Macoun, Canad. Musci
John Macoun [1 - 670]

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00019178
s.n.
Ptilium crista-castrensis (Hedw.) De Not.
Canada, From the Atlantic to the Pacific.

University of Vermont, Pringle Herbarium, North American bryophytes
Catalog #: UVMVT013561
#s.n.
Ptilium crista-castrensis (Hedw.) De Not.
Canada, from Atlantic to Pacific

Michigan State University
Catalog #: MSC-B-0008086
[collector unspecified] #s.n.
Ptilium crista-castrensis (Hedw.) De Not.
Canada, not on sheet, from the Atlantic to the Pacific

University of Wisconsin - Madison
Catalog #: WIS-B-0030719
[Collector unspecified] #s.n.
Ptilium crista-castrensis (Hedw.) De Not.
Canada, from the Atlantic to the Pacific