The difference between shepherd's purse and dandelion is:

Shepherd's purse is Cruciferae, shepherd's purse plant, one or two years old herb. It is also known as the grass, rice root grass, ground vegetables, chickweed, ground rice vegetables, diamond gate vegetables, flowers, etc., locally known as the fragrant chestnut, the north is also known as white flowers, black hearted vegetables, Yaojia called "Wo pole vegetable ″, Henan, Hubei and other regions called the ground vegetables, is a favorite edible wild vegetables.

Dandelion Asteraceae, dandelion genus perennial herbs. Root conical, surface brown, wrinkled, leaf margins sometimes with undulate teeth or pinnately parted, base tapering into petiole, petiole and main veins often reddish-purple, scape upper purplish-red, densely arachnid white villous; head, involucre campanulate, achene dark brown, long crown of hairs white, fruit and flower April ~ October dandelion alias yellow flowers, brahminy, Huahuarang, and so on.

Alternative names:Hua Hua Lang, ? Dandelion grass, ? edible dandelion, bed-wetting grass, ? Western dandelion,? Brachiaria