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Dinghushan | Family List | Papilionaceae | Amorpha

Amorpha fruticosa L.

紫穗槐

Description from Flora of China

Deciduous shrubs, 1-4 m tall. Stems pubescent, glabres­cent. Leaves 10-15 cm; stipules bristlelike; petiole 1-2 cm; leaflets 11-25, ovate to elliptic, 1-4 × 0.6-2 cm, abaxially white puberulent, adaxially glabrous or sparsely pubescent, black glandular-dotted, base broadly cuneate or rounded, apex acute, obtuse, or retuse, with a shortly curved spinose tip. Racemes 1 to many, terminal or subterminal, 7-15 cm, densely pubescent; bracts 3-4 mm. Calyx 2-3 mm; teeth triangular, shorter than tube. Standard purple, obcordate, ca. 6 mm; wings and keel absent. Style puberulent. Legume dark brown, oblong, curved, 6-10 × 2-3 mm, apex beaked, strongly glandular-dotted, 1-seeded. Seed lustrous, reniform, ca. 5 mm, curved upward. Fl. May-Jun, fr. Jul-Sep.

This is a variable species with many synonyms and described varieties in North America. It is regarded as a noxious weed in some parts of the United States.

Sandy banks of ravines, cultivated or escaped. Anhui, Fujian, Gansu, Guangxi, Hebei, Heilongjiang, Henan, Hubei, Jiangsu, Jiangxi, Jilin, Liaoning, Nei Mongol, Ningxia, Qinghai, Shaanxi, Shandong, Shanxi, Sichuan, Xinjiang, Zhejiang [native to North America; widely introduced in N Asia and Europe].

生活型: 灌木

栽培植物: 野生

特征: 灌木;花紫色,

花期: 4

果期: 7

生境: 生于平地路旁

用途: 优良绿肥,又可作饲料,并为沙荒、堤 岸、盐碱地、低湿地和路树、防风林下木的保土、固沙、防风、改 良土壤树种; 茎皮可提取栲胶;枝条可织篮筐、造纸等;果含芳香油,可作调香原料;种子油可作漆、皂、润滑油原料;叶可作农药;蜜源植物

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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Flora of China  
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