1、 Leaf difference

The leaves of Codonopsis pilosula are alternate, close to opposite on the branchlets, the petiole is 0.5 to 2.5 cm long, with sparse short bristles, the leaves are oval or narrowly oval, about 1 to 6.5 cm long and about 0.8 to 5 cm wide, the apex of the leaves is slightly blunt or slightly pointed, the base of the leaves is close to heart-shaped, the edge has wavy blunt serrations, the branched leaves are gradually narrow, the base of the leaves is circular or wedge-shaped, and the top is green, It is grayish green below

The leaves of Angelica sinensis are three out, two to three pinnate divisions. The petiole is 3 to 11 cm long. The base of the leaves is expanded and purple or green. The outline of the basal leaves and lower leaves is oval and 8 to 18 cm long. There are sparse white fine villi on the surface and edge of the leaves

2、 Flower difference

The flower of Codonopsis pilosula is solitary at the branch end, alternate with the petiole or close to opposite, with pedicels, and the calyx is attached to the middle of the ovary. The tube is hemispherical, and the lobes are wide lanceolate or narrow circular, about 1 to 2 cm long and about 6 to 8 mm wide. The Corolla is wide bell shaped, yellow green, with obvious purple spots inside, and the lobes are triangular

The flowers of Angelica sinensis are compound umbels, the peduncle is 4 to 7 cm long, with fine pubescence. The small umbel has 13 to 36 small flowers, the flowers are white, the petals are long ovate, and the top is narrow and sharp