单词 | free central placentation |
释义 | free central placentation free central placentation n.Botany (名词)【植物学】 The arrangement of ovules on a central column that is not connected to the ovary wall by partitions, as in the ovaries of the carnation and primrose.分离中央胎座式:(如在康乃馨和报春花的子房里的)胚珠长在不经深裂片与室壁相连的中央柱上的排列方式 |
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