blechnaceae(n = noun.plant) family blechnaceae - one of a number of families into which the family Polypodiaceae has been subdivided in some classification systems; includes genera Blechnum, Doodia, Sadleria, Stenochlaena, and Woodwardia;
is a kind of fern family
is a member of filicales, order filicales, order polypodiales, polypodiales