165. L. muscicola, (Sw.) Fr.

Growing over mosses on rocks on mountains.

On rocks, Tunnel Mountain, Banff, and on mosses, Mt. Forget-me-not, Rocky Mountains; on rocks by the Fraser River at Yale B.C.; on rocks along the Burnside Road, Victoria, Vancouver Island. (Macoun.) Islands in Behring Scrait. (Wright.)

166. L. albociliatum, Desmaz.

Among mosses on rocks, Deer Park, Lower Arrow Lake, Columbia River, B.C., June 6th, 1890. (Macoun.)

167. L. tenuissimum, (Dicks.) Koerb.

On sandy banks among mosses.

On old rails along the Richmond Road, Ottawa, Ont., April, 1896; on earth among mosses, northern British Columbia, June, 1875. (Macoun.) Islands of Behring Strait. (Wright.)

168. L. minutissimum, (Floerk) Mass.

On moss on rocks, summit of Mount Benson, Nanaimo, Vancouver Island, July, 1893, alt. 3,000 ft. (Macoun.)

169. L. lacerum, (Sw.) Fr.

Among mosses on rocks.

Greenland. (Branth.) On rocks, Canada. (A. T. Drummond.) Labrador or Newfoundland. (Waghorne fide Eckfeldt.) Along Ste. Anne des Monts River, Gaspé Co., Que.; on limestone rocks Rockcliffe, Ottawa, Ont.; on rocks along the Moira at Belleville, Hastings Co., Ont.; on rocks, Lake Nipigon, and at Thunder Bay, Lake Superior; on rocks at Hector, Rocky Mountains; at Deer

Park, Lower Arrow Lake, Columbia River, B.C.; on rocks, at Yale, Fraser River, B.C.; at Lytton and Hastings, B.C. (Macoun) On rocks at London, Ont. (J. Dearness.)

170. L. Californicum, Tuckerm.

On rocks among mosses and on the bark of oak trees, Burnside Road, near Victoria, and on rocks, Parson's Mountain, Vancouver Island; on rocks, Mount Erskine Salt Spring Island, Gulf of Georgia, B.C. May 9th 1887. (Macoun.)

171. L. palmatum, (Huds.) Mont.

On earth and rocks among mosses.

On rocks, Six-mile Creek, Selkirk Mountains, and on rocks at Sicamous, B.C.; on rocks, Deer Park, Lower Arrow Lake, Columbia River, B.C.; on rocks at Donald, Columbia River, B.C.; on rocks at Yale and Moodyville, and near high-water mark on rocks, North Arm, Burrard Inlet, B.C.; on rocks, Burnside Road, Victoria, and at Comox, Vancouver Island. (Macoun.) Forward Island, Gulf of Georgia, B.C. (Dr. G. M. Dawson.) British Columbia. (Lyall.)

172. L. pulchellum, (Ach.) Nyl.

On tree-trunks and rocks.

On trees at Beechwood, Ottawa, Ont., and on trees in woods at Belleville, Hastings Co., Ont.; on tree-trunks in woods, Seymour West, Northumberland Co., Ont.; on trees, Burnside Road, Victoria, Vancouver Island, 1893. (Macoun.)

173. L. Tremelloides, (Linn. f.) Fr.

Labrador or Newfoundland. (Waghorne fide Eckfeldt) On rocks and trunks in 'swamps, Canaan Forks, Queen's Co., N.B. (J.Moser.) On trunks and on old logs at Baddeck, Margaree, and Smoky Mountain, Cape Breton Island, N.S., July, 1898; on rocks and trees at Truro, N.S.; on trees along Ste. Anne des Monts River, Gaspé Co., Que.; on trees and rocks. Rockcliffe and Beechwood, Ottawa Ont.; on trees and rocks at Belleville, Hastings Co., and on Gibson's Mountain, Prince Edward Co., Ont.; on rocks, Algonquin Park, Ont., June, 1900; on rocks near Otter Head, east coast of Lake Superior; on stones, Roger's

7 1/2

Pass, Selkirk Mountains, B.C. (Macoun.) Portage between South Fowl Lake and Pigeon River, Ont. (Fink.) Salmon Creek, Juneau, Alaska. (Miss G. Cooley.)

174. L. dactylinum, Tuckerm.

On rocks by the sea at Craigflower, near Victoria, Vancouver Island, May 30th, 1893. (Macoun.)

175. L, chloromelum, (Sw.) Nyl.

On trunks of trees and on rocks.

On bark, Wild Cove, Newfoundland. (Waghorne.) At Canaan Forks, Queen's Co., N.B. (J. Moser.) On rocks, Tobique River, N.B. (G. U. Hay.) Canada. (A. T. Drummond.) On trunks at Baddeck, Cape Breton Island, N.S., July, 1898; on trunks, Central Ontario Junction, Hastings Co., Ont.; on rocks, Lake Nipigon, Ont.; on trunks, Seymour West, Northumberland Co., Ont.; on old rails at Aylmer, Que., and on rocks, King's Mountain, near Chelsea, Que.; on black ash trunks, Algo; quin Park, Ont., June, 1900. (Macoun.)

176. L. intermedium, Arnold.

On birch bark, Middle Arm, Newfoundland. (Waghorne.)

177. L. myochroum, (Ehrh.) Tuckerm.

On trees and rocks.

Greenland. (Branth.) Great Bear Lake, Arctic America. (Richardson) On rocks, Rigaud Mountain, Vaudreuil Co., Que. (Rev. G. Ducharme.) On rocks and trees at Ottawa, Ont.; on rocks and trees at Shannonvillc, Hastings Co., Ont.; on trees at Brighton and Seymour West, Northumberland Co., Ont.; on trees, Algonquin Park, Ont., June, 1900; Thunder Bay, Lake Superior; on rocks, Crow's Nest Pass, alt. 4,000 feet; on balsam poflar trunks along Jumping Pound Creek, and on rocks, Mount Forget-me-not, alt.6,000 feet, Rocky Mountains; at Yale, Fraser River, B.C.; on rocks along the Burnside Road, near Victoria, Vancouver Island. (Macoun.)

178. L. respulinum, Ach.

On limestone rocks at Rockliffe Park, Ottawa, Ont., April 16th, 1891. (Macoun.)