progymnosperm

原裸子植物

词形变化

progymnosperms 复数 progymnosperms

释义与例句

n.
  1. 1.

    A very early form of plant that produced both wood (like trees) and spores (like ferns).

    生物

词汇关系

名词

上位词 1

gymnosperm

词源

From pro- + gymnosperm.

来源：wiktionary