For Pluchea
Arriagada, J.E. 1998. The genera of Inuleae (Compositae; Asteraceae) in the southeastern United States. Harvard Papers in Botany 3: 1-48.
Cronquist, A. 1980. Asteraceae, Volume I, Vascular flora of the Southeastern United States. University of North Carolina Press, Chapel Hill, N.C.
Godfrey, R.K. 1952. Pluchea, section Stylimnus, in North America. J. Elisha Mitchell Sci. Soc. 68(2):238-272.
Nesom, G.L. 1989. New species, new sections, and a taxonomic overview of American Pluchea (Compositae: Inuleae). Phytologia 67: 158-167.
Nesom, G.L. 2004a. Notes on typification in Pluchea (Asteraceae: Plucheae). Sida 21: 59-64.
Nesom, G.L. 2006r. Pluchea. In Flora of North America Editorial Committee. 2006a. Flora of North America north of Mexico. Volume 19, Magnoliophyta: Asteridae, part 6: Asteraceae, part 1. Oxford Univ. Press, New York, NY. 579 pp.
Pruski, J.F. 2005. Studies of Neotropical Compositae-I. Novelties in Calea, Clibadium, Conyza, Llerasia, and Pluchea. Sida 22: 2023-2037.