#rock_brake  dwarf deciduous lithophytic ferns
  supertype:  fern  any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores
  member of:  genus_Cryptogramma
  subtype:  American_rock_brake__American_parsley_fern__Cryptogramma_acrostichoides  rock-inhabiting fern of northern North America growing in massive tufts and having fronds resembling parsley
  subtype:  European_parsley_fern__mountain_parsley_fern__Cryptogramma_crispa  fern of Europe and Asia Minor having short slender rhizome and densely tufted bright green fronds resembling parsley

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