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

University of Michigan Herbarium
Catalog #: 105529
R. H. Howe #s. n. 22 February 1909
Heterodermia hypoleuca (Muhl.) Trevisan
United States, Massachusetts, Middlesex, Concord

Farlow Herbarium of Cryptogamic Botany, Harvard University
Catalog #: barcode-00450213
R. H. Howe #s.n. 22 February 1909
Heterodermia hypoleuca (Muhl.) Trevisan
United States of America, Massachusetts, Middlesex County, Concord; Concord

University of Colorado, Museum of Natural History Herbarium Lichen Collection
Catalog #: COLO-L-0018480
R.H. Howe #s.n. 22 February 1909
Heterodermia granulifera (Ach.) Culb.
United States, Massachusetts, Concord