Cycadopsida
基本解释
苏铁纲
英文释义
n. palmlike gymnosperms: includes the surviving order Cycadales and several extinct orders; possibly not a natural group; in some systems considered a class (Cycadopsida) and in others a subdivision (Cycadophytina or Cycadophyta)
上一个单词：Cycadophytina
下一个单词：cycads