Cummings & Seymour, Dec. N. Amer. Lich. [Wellesley (Massachusetts)]
Clara Eaton Cummings, T.A. Williams & Arthur Bliss Seymour [1-150]
IndExs #938157617

New York Botanical Garden
Catalog #: 4440123
2ddd0865-b46c-4bef-99d1-0b1f171b6ea5
s.n.
Ramalina calicaris var. fraxinea (L.) Fr.

New York Botanical Garden
Catalog #: 4512639
e7a7eb36-3c36-47be-a4f2-7886fb6ad85c
s.n.
Ramalina americana Hale

Academy of Natural Sciences of Drexel University - Lichens
Catalog #: PH00101551
Thomas A. Williams #s.n. 30 May 1898
Ramalina fraxinea (L.) Ach.
United States, District of Columbia, Rock Creek;

Duke University Herbarium Lichen Collection
Catalog #: 315009
c19eb805-fa34-11e2-a92b-005056000560
Williams, Thomas, A.; Snell, Ethel #s.n. 30 May 1898
Ramalina americana Hale
United States, District of Columbia, Rock Creek