Howe, Lich. Nov. Angl. [Concord (Massachusetts)]
Howe, R.H., Jr. [1-70]
IndExs #110610127

University of Michigan Herbarium
Catalog #: 122260
R. H. Howe #s. n. 22 February 1909
Physconia detersa (Nyl.) Poelt
United States, Massachusetts, Concord

Farlow Herbarium of Cryptogamic Botany, Harvard University
Catalog #: barcode-00473280
R. H. Howe #s.n. 22 February 1909
Physconia leucoleiptes (Tuck.) Essl.
United States of America, Massachusetts, Middlesex County, Concord; Concord

Field Museum of Natural History
Catalog #: C1014347F
b8eb27c4-7f29-487f-993b-67f92dc7f996
R. H. Howe #s.n. 22 February 1909
Physconia leucoleiptes (Tuck.) Essl.
United States, Massachusetts, Middlesex, Concord; Concord

University of Colorado, Museum of Natural History Herbarium Lichen Collection
Catalog #: COLO-L-0035042
R.H. Howe #s.n. 22 February 1909
Physconia leucoleiptes (Tuck.) Essl.
United States, Massachusetts, Concord