English dictionary
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English noun: class Psilopsida | |||
| 1. | class Psilopsida (plant) whisk ferns; comprising the family Psilotaceae or Psilotatae: vascular plants with no roots, partial if any leaf differentiation, and rudimentary spore sacs | ||
| Synonyms | class Psilotatae, Psilopsida, Psilotatae | ||
| Broader (hypernym) | class | ||
| Member holonym | order Psilotales, Psilotales | ||
| Member meronym | division Pteridophyta, Pteridophyta | ||
Based on WordNet 3.0 copyright © Princeton University.
Web design: Orcapia v/Per Bang. English edition: .
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Web design: Orcapia v/Per Bang. English edition: .
2025 onlineordbog.dk