• Woodsia Grey, 1959 [Family: Phosichthyidae]
• Woodsia R. Brown, 1810 [Family: Woodsiaceae]
• Woodsia abbeae Butters
• Woodsia alpina (Bolton) S.F. Gray
• Woodsia appalachiana T.M.C. Taylor
• Woodsia cathcartiana B.L. Robins. accepted as Woodsia oregana D.C. Eat.
• Woodsia cochisensis Windham
• Woodsia confusa T.M.C. Taylor accepted as Woodsia abbeae Butters
• Woodsia glabella R. Br. ex Richards.
• Woodsia gracilis (Lawson) Butters
• Woodsia ilvensis (L.) R. Br.
• Woodsia kansana R.E. Brooks
• Woodsia maxonii R. Tryon
• Woodsia mexicana Fée
• Woodsia meyerwaardeni Krefft, 1973
• Woodsia neomexicana Windham
• Woodsia nonsuchae (Beebe, 1932)
• Woodsia obtusa (Spreng.) Torr.
• Woodsia oregana D.C. Eat.
• Woodsia phillipsii Windham
• Woodsia plummerae Lemmon
• Woodsia scopulina D.C. Eat.
• Woodsia tryonis Boivin
• Woodsiaceae Herter, 1949