1 entry 1 source
Pecopteris
Open directlyWebster's 1828 Dictionary · 1828
Part of speech: noun (n.)
An extensive genus of fossil ferns; -- so named from the regular comblike arrangement of the leaflets.
1 entry 1 source
Part of speech: noun (n.)
An extensive genus of fossil ferns; -- so named from the regular comblike arrangement of the leaflets.