粗硬毛山蚂蝗
| 粗硬毛山蚂蝗 |
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中文学名:粗硬毛山蚂蝗 拉丁学名:Desmodium hispidum Franch. 界:植物界 门:被子植物门 纲:双子叶植物纲 目:蔷薇目 科:豆科 属:山蚂蝗属 |
粗硬毛山蚂蝗(cū yìng máo shān mǎ huáng)，是豆科山蚂蝗属植物。多年生草本植物。Shrubs or subshrubs, erect, 0.5-1 m tall. Stems striate; branches densely yellowish villous; old branches purple, gla-brous. Leaves 3-foliolate; stipules ovate or narrowly triangular-ovate, 10-15 × 3-4 mm; petiole 1-2 cm, densely yellowish vil-lous; petiolules 4-6 mm; leaflets papery; 产于海拔700-2500米，分布于贵州、四川、云南等地。
目录
形态特征
Shrubs or subshrubs, erect, 0.5-1 m tall. Stems striate; branches densely yellowish villous; old branches purple, gla-brous. Leaves 3-foliolate;
stipules ovate or narrowly triangular-ovate, 10-15 × 3-4 mm; petiole 1-2 cm, densely yellowish vil-lous; petiolules 4-6 mm; leaflets papery;
terminal leaflet ovate to elliptic, 5-17 × 3-8 cm, abaxially yellowish villous, adax-ially densely hispid, glabrescent, lateral veins 8-11 on each side of midvein, reaching margin, margin entire, midvein and lateral veins prominent on both surfaces.
Inflorescences densely yel-lowish villous, paniculate when terminal, fasciculate with (1 or)2-4 racemes or sometimes panicles at axils, 8-25 cm; pri-mary bracts narrowly triangular-ovate, 4-5 × ca. 1 mm at base; secondary bracts 1.5-2.5 mm.
Pedicel 4-5 mm, deflexed after flowering; bracteoles absent. Flowers 2-8 per node, fasciculate, opening almost at same time. Calyx 3-4 mm, outside densely yellowish villous, 4-lobed;
lobes lanceolate, subequal. Corolla white, pale yellow, or greenish white, 4-5 mm; standard elliptic to broadly elliptic, without auricles, claw ca. 1 mm; wings ellip-tic, claw ca. 1 mm;
keel ca. 4 mm, auriculate, claw ca. 1 mm. Androecium diadelphous. Legume sessile, 1.2-1.8 cm, with dense hooked hairs, plicate when young, straight when mature, 4-7-jointed, both sutures undulate; articles elliptic, 2.5-3 × ca. 1.5 mm. Seeds elliptic. Fl. and fr. Sep-Dec.
产地生境
700-2400 m. Guizhou, Sichuan, Yunnan [India, Myanmar].[1]
标本鉴定信息
学名 Desmodium hispidum Franch. 中文名 毛枝山蚂蝗 鉴定人 高信芬 鉴定时间 20000201
采集信息
采集人 云南省林业学校 采集号 85577 采集时间 采集地 中国 云南省 海拔 0 生境 习性 物候期 有花无果