2. The picture shows the mature dandelion leaves.
Taraxacum belongs to Compositae, and Taraxacum is a perennial herb. The root is conical, the surface is brown and shriveled, the leaf margin sometimes has wavy teeth or pinnately parted, the base gradually narrows into a petiole, the petiole and main vein are often reddish purple, the upper part of the scape is purple, and it is densely covered with spider filiform white villous; Head, involucre bell-shaped, achene dark brown, long crown hair white, flowering and fruiting period from April to 10.
Dandelion is also known as yellow flower Xiaoding, mother-in-law, flower flower lang and so on. Perennial herbs of Compositae. A flower head with white crown hairs on its seeds, which floats to a new place with the wind after flowering and breeds new life.
Perennial herbs. The root is slightly conical, curved, 4 ~ 10 cm long, with brown shriveled surface and brown or yellow-white hairs on the root head.
Achene is obovate-lanceolate, dark brown, about 4 ~ 5 mm long and 1 ~ 1.5 mm wide. There are small spines on the upper part and rows of small tumors on the lower part. The top gradually shrinks into a cone to the base of a cylindrical beak, about 1 mm long and the beak is 6 ~10 long. The crown hair is white and about 6 mm long. The flowering period is April-September, and the fruiting period is May-65438+1October.
References:
Baidu encyclopedia-dandelion