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白芷为伞形科植物。以根入药。味辛,温。祛风散湿,排脓,生肌止痛。用于风寒感冒,前额头痛,鼻窦炎,牙痛,痔漏缠血烧伤。用量1～2钱。【植物形态】为多年生草本,高5尺左右。主根粗大。实心,呈圆锥形,皮黄褐色,具有芳香气味。茎中空,圆柱形,通常带紫色,有细毛。叶互生,为2～3回羽状复叶,边缘有锯齿,叶鞘无毛,抱茎。伞形花序,顶生或腋生,白色小花。果为双悬果,扁平,长广椭圆形,侧棱有宽翅,有极少毛。
White pelicans are Umbelliferae. Take root medicine. Spicy, warm. The wind dispelled the wind, drained the pus, and relieved myogenic muscles. Used for cold colds, forehead headaches, sinusitis, toothache, and blood-wound burns. Use 1 to 2 dollars. Plant morphology is a perennial herb, about 5 feet high. The main root is thick. Solid, conical, yellow-brown, with aroma. Stems hollow, cylindrical, usually purplish, with fine hairs. Leaves alternate, 2 to 3 pinnate leaves, serrated edges, leaf sheaths glabrous, amplexicaul. Umbrella, terminal or axillary, white flowers. The fruit is double-hanging fruit, flattened, long and broadly elliptic, with broad wings on side ribs and very few hairs.