| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Woodsiaceae | Woodsia obtusa ssp. obtusa | Common Woodsia, Blunt-lobed Cliff Fern | Rock outcrops of various sorts, moist talus, terrestrial near rock outcrops. | ME, QC, MN, and e. NE, south to Panhandle FL and e. TX. |  |
| Woodsiaceae | Woodsia obtusa ssp. occidentalis | Ozark Woodsia, Ozark Cliff Fern | Rock outcrops of various sorts, moist talus, terrestrial near rock outcrops. | MO and KS south through AR and OK to e. and c. TX. |  |
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