油桐

缩写：yt

拼音：yóu tóng

解释：落叶小乔木，高约9米。有乳浆。小枝粗。叶互生，卵状心脏形，全缘或三裂，有时两裂，基部具有两腺体，近于无毛。初夏开花，花白色，有紫色条纹，单性，雌雄同株，稀异株，聚伞花序∷果圆卵形，平滑。种子通常为五颗，长圆形。分布于我国秦岭﹑长江流域以南，四川﹑湖南等地盛产。种子榨油为"桐油"。

更新时间：2024-10-05 23:41

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