Merrill: Lich. Exs.
George K. Merrill [1 - 275]

University of Vermont, Pringle Herbarium, North American lichens
Catalog #: UVMVT016745
J. B. Flett #s.n.
Pilophorus cereolus (Ach.) Th. Fr.
United States of America, Washington, localities in the State of Washington