Wall, W.A., N.A. Douglas, Q.-Y. Xiang, W.A. Hoffmann, T.R. Wentworth, and M.G. Hohmann. 2010a. Evidence for range stasis during the latter Pleistocene for the Atlantic Coastal Plain endemic genus, Pyxidanthera Michaux. Molec. Ecology 19: 4302-4314. Google Scholar