1. Form distinguishing
Haijinsha belongs to perennial herbaceous plants. Its height is about 1 to 5 meters. The plants are relatively high. The root stems below grow horizontally. The texture is more tough. There are many small beard roots on the sideIt presents dark brown, the color looks deeper, with some small hair distributed on it.
2. Bare discerning
There are a lot of growth on the leaves. The short branches on the stems are distributed on both sides of the stem. The distribution of the distribution is relatively symmetrical, and the short hair is sparsely distributed on the leaf axis.In the summer, the edge of the leaves grows like a small spike. The spikes are about 2 to 5 mm long, with small warts on the surface.
