Herba Potentillae Discoloris
of Potentilla discolor Bunge, family Rosaceae.
A herblet. Axial root long-spindle shaped. Leaves basal, clustered, odd-pinnately
compound; leaflets 5-9, square-round, dull green, dorsal surface densely
covered by white hairs, margin coarsely serrate. Sweet and slightly bitter
in taste, mild in nature, and attributive to liver and large intestine
Clear away heat and toxic material: For dysentery, diarrhea of heat type,
2. Cool the blood and stop bleeding: For metrorrhagia and menorrhagia
due to blood-heat, hemorrhoidal bleeding.
Bacteriostatic effect on Bacillus dyscnteriae.
Decoction: 9-15g of root, or 10-30g of herb.