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苦菜,又称苦苣菜、曲麻菜、苣荬菜等,是菊科多年生草本植物。曲麻菜全株有乳汁。根状茎黄白色,细长横走,着生多数须根;茎直立,无毛,具棱。单叶互生,无柄,叶片长圆状披针形或广披针形,先端锐尖,有小刺,头状花序,单一或数朵排列成伞房状花序,直径2~4厘米;总苞及花柄有白色绵毛,花鲜黄色,皆为舌状花。瘦果侧扁。花果期7~9月,常成堆成片生于田间,路旁,荒地。民间采挖食用曲麻菜已有两千多年的历史。《诗经》中《芣苢》就有:“采采芣苢,
Bitter herbs, also known as bitter vegetables, Fritillaria, cabbage, etc., is a Asteraceae perennial herb. Fritillaria whole plant milk. Rhizome yellowish white, slender transverse, with many fibrous roots; stem erect, glabrous, with ribs. Leaves alternate, sessile, leaf blade oblong-lanceolate or broadly lanceolate, apex acute, a small thorn, head-shaped inflorescence, single or several flowers arranged in a corymbose inflorescence, diameter 2 ~ 4 cm; involucre And flower stalks have white cotton hair, flowers bright yellow, all tongue flowers. Achenes flat side. Fruit flower period from July to September, often into a pile of film was born in the field, the roadside, wasteland. Folk dredging edible Feta has more than two thousand years of history. ”Book of Songs“ in ”芣 苢“ there: ”Mining 芣 苢,