Nomenclatural act
Plant Fossil Names Registry Number: PFN001926
Act LSID: urn:lsid:plantfossilnames.org:act:1926
Osmunda macrophylla sp. nov.
Penhallow, D. P. (1908): Report on Tertiary plants of British Columbia collected by Lawrence M. Lambe in 1906 together with a discussion of previously recorded Tertiary floras. Government Printing Bureau, Ottawa: 167 pp.