Peucedanum is a perennial herb with a height of 1 m. The root neck is stout, the diameter is grayish brown, the root is conical, the stem is cylindrical, the basal leaves have long stalks, the outline of the leaves is broadly ovate or triangular-ovate, and they are divided into three parts, the apex is gradually pointed, the base is wedge-shaped to truncated, the edges are serrated, and both sides are hairless.
Extended data:
Plant growth habits:
Peucedanum praeruptorum is a perennial plant, and it likes a cold and humid climate. The soil with deep, loose and fertile sand is better. The Pingba area with high temperature and long duration and the places with excessive shade and poor drainage are not suitable for planting, and the sticky yellow soil and dry and barren river sand are not suitable for planting.
Medicinal material properties:
This product is irregular cylindrical, conical or spindle-shaped, slightly twisted, with branches at the lower part, with a length of 3 ~15cm and a diameter of1~ 2cm. The surface is dark brown or grayish yellow, and there are many stem marks and fibrous leaf sheath residues at the root head, with dense fine ring lines at the upper end and longitudinal grooves, longitudinal wrinkles and transverse lenticels at the lower part. Soft in quality, hard in dry, breakable, irregular in cross-section, yellowish white, scattered with most brownish-yellow oil spots on the skin, and the cambium is ringed with brown rays. The breath is fragrant, and the taste is slightly bitter and pungent.
Baidu encyclopedia-Qianhu
Baidu Encyclopedia-Qianhu (Chinese Medicine)