Cummings, Williams & Seymour: Lich. Bor.-Amer.
Francis W. Pennell [1-280]

Oregon State University Herbarium - Lichens
Catalog #: 51280
f74e3c15-971d-4970-a782-e4f51c6609bc
Bruce Fink #N.A.L. 206 04 November 1895
Clavascidium lacinulatum (Ach.) M. Prieto
United States, Iowa, Fayette, Iowa