Salvia miltiorrhiza Ganxi rat tail

Chinese Name: Salvia miltiorrhiza Ganxi rat tail

Class: root

[English name]: Przewalsk sage root

[alias]: Salvia miltiorrhiza Bge., Gentiana macrophylla Bge., Salvia miltiorrhiza Bge

[source]: the root of Salvia przewalskii Maxim.

[collection and preparation]: the same as Salvia miltiorrhiza.

[nature and taste]: the root is round and Huai shaped, thick at the top and thin at the bottom, 10-20cm long and 1-4cm in diameter. The surface is dark brownish red, the head of the root is usually coarsened by one or several rhizomes, the root is braided or twisted, and the skin often falls off and turns reddish brown. The quality is loose and crisp. The air is weak and the taste is bitter.

[plant morphology]: perennial herb, up to 70cm in height, densely pilose. The leaves are simple, petiolate, triangular or elliptic, halberd shaped, thin oblong ovate, 6-12cm long, 3-7cm wide, apex acute or short acuminate, base halberd shaped or subcordate, margin coarsely serrated, covered with gray white villi. The inflorescence is terminal or axillary, with 2-4 flowers forming raceme; the bracts are ovate or elliptic, with villous on both sides, calyx bell shaped, glandular hairs on the outside, 2-lipped; the Corolla is purplish red, the tube is wide and short, flat, 2-3.5cm long, with hairy ring in the tube; the filaments are flat. The nutlets are obovate and gray in color. They bloom from June to August and fruit from August to September.

[growing place]: it grows on the edge of forest, roadside, ditch and under shrubs in high mountains. It is mainly produced in Gansu and Yunnan.

[chemical constituents]: tanshinone Ⅰ, Ⅱ a, Ⅱ B, cryptotanshinone, dihydrotanshinone Ⅰ, tanshinic acid methyl ester, protocatechuic aldehyde, purple tanshinic acid A, B, danshenxinniang B, tanshinone, purple tanshinone a, demethyltanshinone, oleanolic acid, etc.

[function indications]: the same as Salvia miltiorrhiza.

Chinese PinYin : Dan Can Gan Xi Shu Wei