Nomenclatural act
Plant Fossil Names Registry Number: PFN000207
Act LSID: urn:lsid:plantfossilnames.org:act:207
Ephedrispermum tenuicostatum sp. nov.
Friis, E. M., Crane, P. R. & Pedersen, K. R. (2019): Chlamydospermous seeds document the diversity and abundance of extinct gnetalean relatives in Early Cretaceous vegetation. – International Journal of Plant Sciences 180(7): 643–666.