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单词 psilopsida
释义
Psilopsida
nnoun.plantwhisk ferns; comprising the family Psilotaceae or Psilotatae: vascular plants with no roots, partial if any leaf differentiation, and rudimentary spore sacs
Synset:Psilopsida Psilotatae class Psilopsida class Psilotatae
Member Holonyms:Pteridophyta division Pteridophyta
Hypernyms:class
Inherited Hypernyms:psilopsidaclasstaxonomic groupbiological groupgroupabstractionentity
Member Meronyms:Psilotales order Psilotales
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更新时间:2024/12/23 6:14:33