extine

n. [植]花粉粒外壁, 孢子外壁

词形变化

extines 复数 extines

释义与例句

n.
  1. 1.

    exine

    古体 生物 植物学

词源

From Latin ext- (in extimus (“most outward”)) + -ine. Compare intine.

来源：wiktionary