406. B. subulata, Bruch & Schimp.
On rocks, Unalaska Island, Behring Sea, Aug., 1892. (J.M. Macoun.)
407. B. ithyphylla, Brid.
On rocks, St. Paul Island, Behring Sea, Aug., 1892. (J. M. Macoun) On rocks, Moose Mountain, Elbow River, Alta., Aug., 1897. (Macoun) At Seal Lake, northern Labrador, July, 1896. (A. P. Low.) By Lake Lindeman, Yukon, 1899. (Williams.)
408. B. oederi (Gunner) Swartz.
Crevices of rocks, Credit Forks, Ont, Sept., 1893. (Jas. White.) On rocks, Crow's Nest Pass, Rocky Mountains, Alta., Aug., 1897; on rocks in a ravine, Big Intervale, Margaree, Cape Breton Island, N.S., July, 1898. (Macoun.) At Dawson, Yukon, 1899. (Williams.)
409. B. pomiformis, Hedw.
Shady moist bank in woods, Edmonton, Ont., 1892. (Jas. White.) Damp rocks, west of Hull, Que.; Cāche Lake, Algonquin Park, 1900; on earth, Queenston Heights, Ont., May, 1901; Goldstream, near Victoria, Vancouver Island, 1893. (Macoun.) Juneau, alt. 3,000 feet; also at Salmon Creek and Gold Creek Canon, near Juneau, Alaska. (Miss G. Cooley.) Canon City and Sheep Creek, Dyea Creek, Alaska, 1899. (Williams.) On rock, Chilliwack River, B.C., 1901. (J. M. Macoun.)
1039. B. crispa, Swartz.
On rocks, Placentia Bay, Newfoundland, July 25th, 1891. (Waghorne) On earth in a ravine, Grand Narrows, and at Big Intervale, Margaree, Cape Breton Island, N.S., July 27th, 1898.
410. B. glauco-viridis, C. M. & Kindb.
On rocks at Meech's Lake, near Chelsea, Que., Sept., 1893; on rocks on Sea's farm, near Victoria Vancouver Island, May, 1893 (Macoun)
1040. B. breviseta, Lindb., subsp. rigidula, Kindb,
On rocks, Greenland. (Lange.)