【别名】刺脚芽、七七芽、刺儿菜。【形态】为多年生草本。茎高20～60厘米。叶互生,带肉质,叶片为长圆披针形,前端尖,边缘呈羽状分裂,裂片有粗锯齿,齿端生刺。5～6月开花,枝头生花,花梗短,花色紫红,总苞为鳞片状,上生白色羽状冠毛。(附图于下)【产地】我省东部、北部平原较多,山区较少。路旁、 [alias] puncture buds, seven seven buds, spiny vegetables. The form is a perennial herb. Stem height 20 to 60 cm. Leaves alternate, with fleshy, leaf blade oblong-lanceolate, pointed tip, edge was pinnately divided, lobes coarsely serrate, dentate. Flowering from May to June, branches produce flowers, pedicels are short, flowers are purplish red, total lice are scaly, and white feathery coats appear. (Figure below) Place of Origin: There are more plains in the east and north of our province, and there are fewer mountains. Roadside,