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

University of Vermont, Pringle Herbarium, North American lichens
Catalog #: UVMVT019052
G. K. Merrill s.n. 10 September 1909
Opegrapha atra Pers.
United States of America, Maine, Rockland;

Yale University Herbarium, Peabody Museum of Natural History
Catalog #: YU.236248
urn:uuid:8FCA4192-DB84-4B83-A093-B5DD410E2B2E
G. K. Merrill s.n. 10 September 1909
Opegrapha atra Pers.
United States, Maine, Knox, Rockland; Rockland

University of Michigan Herbarium
Catalog #: 114647
G. K. Merrill #s. n. 10 September 1909
Opegrapha atra Pers.
United States, Maine, Rockland

University Herbarium, University of California, Berkeley
Catalog #: UC1977462
G. K. Merrill #s.n. 00 August 1926
Cladonia furcata (Hudson) Schrader
United States, Maine, Knox, South Thomaston

Farlow Herbarium of Cryptogamic Botany
Catalog #: 00455930
G. K. Merrill #s.n. 10 September 1909
Opegrapha atra Pers.
United States of America, Maine, Knox County, Rockland; Rockland

Farlow Herbarium of Cryptogamic Botany
Catalog #: 00455934
G. K. Merrill #s.n. 10 September 1909
Opegrapha atra Pers.
United States of America, Maine, Knox County, Rockland; Rockland

Academy of Natural Sciences of Drexel University
Catalog #: PH00108826
G. K. Merrill #S.N. 00 August 1926
Cladonia furcata (Hudson) Schrader
USA, Maine, 309 Broadway. So Thomaston.

Arizona State University Lichen Herbarium
Catalog #: 510678
G.K. Merrill s.n. 01 January 1926
Cladonia furcata (Hudson) Schrader
USA, Maine, Knox, South Thomaston

University of Florida Herbarium
Catalog #: FLAS L8503
G.K. Merrill s.n. 10 September 1909
Opegrapha atra Pers.
United States, Maine, Knox, Rockland

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00032365
G.K. Merrill #s.n. 10 September 1909
Opegrapha atra Pers.
USA, Maine, Rockland;

University of Colorado, Museum of Natural History
Catalog #: COLO-L-0011867
G.K. Merrill #s.n. 00 August 1926
Cladonia furcata (Hudson) Schrader
United States, Maine, So. Thomaston

University of Colorado, Museum of Natural History
Catalog #: COLO-L-0028700
G.K. Merrill #s.n. 10 September 1909
Arthonia atra (Pers.) A. Schneid.
United States, Maine, Rockland

University of Florida Herbarium
Catalog #: FLAS L7329
G.K.M. s.n. 00 August 1926
Cladonia furcata (Hudson) Schrader
United States, Maine, Knox, South Thomaston

Duke University Herbarium
Catalog #: 0299929
Merrill, G. K. #s.n. 10 September 1909
arthonia atra (Pers.) A. Schneid.
United States, Maine, Knox, Rockland