Gentian grass, original name: gentian, alias: gall grass, grass gentian, mountain gentian, Latin name: Gentiana scabra Bunge. Gentianaceae, gentian perennial herb, rhizome procumbent or erect,, with a majority of stout, slightly fleshy fibrous roots. Branches solitary, erect, yellowish green or purplish red, hollow, suborbicular, striate, papillate on ribs, sparsely smooth. Lower leaves of branches membranous, purplish red, scalelike, apex detached, connected below middle into a cylindrical clasp; from Nei Mongol, Heilongjiang, Jilin, Liaoning, Guizhou, Shaanxi, Hubei, Hunan, Anhui, Jiangsu, Zhejiang, Fujian, Guangdong, Guangxi. Born in grasslands on mountain slopes, roadsides, river banks, thickets, forest margins and understories, meadows, 400-1700 m. Guangdong, Guangxi, Guizhou, Hubei, Hunan, Anhui, Jiangsu, Zhejiang, Fujian, Guangdong, Guangxi. It is also distributed in the USSR, Korea, and Japan.1 (All images in the text are taken from the China Plant Atlas)