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 #: 4440311
a74fc48a-14e1-48da-aaed-7e143c685fd2
s.n.
Parmelia conspersa var. imbricata Anzi

University of Nebraska State Museum, C.E. Bessey Herbarium - Lichens
Catalog #: NEB00038484
Thomas A. Williams #s.n.
Xanthoparmelia conspersa (Ehrh. ex Ach.) Hale
USA, Maryland, Sligo Creek.

University of California Berkeley, University Herbarium
Catalog #: UC1902147
b6b9a1aa-9e54-4dff-8a1f-faeeca63bc0a
Thomas A. Williams #s.n.
Xanthoparmelia conspersa (Ehrh. ex Ach.) Hale
United States, Maryland, Sligo Creek

Duke University Herbarium Lichen Collection
Catalog #: 157927
c196b8f0-fa34-11e2-a92b-005056000560
Williams, Thomas, A. #s.n.
Xanthoparmelia stenophylla (Ach.) Ahti & D. Hawksw
United States, Maryland, Montgomery Co., Sligo Creek [Montgomery County or Prince George's County?]