Cummings, Williams & Seymour, Lich. Bor.-Amer. [Wellesley (Massachusetts)]
Cummings, C.E.; Williams, T.A.; Seymour, A.B. [1-280]
IndExs #238641321

New York Botanical Garden
Catalog #: 4440480
209ce072-8863-444f-af35-a2c7b59cb0d4
s.n.
Endocarpon rufescens Ach.

Montana State University Herbarium - Lichen
Catalog #: MONT-L-0003529
Marshall A. Howe #51 00 February 1893
Lecanora caesiorubella Ach.
United States, California, Alameda, Berkeley

Private Herbarium of T. L. Esslinger Herbarium
Catalog #: 0016243
T. A. Williams s.n. 00 January 1896
Placidium rufescens (Ach.) Breuss
United States, Nebraska, Lincoln

University of Michigan Herbarium
Catalog #: 79324
b7d611ad-f35c-4e87-82d3-3b2a1314048a
T. A. Williams #s. n. 00 January 1896
Catapyrenium lachneum (Ach.) R. Sant.
United States, Nebraska, Lancaster, Lincoln

University of Vermont, Pringle Herbarium, North American lichens
Catalog #: UVMVT015535
T. A. Williams #s.n. 00 January 1896
Dermatocarpon rufescens (Ach.) Zahlbr.
United States of America, Nebraska, Lancaster, Lincoln;

Field Museum of Natural History
Catalog #: C0058513F
cd341b57-8e8a-46c8-b0fd-d9275ec2a5db
T. A. Williams & E. N. Wilcox #s.n.
Catapyrenium rufescens (Ach.) Breuss
U.S.A., Nebraska, Lancaster, Lincoln; Lincoln

Yale University Herbarium, Peabody Museum of Natural History
Catalog #: YU.235984
urn:uuid:6079C183-F9A7-4C45-8509-0FCC5AC4BC27
Thomas A. Williams s.n.
Endocarpon rufescens Ach.
United States, Nebraska, Lancaster, Lincoln; Lincoln