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 #: 4630291
78e967f1-144b-48c9-983f-e2d07572dce3
s.n.
Rhizocarpon Ramond ex DC.

New England Botanical Club (Harvard University Herbaria)
Catalog #: barcode-00446405
18add388-a141-4aa6-bfb9-b8efbab41200
C. E. Cummings s.n. 00 December 1896
Rhizocarpon petraeum (Wulfen) A. Massalongo
United States of America, Massachusetts, Norfolk County, Wellesley; [no additional data]

University of Vermont, Pringle Herbarium, North American lichens
Catalog #: UVMVT016946
C. E. Cummings #s.n. 00 December 1896
Rhizocarpon petraeum (Wulfen) A. Massal.
United States of America, Massachusetts, Norfolk, Wellesley;

Farlow Herbarium of Cryptogamic Botany, Harvard University
Catalog #: barcode-00477845
C. E. Cummings #s.n.
Rhizocarpon petraeum (Wulfen) A. Massal.
United States of America, Massachusetts, Norfolk County, Wellesley; Wellesley

Field Museum of Natural History
Catalog #: C1010401F
c255c3e2-e583-4e13-953e-1cbde6542167
C. E. Cummings #s.n. 00 December 1895
Rhizocarpon petraeum (Wulfen) A. Massal.
U.S.A., Massachusetts, Norfolk, Wellesley; Wellesley

Oregon State University Herbarium
Catalog #: 95070
Clara E. Cummings #183 00 December 1896
Rhizocarpon petraeum (Wulfen) A. Massal.
USA, Massachusetts, Norfolk Co., Wellesley

University of Colorado, Museum of Natural History Herbarium Lichen Collection
Catalog #: COLO-L-0039978
Clara E. Cummings #L 76432 00 December 1895
Rhizocarpon petraeum (Wulfen) A. Massal.
United States, Massachusetts, Wellesley

Montana State University Herbarium - Lichen
Catalog #: MONT-L-0000564
Clara E. Cummings #s.n. 00 December 1896
Rhizocarpon petraeum (Wulfen) A. Massal.
United States, Massachusetts, Norfolk, Wellesley

University of California Berkeley, University Herbarium
Catalog #: UC1941061
f0cd2c3c-457c-444d-a851-55f92c7cb40c
Clara E. Cummings #s.n. 00 December 1896
Rhizocarpon petraeum (Wulfen) A. Massal.
United States, Massachusetts, Norfolk, Wellesley

University of Wisconsin - Madison
Catalog #: WIS-L-0086701
Clara E. Cummings #s.n. 00 December 1896
Rhizocarpon petraeizum (Nyl.) Kieffer
United States, Massachusetts, Norfolk, Wellesley

Academy of Natural Sciences of Drexel University - Lichens
Catalog #: PH00116310
Prof. H. A. Green #114 00 April 1895
Collema nigrescens (Hudson) DC.
United States, South Carolina, Chester, Chester