Pecopteris
Pe*cop"te*ris\, n. [NL., fr. Gr. ? to comb + ? a kind of fern.] (Paleon.) An extensive genus of fossil ferns; -- so named from the regular comblike arrangement of the leaflets.| pecopteris | |
noun | |
| Carboniferous fossil fern characterized by a regular arrangement of the leaflets resembling a comb |