Asplenium tutwilerae B.R. Keener & L.J. Davenport. Hab: Crevices of calcareous conglomerate. Dist: So far as is known, A. tutwilerae, the fertile allotetraploid of A. ×ebenoides, is limited to a single population in Hale County, AL; however Peck (2011) reported a population from Garland County, AR, which produces viable spores, and may prove to be a second station of the fertile tetraploid
Origin/Endemic status: Endemic
Other Comments: The chromosome formula of A. tutwilerae is PPRR. See Keener & Davenport (2007).
Synonymy: = K3, K4, Keener & Davenport (2007); < Asplenium ×ebenoides R.R.Scott – K1; < Asplenium ebenoides R.R.Scott – FNA2, S13, Sf