| cryptogramma | (n) sometimes placed in family Polypodiaceae or Cryptogrammataceae, Syn. genus Cryptogramma |
| cryptogrammataceae | (n) one of a number of families into which the family Polypodiaceae has been subdivided in some classification systems, Syn. family Cryptogrammataceae |
| american rock brake | (n) rock-inhabiting fern of northern North America growing in massive tufts and having fronds resembling parsley, Syn. American parsley fern, Cryptogramma acrostichoides |
| european parsley fern | (n) fern of Europe and Asia Minor having short slender rhizome and densely tufted bright green fronds resembling parsley, Syn. Cryptogramma crispa, mountain parsley fern |
| Cryptogramma | n. a genus sometimes placed in the family |
| Cryptogrammataceae | n. one of a number of families into which the family |