Water bean

Water bean

(collection of herbs in Lingnan)

[synonym] shuishuibing (preparation of raw herbs), shuiluodou and shuidaodou (Guangdong traditional Chinese medicine 5 (12): 5561960).

[source] it is the seed of the leguminous plant shuishuidou.

[plant morphology] shuishuidou, also known as wild bean and shuihuangpi.

Trees, 8-15 m high, all glabrous or slightly hairy on branchlets. The leaves are singularly pinnate, 20-25 cm long, 5-7 opposite leaflets, nearly leathery, ovate, broadly elliptic to oblong, 5-10 cm long, 4-3 cm wide, apex acuminate or rounded, base obtuse and rounded. Raceme in upper leaf axils, 15-20 cm long; 2-4 petioles, 5-8 mm long, 2 bracteoles in the middle; flowers numerous, white or pink; calyx campanulate, about 3 mm long; corolla 12-14 mm long, flag petal round, base auricular, abaxial surface covered with silky hairs, dragon bone petal curved, obtuse; stamens 10; ovary subsessile, style curved, bald. The pod is woody, bald, oblong, 4-5 cm long and 1.5-2.5 cm wide, with a short beak at the top; the seed is usually one, kidney shaped. The flowering period is June.

Born near the water where the tide can reach. It is distributed in the south of China.

[pharmacological action] scutellarin has a weak anti tuberculosis effect.

[Xing Wei] "Sheng Yao Xing Bei Yao": it is cold and slightly toxic. "

[functions and indications] ① preparation of raw herbal medicine: "it can cure scabies and scabies, burn ashes and wipe tinea.". "

② Flora of Guangzhou: "the oil extracted from seeds can cure scabies, abscesses and rheumatism. "

Usage: the dosage of tamping and external application.

[taboo] "Lingnan medicine collection record" says: "don't use it if you can dissipate blood. Do not take it orally. "