Nomenclatural act
Plant Fossil Names Registry Number: PFN002793
Act LSID: urn:lsid:plantfossilnames.org:act:2793
 Elasmostemon paisii sp. nov.
 Friis, E. M., Crane, P. R., Pedersen, K. R., Mendes, M. M. & Kvaček, J. (2022):  The Early Cretaceous mesofossil flora of Catefica, Portugal: angiosperms. – Fossil Imprint  78(2): 341–424.