| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Asteraceae | Ageratina altissima | Common White Snakeroot, Common Milk-poison | Moist forests, such as cove forests. Mesic forests, successional and disturbed forests, old fields. | QC west to se. ND, south to Panhandle FL and c. TX. |  (c) Bradley, Keith |
| Asteraceae | Ageratina aromatica | Small-leaved White Snakeroot, Wild-hoarhound | Woodlands and forests, usually xeric, and often fire-maintained, longleaf pine sandhills, also woodland edges. | MA, NY, and OH, south to ne. FL, Panhandle FL, and e. LA (Florida parishes). |  (c) Fleming, Gary P. |
| Asteraceae | Ageratina havanensis | Shrubby Boneset, Havana Snakeroot | Calcareous woodlands. | C. TX south through ne. Mexico (CHH, COA, GTO, HGO, NLE, QRO, SLP, TAM, VER); Cuba, Bahamas. |  (c) Wong, Michelle - CC-BY |
| Asteraceae | Ageratina jucunda | Hammock Snakeroot | Longleaf pine sandhills, Florida scrub, other dry pinelands, subxeric hardwood hammocks, dry roadsides. | Se. GA south to s. FL, west to e. Panhandle FL. |  (c) Horn, Jay |
| Asteraceae | Ageratina luciae-brauniae | Rockhouse White Snakeroot | Sandstone rockhouses, at the base of sandstone cliffs (usually overhanging) in seepage or splash. | Endemic to the Cumberland Plateau of ne. TN (Chester, Wofford, & Kral 1997) and se. KY. |  (c) Finzel, Brian - CC-BY-SA |
| Asteraceae | Ageratina roanensis | Appalachian White Snakeroot, Appalachian Milk-poison | Moist forests, often abundant at high elevations. | Endemic to moderate to high elevations of the Southern Appalachians, from w. VA south to w. SC, n. GA, e. TN, e. KY, and possibly ne. AL. |  (c) Sorrie, Bruce A. - CC-BY |