Wet rocks, Davis Strait. (Taylor fide Lesq. & James.)
Davis Straits. (Taylor.) Rocky Mountains, intermixed with Gatoscopium nigritum. (Drummond fide Mitten.)
(677.) O. intricatum, Hartm.
(678.) O. chryseum, Bruch & Schimp.; Lesq. & James, Mosses of N. America, 316; Canadian Musci, No. 266.
Moist rocks amongst the rocky Mountains. (Drummond.) Rocky Mountains. (Bourgeau.) Beechey Island, Wellington Channel and Pond's Bay, Arctic America. (Mitten.) In boggy places and [on wet rocks at Hector, Banff, Lake Louise, and "Dry Canon," discharge of Devil's Lake, Rocky Mountains. (Macoun.) Greenland. (Fl. Gr.)