Nomenclatural act

Plant Fossil Names Registry Number: PFN003715
Act LSID: urn:lsid:plantfossilnames.org:act:3715
Asplenium iddingsii sp. nov.
Knowlton, F. H. (1899): Fossil flora of the Yellowstone National Park. – Monographs of the United States Geological Survey 32(2): 651–882.