- PacNW Herbaria Records for Dicranum undulatum
- Search Arctos Database for Dicranum undulatum (Southeast only)
- Search Arctos Database for Dicranum undulatum (entire database)
- Encyclopedia of Life search for Dicranum undulatum
- iNaturalist Observations for Dicranum undulatum in Southeast Alaska
Southeastern Alaska Distribution: Previously known from a few citations. Throughout and common.
Habitat: Most frequently found in peatlands at lower elevations, also in other wet areas, occasionally to the subalpine.
Comments: This species is frequently fertile.