《中国植物志》|| 豆科 LEGUMINOSAE ||菜豆亚族 Subtrib. Phaseolinae Benth. ||镰扁豆属 Dolichos Linn.

69. 镰扁豆属 Dolichos Linn.
Linn. Sp. Pl. 725. 1753. (nom. cons.); Hutch. Gen. Fl. Pl. 1: 441. 1964; Verdc. in Taxon 17: 170. 1968. et in, Gillett et al. Fl. Trop. E. Afr. Legum. Pap. (2): 674. 1971; Tateishi et Ohashi in Bull. Nat. Sci. Mus. B (Tokyo) 3:71. 1977.
攀援、匍匐或直立草本，或灌木。根茎大而木质。羽状复叶具3小叶或近指状复叶，或具单小叶，常在开花时始发叶；有托叶及小托叶。花排成腋生或顶生的总状花序或伞形花序；花萼具5齿，上方2枚裂齿有时合生；花冠黄色或紫色；旗瓣近圆形，通常具耳及附属体；翼瓣倒卵形或长圆形，龙骨瓣具喙，但不旋卷；对旗瓣的一枚雄蕊离生，花药一式；子房具3-12胚珠，花柱增厚，切面圆形，常向基部弯曲，柱头画笔状，下常有一圈毛。荚果直或弯曲，扁平；种子扁，种脐短，且常居中。
属模式种：镰扁豆 Dolichos trilobus Linn. (typ. cons.)
60种，产非洲及亚洲；我国有5种，产东南部至西南部。

《云南植物志》|| 蝶形花科 Papilionaceae ||菜豆族 Trib. Phaseoleae DC. ||镰扁豆属 Dolichos Linn.

59. 镰扁豆属 Dolichos Linn.
缠绕、攀缘、匍匐、直立草本或灌木。根茎大而木质。羽状复叶具3小叶，或近指状复叶，或具单小叶，常在开花时始发生；托叶小，具小托叶。花排成腋生或顶生的总状花序或伞形花序；苞片和小苞片具线纹；花萼具5齿，上方2枚裂齿有时合生；花冠长伸出萼外，紫色、淡黄色或白色，旗瓣近圆形，近基部常增粗，具耳及附属体，翼瓣倒卵形或长圆形，龙骨瓣具喙，但不旋卷；对旗瓣的1枚雄蕊离生，花药同型；子房近无柄，具3-12胚珠，花柱增厚，切面圆形，常向基部弯曲，柱头画笔状，下常有一圈毛。荚果扁平，线形，镰刀状或长椭圆形；种子厚或扁平，且常居中，种脐短或长。
60种，产非洲和亚洲。我国有5种，产东南部及西南部；云南有2种。

《Flora of China》|| Fabaceae || ||镰扁豆属 Dolichos

111. Dolichos Linnaeus, Sp. Pl. 2: 725. 1753.

镰扁豆属 lian bian dou shu

Authors: Delin Wu & Mats Thulin

Herbs or shrubs, erect, climbing or prostrate, sometimes with carrotlike woody rhizomes. Leaves pinnately 3-foliolate, sub­digitate, or 1-foliolate; stipules basifixed; stipels present. Racemes axillary or terminal, sometimes subumbellate, or flowers solitary, axillary. Calyx 5-toothed, 2-lipped, upper lip entire or bifid, lower lip 3-toothed. Corolla white or purple; petals clawed; standard suborbicular, often with inflexed auricles and appendages at base; wings obovate or oblong, ± adherent to keel; keel incurved, often beaked but not twisted. Vexillary stamen free, remainder connate into an open sheath; anthers uniform. Ovary 3-12-ovuled; disk present; style swollen and ± twisted toward base or narrowed from base to tip, glabrous or shortly pubescent all over, or with a ring of hairs around terminal capitate stigma. Legumes straight or arcuate, flattened, not septate. Seeds ± flattened, arillate or strophiolate; hilum short, usually central.

About 60 species: distributed in Africa and Asia; four species in China.