References
For Ayenia
Bayer, C., and K. Kubitzki. 2003. Malvaceae. Pp. 225-311. In Kubitzki, K., and C. Bayer, eds. 2003. The families and genera of vascular plants. V. Flowering plants – Dicotyledons – Malvales, Capparales, and non-betalain Caryophyllales. Springer, Berlin. 418 pp. Google Scholar
Brizicky, G.K. 1966. The genera of Sterculiaceae in the southeastern United States. J. Arnold Arb. 47: 60-74. Google Scholar
Dorr, L.J. 2015b. Ayenia. In Flora of North America Editorial Committee. 2015. Flora of North America north of Mexico. Volume 6, Magnoliophyta: Cucurbitaceae to Droseraceae. Oxford Univ. Press, New York, NY. 468 pp. Google Scholar
Sharber, W.V. 2018. Systematics, evolution, and biogeography of Ayenia (Malvaceae subfamily Byttnerioideae). PhD. dissertation. Univ. Of Miami, Coral Gables, FL. Google Scholar