Plums with five selenium buds can be divided into Schisandra chinensis and Schisandra chinensis. The quality of Schisandra chinensis is better than that of Schisandra chinensis. Schisandra chinensis is irregular spherical or oblate, with a diameter of 5 ~ 8 mm, red, purple or dark red surface, shriveled and oily, and soft pulp. Some surfaces are dark red or appear "white frost".

Seed 1~2, kidney-shaped, brown and shiny surface, thin and brittle seed coat. The pulp is slightly flatulent and sour; After the seeds are broken, the fragrance is pungent and slightly bitter. The main producing areas of Schisandra chinensis are Northeast China, Inner Mongolia, Hebei and Shanxi. The particles of Schisandra chinensis are smaller. The surface is brownish red to dark brown, dry and shriveled, and the pulp is often close to the seeds.

Extended data

Schisandra chinensis is mainly produced in Xiaoxing 'anling and Changbai Mountain, mainly distributed in Liaoning, Jilin and Heilongjiang provinces in the northeast, followed by Hebei, Shanxi, Shaanxi, Ningxia, Shandong and Inner Mongolia, and also distributed in North Korea, Japan and Russia.

The three northeastern provinces are widely distributed with the largest output and the best quality. Its wild resources are mainly distributed in the vast mountain forest zone of 40 ~ 50 north latitude and125 ~135 east longitude.

Baidu Encyclopedia-Arthur Wu Mei