Asplenium × kentuckiense commonly known as Kentucky spleenwort is a rare sterile hybrid fern. It is formed by the crossing of lobed spleenwort (A. pinnatifidum) with ebony spleenwort (A. platyneuron). Found intermittently where the parent species grow together in the eastern United States it typically grows on sandstone cliffs but is known from other substrates as well.
This page contains content from the copyrighted Wikipedia article "Asplenium × kentuckiense"; that content is used under the GNU Free Documentation License (GFDL). You may redistribute it, verbatim or modified, providing that you comply with the terms of the GFDL.