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 #: 4630239
3996cc8f-c41e-4081-8b50-ec62a4d0e292
s.n.
Umbilicaria Hoffm.

New York Botanical Garden
Catalog #: 04440027
afcedc2b-ca58-4a79-ae01-9e58392fa2e6
s.n.
Umbilicaria spodochroa Ehrh. ex Hoffm.

Duke University Herbarium Lichen Collection
Catalog #: 310067
c183c42e-fa34-11e2-a92b-005056000560
Waghorne, A., C. #s.n. 02 July 1895
Umbilicaria vellea (L.) Ach.
Canada, Newfoundland and Labrador, Osprey Beach, Bay of Islands