nov | |
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1-10519a | |
2-10519b | |
3-10519c | |
4-10519d | |
5-10519e |