Cummings, Williams & Seymour, Lich. Bor.-Amer. [Wellesley (Massachusetts)]
Cummings, C.E.; Williams, T.A.; Seymour, A.B. [1-280]
IndExs #238641321

Montana State University Herbarium - Lichen
Catalog #: MONT-L-0006709
Aven Nelson #220 10 May 1898
Rhizoplaca haydenii (Tuck.) W.A. Weber
United States, Wyoming, Albany, Laramie Hills.

Academy of Natural Sciences of Drexel University - Lichens
Catalog #: PH00101843
Aven Nelson #220 10 May 1898
Rhizoplaca haydenii (Tuck.) W.A. Weber
United States, Wyoming, Laramie Hills.