半夏属于天南星科多年生宿根植物,自生于田野及路旁,由根抽出一二莖,其頂端着生三片小叶,夏天生花,莖有佛焰苞呈淡綠色,苞內有肉穗花序,雄花白色,生于花序上部,雌花生在下部,呈淡綠色花軸,上端细长露于苞外,五月开花,色綠黄,数日后結成浆果。其地下块莖如球形或扁圓形,外为褐色粗皮,內肉色白。生半夏系有毒植物之一,为人所厭恶 Pinellia belongs to the Araceae perennial perennial plant and is native to the fields and roadsides. It draws one or two stems from the roots, and has three leaflets on its top. It produces flowers in summer. The stems are sparsely green and there are panicles. The male flower is white and was born in the upper part of the inflorescence. The female peanut is in the lower part and has a pale green flower axis. The upper end is slender and exposed outside the pupa. In May, it blooms in greenish yellow and forms a berry after a few days. Its underground tubers such as spherical or oblate, outside the brown rough skin, white flesh. One of the poisonous plants of the Pinellia ternate, disgusting