Didymodon fallax
From Natural History of Southeast Alaska
Didymodon fallax:
Ian Worley
[as Barbula fallax]
Southeastern Alaska Distribution: New to Alaska. Known from a small island near the NE shore of Saginaw Bay, about 3.5 miles SE of Halleck Harbour, Kuiu Island, Worley and Schofield 9158.
Habitat: The above specimen was growing on a dry, limestone cliff face. Elsewhere it is known from more or less damp calcareous soil, walls, and similar habitats.