fern genus fern·ge·nus uncommon noun 1. genera of ferns and fern allies Synonymsfern genus Related words Broader terms genus Narrower terms genus PecopterisHymenophyllumTrichomanesgenus OsmundaLeptopterisTodeaSchizaeaAnemia Parts Pteridophyta WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.
