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Definitions for
"Psilotum"
Keywords:
psilotaceae
,
genus
,
psilotales
,
psilotophyta
,
tmesipteris
type genus of the Psilotaceae
wordnet.princeton.edu
Psilotum (whisk fern) is a genus of fern-like vascular plants, one of two genera in the family Psilotaceae, order Psilotales, and division Psilotophyta (the other being Tmesipteris).
en.wikipedia.org