For Astranthium
Cronquist, A. 1980. Asteraceae, Volume I, Vascular flora of the Southeastern United States. University of North Carolina Press, Chapel Hill, N.C. Google Scholar
DeJong, D.C.D. 1965. A systematic study of the genus Astranthium (Compositae, Astereae). Publ. Mus. Michigan State Univ. Biol. Ser. 2: 429-528. Google Scholar
Nesom, G.L. 2000b. Generic conspectus of the tribe Astereae (Asteraceae) in North America and Central America, the Antilles, and Hawaii. Sida Botanical Miscellany 20: 1-100. Google Scholar
Nesom, G.L. 2006x. Astranthium. In Flora of North America Editorial Committee. 2006b. Flora of North America north of Mexico. Volume 20, Magnoliophyta: Asteridae, part 6: Asteraceae, part 2. Oxford Univ. Press, New York, NY. 666 pp. Google Scholar
Nesom, G.L. 2015e. Taxonomic review of Astranthium integrifolium (Asteraceae: Astereae). Sida 21: 2015-21. Google Scholar