@article {7230,
	title = {A revision of Ageratina (Compositae: Eupatorieae) from eastern North America},
	journal = {Brittonia},
	volume = {23},
	year = {1971},
	month = {1971///},
	pages = {123 - 143},
	author = {A.F. Clewell and J.W. Wooten}
}
