这个词是什么意思？
A large plant genus of the family EUPHORBIACEAE, order Euphorbiales, subclass Rosidae. They have a milky sap and a female flower consisting of a single pistil surrounded by numerous male flowers of one stamen each. Euphorbia hirta is rarely called milkweed but that name is normally used for ASCLEPIAS.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D028481 · MeSH 2026。
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