Pityrogramma

noun
Pit·​y·​ro·​gram·​ma | \ ˌpitərōˈgramə\

Definition of Pityrogramma

: a small genus of terrestrial tropical ferns (family Polypodiaceae) that have fronds with a powdery yellowish or white undersurface and linear dorsal sori — see gold fern, silver fern

History and Etymology for Pityrogramma

New Latin, from Greek pityron bran + gramma letter

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