Recorded in the Arboretum's herbarium, from the same creek bed 250m east of this observation
Lowland brittle fern on the forest floor.
Private farm. Along a path in a highly degraded area that was originally prairie, now filled with Osage Orange and other weedy tree species, honeysuckles, and multiflora rose.
Southern Fragile Fern?
Cystopteris protrusa is a common fern of North America, commonly known as the lowland brittle fern or lowland fragile fern.