Steere, Holmen & Mogensen, Bryophyta Arct. Exs.
Steere, W.C.; Holmen, K.A.; Mogensen, G.S. [51 - 100]

University of Michigan Herbarium
Catalog #: 556289
K. A. Holman #s. n. 10 June 1956
Calligeron obtusifolium
Greenland, Disko Island, Godhavn

University of Wisconsin - Madison
Catalog #: WIS-B-0006135
K. A. Holmen #s.n. 10 June 1956
Calliergon richardsonii (Mitt.) Kindb.
Greenland, Kitaa, Disko Island, Godhavn

University of Colorado, Museum of Natural History
Catalog #: COLO-B-0009032
Kjeld A. Holmen #s.n. 10 June 1956
Calliergon obtusifolium Karczm.
Greenland, Kitaa, Disko Island, Godhavn

Academy of Natural Sciences of Drexel University
Catalog #: PH00097006
W. C. Steere #s.n. 10 June 1956
Calliergon obtusifolium Karczm.
Greenland, Kitaa, Disko Island, Godhavn