Dog claw bean

Dog claw bean

(records of yam planting in Tianmu, Zhejiang)

[synonym] goucudou (Leguminosae), bailidou (taxonomy of seed plants in China), longzhaodou, maozhaodou (flora of Tianmu yam in Zhejiang Province), Maodou (list of medicinal plants in Guangxi Province).

[source] it is the seed or leaf of legume Leguminosae.

[plant morphology] litchi longzhaoensis

Annual twining herbs. Stems sparsely white pilose. Terminal leaflets broadly ovate, long elliptic ovate or rhomboid ovate, lateral leaflets base extremely oblique, 7-14 cm long, 5-8.5 cm wide, apex obtuse or slightly concave, with short needles, both sides covered with white sparse hairs; petioles densely covered with long hairs; stipules setate. Raceme pendulous; bracts small, linear lanceolate; calyx broad campanulate, densely gray white pilose and sparsely spiny. The upper lobe is very broad, the middle part of the lower part is linear lanceolate; the Corolla is dark purple or white, the keel is about 4 cm long, the wing is slightly short, and the flag is about 2 cm long. The pods are 8-10 cm in length and 2 cm in width. They are black at maturity, with sparse hairs. The pods have 1-2 raised longitudinal ridges. There are 6-8 gray white seeds. The flowering period is April. The fruit period is from October to November.

It is cultivated in Guangdong, Guangxi, Hunan, Guizhou and Zhejiang.

[collection] harvest in autumn, lay seeds and dry in the sun.

[nature and taste] records of yam planting in Tianmu, Zhejiang Province: "it is warm in nature, sweet and slightly bitter in taste, and has little poison. "

[functions and indications] 1. Records of medicinal plants of Tianmu Mountain in Zhejiang Province: "warming the middle and replenishing qi. It can cure the pain of waist and spine. Dog claw beans two to three Liang, stewed pork kidney suit. "

② "Guangxi medical plant directory": "tender leaves (wipe all over the body), heat clearing, blood cooling. "