noun
terrestrial tropical ferns having fronds with powdery yellowish or white undersides; sometimes placed in family Polypodiaceae or Adiantaceae
• Syn: ↑Pityrogramma
• Hypernyms: ↑fern genus
• Member Holonyms: ↑Pteridaceae, ↑family Pteridaceae
• Member Meronyms:
Useful english dictionary. 2012.