Intercontinental disjunctions between eastern Asia and western North America in vascular plants highlight the biogeographic importance of the Bering land bridge from late Cretaceous to Neogene
Jun Wen, Ze-Long Nie, Stefanie M. Ickert-Bond
Journal of Systematics and Evolution . 2016, (5): 469 -490 .  DOI: 10.1111/jse.12222