SINCE 1828
psilopsid
adjective
psi·lop·sid
| \ (ˈ)sī¦läpsə̇d\
Definition of psilopsid
(Entry 1 of 2)
: of or relating to the Psilopsida
psilopsid land plants
psilopsid
noun
\ "\
plural -s
Definition of psilopsid (Entry 2 of 2)
: a plant of the subdivision Psilopsida
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