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对九牛造EuphorbiahylonomaHandMazz地上部分组织构造特征及化学成分的分析表明：乳汁管在茎中主要分布于表皮层内侧近韧皮都处，薄壁组织中有草酸钙针晶束散在。叶表面具多细胞非腺毛。地上部分主要含有黄酮类，甾醇类，生物碱及香豆素等成分。
Analysis of the structural characteristics and chemical composition of the aerial parts of the Euphorbia hylonoma Handmazz made by Nine Niu showed that the milk tube is mainly distributed in the stem near the bast and the bast, and the calcium oxalate crystals are scattered in the parenchyma. The leaf surface is multicellular non-glandular. The aerial parts mainly contain flavonoids, sterols, alkaloids and coumarin.