English dictionary
psilopsida meaning and definition
Definition and meaning of psilopsida at MeaningMonkey.org. psilopsida meaning and definition in the English Dictionary.PSILOPSIDA noun
Definition of Psilopsida (noun)
- whisk ferns; comprising the family Psilotaceae or Psilotatae: vascular plants with no roots, partial if any leaf differentiation, and rudimentary spore sacs
- synonyms: class Psilopsida, class Psilotatae, Psilotatae
Source: Princeton University Wordnet