Latitudinal trends in genus richness of vascular plants in the Eocene and Oligocene of North America

AJ. Harris a, *, Cassondra Walker b, Justin R. Dee c, Michael W. Palmer d

AJ. Harris a, *, Cassondra Walker b, Justin R. Dee c, Michael W. Palmer d

Plant Diversity . 2016, (03): 133 -141 . DOI: http://dx.doi.org/10.1016/j.pld.2016.06.002