The spatial structure of phylogenetic and functional diversity in the United States and Canada: An example using the sedge family (Cyperaceae)
Daniel Spalink, Jocelyn Pender, Marcial Escudero, Andrew L. Hipp, Eric H. Roalson, Julian R. Starr, Marcia J. Waterway, Lynn Bohs, and Kenneth J. Sytsma
J Syst Evol . 2018, (5): 449 -465 .  DOI: 10.1111/jse.12423