References
For Conoclinium
Cronquist, A. 1980. Asteraceae, Volume I, Vascular flora of the Southeastern United States. University of North Carolina Press, Chapel Hill, N.C. Google Scholar
Medford, H.C., D.B. Poindexter, and A.S. Weakley. 2020. Morphological analysis of the Conoclinium of the southeastern United States. In Weakley, A.S., D.B. Poindexter, H.C. Medford, B.A. Sorrie, C.A. McCormick, E.L. Bridges, S.L. Orzell, K.A. Bradley, H.E. Ballard, Jr., R.N. Burwell, S.L. Lockhart, and A.R. Franck. 2020. Studies in the vascular flora of the southeastern United States. VI. J. Bot. Res. Inst. Texas 14: 199-240. Google Scholar
Patterson, T.F., and G.L. Nesom. 2016. Conoclinium. 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. Google Scholar
Schilling, E.E., J.L. Panero, B.S. Crozier, and T.F. Patterson. 2019b. Relationships of Conoclinium, a recently diverged genus (Asteraceae, Eupatorieae) and description of a new species from western Mexico. Lundellia 22: 14-27. Google Scholar
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. Google Scholar