References
For Liriodendron
Fetter, K.C. 2014. Migration, adaptation, and speciation – a post-glacial history of the population structure, phylogeography, and biodiversity of Liriodendron tulipifera L. (Magnoliaceae). M.S. Thesis, Dept. of Biology, University of North Carolina at Chapel Hill. 101 pp. Google Scholar
Fetter, K.C., A.S. Weakley, and D.B. Poindexter. [in prep.]. Taxonomy of eastern North American Liriodendron (Magnoliaceae). Google Scholar
Fetter, K.C., and A.S. Weakley. 2019. Reduced gene flow from mainland populations of Liriodendron tulipifera into the Florida peninsula promotes diversification. International Journal of Plant Sciences 180(3): 253-269. Google Scholar
Nooteboom, H.P. 1993. Magnoliaceae. Pp. 391-401. In Kubitzki, K., J.G. Rohwer, and V. Bittrich, eds. 1993. The families and genera of vascular plants. II. Flowering plants – Dicotyledons – Magnoliid, Hamamelid and Caryophyllid families. Springer, Berlin. 653 pp. Google Scholar