Definition of Psilopsida

1. Noun. Whisk ferns; comprising the family Psilotaceae or Psilotatae: vascular plants with no roots, partial if any leaf differentiation, and rudimentary spore sacs.

Exact synonyms: Class Psilopsida, Class Psilotatae, Psilotatae
Generic synonyms: Class
Group relationships: Division Pteridophyta, Pteridophyta
Member holonyms: Order Psilotales, Psilotales



Lexicographical Neighbors of Psilopsida

Pseudotsuga
Pseudotsuga macrocarpa
Pseudotsuga menziesii
Pseudowintera
Pseudowintera colorata
Pshavian
Psidium
Psidium cattleianum
Psidium guajava
Psidium guineense
Psidium littorale
Psidium littorale longipes
Psilophyta
Psilophytaceae
Psilophytales
Psilopsida (current term)
Psilotaceae
Psilotales
Psilotatae
Psilotum
Psilotum nudum
Psithyrus
Psittacidae
Psittaciformes
Psittacula
Psittacula krameri
Psittacus
Psittacus erithacus
Pskov
Psocidae

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