cliff brake


Also found in: Thesaurus, Wikipedia.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cliff brake - any of several small lithophytic ferns of tropical and warm temperate regionscliff brake - any of several small lithophytic ferns of tropical and warm temperate regions
fern - any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores
genus Pellaea, Pellaea - genus of chiefly small rock-loving ferns; in some classification systems it is placed in the family Polypodiaceae or Adiantaceae
coffee fern, Pellaea andromedifolia - evergreen fern of California and Baja California
Pellaea atropurpurea, purple rock brake - very short shallowly creeping North American fern usually growing on cliffs or walls and having dark glossy leaf axes
bird's-foot fern, Pellaea mucronata, Pellaea ornithopus - cliff brake of California and Baja California having purple-brown leafstalks