There are 4 species of purple-flowered dicotyledon, namely bitter dicotyledon, bamboo leaf dicotyledon, gentian dicotyledon and sweet dicotyledon.

1, bitter groundnut

For the poppy plant groundnut purple cordial whole grass. Summer collection of the whole grass, washed, dried and cut into pieces.

2, bamboo leaves of the ground

For the Farfareraceae plant melaleuca gold of the whole grass or root. Collected in summer and fall, washed and dried. The color gray-yellow, stalk thin, small thin leaves like bamboo leaves.

3, gentian ditto

For the plant South China gentian with flowers of the whole grass. More dry and crumpled into irregular lumps, the root of the earth yellow. Soften with hot water, spread out and observe: stems from the base clustered, most, purple-red, the tip with a lilac or light earthy yellow-green bell-shaped flowers.

4, sweet groundnut

For the plant rice pockets or millet pockets of the root or with the root of the whole grass. The main root is fusiform, long conical or long cylindrical, 10-20 centimeters long, 3-6 millimeters in diameter. The surface is reddish brown to earthy yellow, rough, with longitudinal wrinkles, more or less twisted, or with remnants of branched roots and fibrous roots, lenticels are transverse, slightly protruding, dotted line, slightly darker color.

Distribution and growth habit of Dicentrale purpurea in China

Distribution in China: Dicentrale purpurea is distributed in Gansu, Anhui, Jiangxi, Shaanxi, Fujian, Hainan, Sichuan, Hubei, Jilin, Zhejiang, Chongqing, Heilongjiang, Shanxi, Guangdong, Liaoning, Shandong, Yunnan, Ningxia, Guizhou, Hebei, Nei Mongol, Guangxi, Taiwan, Henan and Jiangsu. It is also used as a foodstuff in the foodstuffs of the genus Heterocarpus.

Growth habit: Zihuadidin is often born in the fields, wasteland, grassy slopes, forest margins or thickets at an altitude of less than 1700 meters. In the garden wetter often form small groups.23 adaptable, cold, drought, like full sun, but also tolerate shade.10 Zihuadidin does not require high soil quality, any soil can grow, the fertilizer and water conditions are not demanding, the optimal temperature for seed germination is 25 ℃.