The utility of the morphological variation of pollen for resolving the evolutionary history of <i>Billia</i> (subfam. Hippocastanoideae, Sapindaceae)

AJ Harris, Sue Lutz, Pedro Acevedo, Jun Wen

Journal of Systematics and Evolution . 2015, (3): 228 -238 . DOI: 10.1111/jse.12130