Palustriella decipiens
From Natural History of Southeast Alaska
Palustriella decipiens:
Southeastern Alaska Distribution: Known only from the reports of Persson (1946): Hyder, Juneau, and Muir Glacier, Glacier Bay.
Habitat: (from Arnell, 1956) "... mats on calcareous ground in wet or moist habitats, in springs, beside streams, on irrigated rocks, etc."