212 GEOLOGICAL AND NATURAL HISTORY SURVEY OF CANADA. 



cordate, decurrent, serrulate all around, abruptly attenuate to the 

 filiform, hooked-deflexed and sub-entire acumen ; cells narrow^ linear, 

 the 'basal oblong ; costa obsolete or reaching to the middle. Dioecious. 



This species is still doubtful, as it is found only in a barren state. It 

 resembles rather a Brachythecium. 



Wet places in woods at Comox, Vancouver Island, May 3rd, IBS'?. 

 (Macoun.) 



(800.) P. trichophorum, (Spruce) Lesq. & James. 



Hypnum trichophorum, Spruce ; Leaq. & James, Mosses of N. America, 



364 ; Canadian Musci, No. 305. 

 H. denticvlatam var. Donianum, Drum^m. Muse. Bor.-Am , No. 165. 

 H. pvichellum, Canadian Musci, No. 306, in part. 



Eocks of the Portage Eiver, Eocky Mountains. (JDrummond.') On 

 wet rooks in Eoger's Pass, Selkirk Mountains ; on stones in a brook at 

 Eevelstoke, Columbia Elver, and at Yale, B.C. ; on damp rocks, Mount 

 Benson, Vancouver Island. {Macoun.') 



(801.) P. pulchellum, (Dicks.) Bruch & Schimp. Bryol. Burop. 



Hypm/am pvichellum, Dicks. ; Lesq. & James, Mosses of N. America, 364 ; 

 Canadian Musci, No. 306, in part; Drumm. Muse. Bor.-Am., No. 167. 



Banks of a stream, among the Eocky Mountains. {Drummond.') 

 With Ulota crispa on trees at Trinity Bay, Newfoundland. {Bev. A. 

 Waghorne.) On rotten wood at Canaan Porks, Queen's Co., N.B. (J. 

 Moser.) On roots of trees and rocks along the Gasp^ coast ; on roots of 

 spruce trees in woods around Lake Nepigon, Ont. ; on stumps and rocks 

 at Kicking Horse Lake and Lake Louise, Eocky Mountains ; on rocks, 

 Eoger's Pass, Selkirk Mountains, B.C. ; on earth near McLeod's Lake, 

 lat. 55°, B.C. (Macoun.) On dead wood, Athabasca Eiver, N.W.T. ; 

 St. Paul and Ounalaska islands, Behring Sea. 1891. (J. M. Macoun.) 



Var. nitidulum, Lesq. & James ; Canadian Musci, No. SOT. 



On roots of trees, Jupiter Eiver, Anticosti ; on the bases of trees, 

 Gasp^ Co., Que. ; on earth, Kiladar, Addington Co., Ont. ; on earth at 

 Belleville, Ont. ; also on earth at Cui-rent Eiver, near Port Ai-thur, 

 Lake Superior. (Macoun.) Greenland, (Fl. Gr.) 



(805.) P. geminum, (Mitt.) Lesq. & James. 



Hypnum geminum, Lesq. & James, Mosses of N. America, 365. 



Eocky Mountains, alt. 7,000 — 8,000 feet, associated with P. pulchel- 

 Ivm. {Lyall.) 



