fern genus - genera of ferns and fern alliesgenus - (biology) taxonomic group containing one or more species division Pteridophyta, Pteridophyta - containing all the vascular plants that do not bear seeds: ferns, horsetails, club mosses, and whisk ferns; in some classifications considered a subdivision of Tracheophyta genus Todea, Todea - a genus of delicate ferns belonging to the family Osmundaceae genus Schizaea, Schizaea - type genus of the Schizaeaceae cosmopolitan especially in tropics; small leptosporangiate ferns: curly grass fern genus Anemia, Anemia - genus of terrestrial or lithophytic ferns having pinnatifid fronds; chiefly of tropical America genus Gleichenia, Gleichenia - type genus of Gleicheniaceae: leptosporangiate ferns with sessile sporangia; South Africa to Malaysia and New Zealand Drynaria, genus Drynaria - large robust epiphytic ferns of tropical forest and scrub; Africa and Asia and Australia |