For Brickellia
Cronquist, A. 1980. Asteraceae, Volume I, Vascular flora of the Southeastern United States. University of North Carolina Press, Chapel Hill, N.C.
King, R.M., and H. Robinson. 1987. The genera of the Eupatoriae (Asteraceae). Monographs in Systematic Botany 22: 1-581.
Nesom, G.L. 2022c. Taxonomic synopsis of Brickellia sect. Kuhnia (Asteraceae: Eupatorieae). Phytoneuron 2022-37: 1-138. Published 28 April 2022. ISSN 2153 733X
Schilling, E.E., J.L. Panero, B.S. Crozier, R.W. Scott, and P. Dávila. 2015. Bricklebush (Brickellia) phylogeny reveals dimensions of the great Asteraceae radiation in Mexico. Molec. Syst. Evol. 85: 161-170.
Scott, R.W. 2006. Brickellia. 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.
Shinners, L.H. 1946. Revision of the genus Kuhnia L. Wrightia 1: 122-144.
Shinners, L.H. 1971a. Kuhnia L. transferred to Brickellia Ell. (Compositae). Sida 4: 274.
Turner, B.L. 1989. An overview of the Brickellia (Kuhnia) eupatorioides (Asteraceae, Eupatorieae) complex. Phytologia 67: 121-131.