Drummond, Musci Amer.
Thomas Drummond

University of Tennessee Bryophyte Herbarium
Catalog #: TENN-B-0036177
s.n.
Meesia triquetra (L. ex Jolycl.) Ångström
North America, unknown location, Swamps about York Factory, Cumberland House, and Rocky Mountains

Academy of Natural Sciences of Drexel University
Catalog #: PH00096610
T. Drummond #244
Bryum triquetrum
Canada, Collected chiefly in the ROCKY MTS., British North America

University of Michigan Herbarium
Catalog #: 614011
[no data] #s. n.
Meesia triquetra (L. ex Jolycl.) Ångström
, Swamps about York Factory, Cumberland House, and the Rocky Mountains