Psilopsida
ریشه و کاربرد
ریشه
From the Greek words 'psilos' meaning 'bare' or 'naked' and 'opsis' meaning 'appearance'.
مثال
- Psilopsida is an important class of plants in paleobotany.
- Fossils of Psilopsida have been found in various geological formations.
- The study of Psilopsida provides insights into ancient plant evolution.
تعریف انگلیسی
noun
- whisk ferns; comprising the family Psilotaceae or Psilotatae: vascular plants with no roots, partial if any leaf differentiation, and rudimentary spore sacs