Asplenium trichomanes
A rare plant in southern Indiana, occurring on moist rock. I have pictures from Indiana and New Mexico.
Plant habit at Indian Hollow in Crawford County, 5/20/06.
Abaxial view of pinnae with sori near Dripping Springs in the Organ Mountains, New Mexico, 10/30/04.
A view of its habitat near Dripping Springs, NM, 10/30/04.