1. Plant morphology of Peucedanum praeruptorum: Peucedanum praeruptorum can grow to a height of about one meter after maturity. Its roots are thick and its leaves have long petioles, about five to ten centimeters long. The leaves are oval or triangular, and the top begins to taper and the color is green.

2. Flowering and fruiting period of Peucedanum praeruptorum: Peucedanum praeruptorum blooms in August and September every year, and the fruit will mature in 10 and1month. The color of this flower is white, and the petals are oval and slightly bent inward. The fruit is oblong, slightly flat on the back, about 4 mm long and 3 mm wide, brown, with some short hairs sparsely distributed on it.

3. Peucedanum peucedanum seed: Peucedanum peucedanum seed is very small, only about 4mm long and 3mm wide, and it is a round brown granule. There is some fluff on the surface.