Distribution of origin of Polygala tenuifolia

Polygala paniculata is also known as winding, trailing, Aster, grass, fine grass, thread tea, grass root, sand grass, etc., which can be used as medicine and has the effect of calming the mind and wisdom, expelling phlegm and detumescence. It is used for insomnia and dreaminess, forgetfulness, palpitation, trance, expectoration, swelling and pain of the breast caused by disconnection of heart and kidney. Let's take a look at the origin distribution of Polygala.

Distribution of origin of Polygala tenuifolia

Polygala is mainly distributed in Hebei, Henan, Shanxi, Inner Mongolia, Shaanxi and other places, as well as in Shandong, Liaoning, Jilin, Ningxia, Gansu, Anhui, Jiangsu, Qinghai, Sichuan, Yunnan, Hubei and Hunan.

The environment of the origin of Polygala

Yuanzhi enjoys a cool climate, is resistant to drought and high temperature, and is mostly wild in dry fields, roadsides, hillsides and other places, with sunny and well-drained sandy cultivation, followed by clay and calcareous loam. Clay and low humid areas are not suitable for planting, slow natural growth and sharp reduction of wild resources have been included in the list of third-level protected species in the regulations on the Protection and Management of Wild Medicinal Resources.

Variety classification of Polygala tenuifolia

1. Yuanzhi tube: the Yuanzhi tube is barrel-shaped, hollow, irregular, 3-12 cm long, 0.3-1 cm in diameter, gray on the surface, or grayish yellow, all with dense and sunken transverse wrinkles, some with fine longitudinal lines and small pimple-like root marks, brittle and easy to break, the cross section is yellow and white, flat, slightly grassy, bitter and pungent, with a prickly throat.

2. Yuanzhi meat: most of Yuanzhi meat has been broken, the meat is thin, and there are fewer horizontal wrinkles.

3. Yuanzhi stick: Yuanzhi stick, also known as Yuanzhi stem, Yuanzhi bone, etc., is small, with a hard yellowish wood heart in the middle.