1 90 GEOLOGICAL SURVEY OF CANADA. 



nearly smooth ; cells and costa as i.n the last. Capsule sym- 

 metric, erect ; teeth nearly purplish ; pedicel low, pale red. Peri- 

 chetial leaves narrower than the others, long-acuminate and gen- 

 erally subulate ; the upper part of the acumen nearly filled by 

 the percurrent or excurrent costa. Perigonial leaves large and 

 long-acuminate. Leaves of male plants sometimes obtuse. Tufts 

 very tomentose up to the green tips. Often tall. 



On wet rocks, Telegraph Trail, west of Fraser River, Lat. 54°, 

 B.C., June lOth, 1875 > on wet clay soil in a railway cutting at 

 Hastings, near Vancouver, B.C., April, 1889 > on wet rocks. Gold- 

 stream and Nanaimo, June, 1893, and on Mount Arrowsmith, 

 Vancouver Island, July 17th, 1887 ; alt. 5,500 feet. (Macoun.) 



17. TREMATODON, Michx. 



68. T. ambiguus, Hedw. 



On earth in woods at Baddeck, and by the roadside, Louisburg, 

 Cape Breton Island, N.S., 1898 ; on wet earth at Casselman, 

 South Indian and Ottawa, Ont., 1892 ; very common on old 

 lumber roads, Algonquin Park, Ont, June, 1900. (Macoun.) 



961. T. acicularis, Kindb., Revue Bryol, 1896. 



Leaves broadly suboval, truncate above, pointed by the excur- 

 rent costa ; perichetial leaves nearly similar but larger and longer. 

 Peristomial teeth orange, split in the middle ; basal tube red. 



On the border of a bog at Craigellachie, Eagle River, B.C., July 

 i8th, 1889. Included in T. ambiguunt in Part VI. p. 19. {Macoun.) 



19. DICRANELLA, Schimp. 



71. D. crispa, (Elph.) Schimp, 



Juneau, Alaska. {Miss G. Cooley.) On damp, sandy soil at the 

 mouth of Bonanza Creek, Yukon, 1899. {Williams.) 



72. D. Grevilleana, Schimp. 



On earth in a ravine at Woodstock, N.B., July 4th, 1899. 

 {Macoun. ) 



74. D. squarrosa, Starke. 



In springy places in a ditch by the roadside summit of Smoky 

 Mountain, Cape Breton Island, N.S., 1898 ; in a boggy place 



