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

University of Michigan Herbarium
Catalog #: 102063
A. S. Foster #s. n. 10 February 1911
Cladonia verticillata (Hoffm.) Schaer.
United States, Washington, Pacific Beach

University of Vermont, Pringle Herbarium, North American lichens
Catalog #: UVMVT015458
A. S. Foster #s.n. 10 February 1911
Cladonia verticillata (Hoffm.) Schaer.
United States of America, Washington, Grays Harbor, Pacific Beach;

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00027179
A.S. Foster #s.n. 10 February 1911
Cladonia cervicornis (Ach.) Flotow
USA, Washington, Pacific Beach