- Hymenophyllaceae, family Hymenophyllaceae - terrestrial (hygrophytic) or epiphytic ferns: filmy ferns
--1 is a kind of fern family
--1 is a member of Filicales, order Filicales, Polypodiales, order Polypodiales
--1 has members:Hymenophyllum, genus Hymenophyllum; Trichomanes, genus Trichomanes