For Carphephorus
Correa, M.D., and R.L. Wilbur. 1969. A revision of the genus Carphephorus (Compositae-Eupatoriae). J. Elisha Mitch. Sci. Soc. 85: 79-91.
Cronquist, A. 1980. Asteraceae, Volume I, Vascular flora of the Southeastern United States. University of North Carolina Press, Chapel Hill, N.C.
DeLaney, K.R., N. Bissett, and J.D. Weidenhamer. 1999. A new species of Carphephorus (Asteraceae; Eupatorieae) from peninsular Florida. The Botanical Explorer 1: 1-15.
Nesom, G.L. 2006hh. Carphephorus. In Flora of North America Editorial Committee. 2006c. Flora of North America north of Mexico. Volume 21, Magnoliophyta: Asteridae, part 6: Asteraceae, part 3. Oxford Univ. Press, New York, NY. 616 pp.
Orzell, S.L., and E.L. Bridges. 2002. Notes on Carphephorus odoratissimus (Asteraceae) in peninsular Florida, U.S.A. Sida 20: 559-569.
Schilling, E.E. 2011b. Hybrid genera in Liatrinae (Asteraceae: Eupatorieae). Molec. Phylogen. Syst. 59: 158-167.
Schmidt, G.J., and E.E. Schilling. 2000. Phylogeny and biogeography of Eupatorium (Asteraceae: Eupatorieae) based on nuclear ITS sequence data. Amer. J. Botany 87: 716-726.
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