English Asplenium × boydstoniae Cited by user Choess on 02 Nov 2013 Asplenium × boydstoniae, commonly known as Boydston's spleenwort, is a rare, sterile, hybrid fern.
English Asplenium × trudellii Cited by user Choess on 22 Nov 2012 Asplenium × trudellii, commonly known as Trudell's spleenwort, is a rare hybrid fern of the eastern United States, first described in 1925.
English Asplenium × kentuckiense Cited by user Choess on 11 Nov 2012 Asplenium × kentuckiense, commonly known as Kentucky spleenwort, is a rare, sterile, hybrid fern.
English Asplenium pinnatifidum Cited by user Choess on 03 Nov 2012 Asplenium pinnatifidum, commonly known as the lobed spleenwort or pinnatifid spleenwort, is a small fern found principally in the Appalachian Mountains and the Shawnee…