数据列表:
密子豆 : 植物 | eFloras | 来源:http://www.efloras.org/
密子豆 : 植物 | 中国植物物种信息 | 来源:http://www.plants.csdb.cn/
密子豆 : 植物 | 中国植物物种信息-云南植物志 | 来源:http://www.plants.csdb.cn/
密子豆 : 植物 | 中国种子植物 | 来源:中国种子植物光盘

Efloras
所属科:Fabaceae
父拉丁名:Pycnospora
分类等级:种

Pycnospora lutescens

密子豆
Accepted Name
原始页面连接:www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=200012301
出处:Flora of China
所在卷:FOC Vol. 10
1. Pycnospora lutescens (Poiret) Schindler, J. Bot. 64: 145. 1926.

密子豆 mi zi dou

Hedysarum lutescens Poiret in Lamarck, Encycl. 6: 417. 1805; Desmodium lutescens (Poiret) Candolle; D. viride Vogel; Phaca trifoliata Linnaeus, nom. utique rej.; Pycnospora hedy­saroides R. Brown ex Wight & Arnott; P. nervosa Wight & Ar­nott.

Plants 15-60 cm tall. Stem erect or procumbent, branched from base of stem. Branchlets gray pubescent. Petiole ca. 1 cm, gray pubescent; terminal leaflet blade obovate or obovate-oblong, 1.2-3.5 × 1-2.5 cm, lateral veins 4-7 on each side of midvein, distinctly reticulate veined, both surfaces densely appressed pubescent, base cuneate or slightly cordate, apex rounded or emarginate; lateral leaflets often smaller or some­times absent. Racemes 3-6 cm, 2-flowered at each node. Pedi­cel 2-4 mm, gray pubescent. Calyx ca. 2 mm; lobes narrowly triangular, pubescent. Corolla ca. 4 mm. Ovary pubescent. Leg­ume black when mature, 6-10 mm, turgid, transversely veined, slightly hairy, lower suture distinctly prominent, along upper suture dehiscent. Seeds reniform-elliptic, ca. 2 mm. Fl. and fr. Aug-Sep.

Grassy slopes on mountains, plains; sea level to 1300 m. ?Fujian, Guangdong, Guangxi, SW Guizhou, Hainan, S Jiangxi, Taiwan, Yunnan [Cambodia, India, Indonesia, Laos, Myanmar, New Guinea, Philippines, Thailand, Vietnam; E Australia].

This species is planted for soil conservation and green manure.