pecopteris

English Thesaurus

1. Carboniferous fossil fern characterized by a regular arrangement of the leaflets resembling a comb (noun.plant)

hypernym	:	fern,
definition	:	any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores (noun.plant)

member meronym	:	genus pecopteris,
definition	:	genus of Carboniferous fossil ferns (noun.plant)