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Bai Bian Dou

Bai Bian Dou


Certified Number: NPN: 80064805
SKU: D0050

Semen Lablab Album
White Hyacinth Bean
White Hyacinth Bean is the dried ripe seed of Dolichos lablab L. (Fam. Leguminosae). The fruit is collected in autumn and winter when ripe, dried in the sun, and the seed is gathered, and dried again in the sun.
Description Flattened-ellipsoidal or flattened-ovoid, 8-13 mm long, 6-9 mm wide, about 7 mm thick. Externally pale yellowish-white or pale yellow, smooth, somewhat lustrous, with a white, prominent, eyebrow-shaped caruncle at the edge of one side. Texture hard. Testa thin and brittle, cotyledones 2, plump, yellowish-white. Odour, slight; taste, weak, bean-like on chewing.
Identification Transverse section: Epidermis of 1 layer of palisade cells, 2 layers at hilum, light bend distinct. Supporting cells of 1 layer, dumbell-shaped, 3-5 layers at hilum. Parenchyma of 10 layers of cells, located under supporting cells, the inner ones obiterate. Cells of cotylodons containing numerous starch granules. The outer part of palisade cells at hilum with caruncle, the inner part with tracheid islet, elliptical walls reticularly thickened, with stellate tissue at two sides, cells stellate, with large intercellular space, some lumen containing brown contents.
Processing Semen Lablab Album Eliminate foreign matter. Break to pieces before use.
Semen Lablab Album (stir-bked) Stir-bake the clean Semen Lablab Album as described under the method for simple stir-baking (Appendix II D) until it becomes yellowish, with charred spots. Break to pieces before use.
Action To invigorate the spleen and remove damp, particularly the summer-damp.
Semen Lablab Album (stir-bked) To invigorate the spleen and remove damp.
Indications Weakness of the spleen and stomach with loss of appetite and loose bowels; excessive leukorrhea; vomiting, diarrhea, distress in the chest and distension in the abdomen caused by summer-damp.
Semen Lablab Album (stir-baked) Diarrhea and excessive leukorrhea in deficiency syndrome of the spleen.
Usage and dosage 9-15 g.
Storage Preserve in a dry place, protected from moth.


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