Nomenclatural act

Plant Fossil Names Registry Number: PFN000170
Act LSID: urn:lsid:plantfossilnames.org:act:170
Umkomasia uniramia sp. nov.
Axsmith, B. J., Taylor, E. L., Taylor, T. N. & Cúneo, N. R. (2000): New perspectives on the Mesozoic seed fern order Corystospermales based on attached organs from the Triassic of Antarctica. – American Journal of Botany 87(6): 757–768.