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Psilotopsida
From Wiktionary, the free dictionary
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Translingual
Etymology
Proper noun
Psilotopsida
- A taxonomic class within the subdivision Pterophyta – the whisk ferns.
Hyponyms
- (class): Psilotales, Ophioglossales - orders
References
Psilotopsida on Wikipedia.Wikipedia 
Psilotopsida on Wikispecies.Wikispecies - Polypodiopsida at the Tree of Life Web Project
Wikiwand - on
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