acrogen / ˈæk rə dʒən, -ˌdʒɛn /

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acrogen 的定义

n. 名词 noun

Botany.

  1. a flowerless plant growing and producing its reproductive structures at the apex only, as ferns and mosses.

更多acrogen例句

  1. Acrogen, ak′ro-jen, n. a plant that grows at the top chiefly, as a tree-fern.