Exsiccatae

Lichenes boreali-americani, second edition of decades of North American lichens, prepared by Clara E. Cummings, Thos. A. Williams and A. B. Seymour #118
Cummings, Williams & Seymour, Lich. Bor.-Amer. [Wellesley (Massachusetts)]
Cummings, C.E.; Williams, T.A.; Seymour, A.B. [1-280]

IndExs #238641321

Bell Museum lichens
Catalog Number: 22367
Waghorne, A. s.n.
Cetraria islandica var. delisei Bory
Canada, Newfoundland and Labrador,