Nomenclatural act

Plant Fossil Names Registry Number: PFN002040
Virginianthus calycanthoides sp. nov.
Friis, E. M., Eklund, H., Pedersen, K. R. & Crane, P. R. (1994): Virginianthus calycanthoides gen. et sp. nov. – A calycanthaceous flower from the Potomac Group (Early Cretaceous) of eastern North America. – International Journal of Plant Sciences 155(6): 772–785.