| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Ranunculaceae | Trautvetteria applanata | Ozark Tassel-rue | Dolomite and other calcareous bluffs along rivers, moist streamsides. | E. KY, c. IN, wc. IL, and sc. MO south through e. and c. TN to nw. GA, c. AL, c. AR (Sundell et al. 1999), and ne. TX (Floden 2011). Populations far east and south of the Blue Ridge in GA, SC, and NC are tentatively placed here while under additional study. |  |
| Ranunculaceae | Trautvetteria caroliniensis | Tassel-rue, False Bugbane | Streambanks, seepages, grassy balds, moist forests, swamp forests, prairies, very rarely in calcareous longleaf pine savanna ecotones. | Sw. PA and KY to n. GA, primarily in the Southern and Central Appalachians. |  |
| Ranunculaceae | Trautvetteria fonticalcarea | Powell River Tassel-rue | Dolomitic fens / seeps. | Endemic (so far as known) to fens and seeps along the Powell River in Campbell, Claiborne, and Union counties, ne. TN. |  |