*iAcouN.] CATALOGUE OF CANADIAN PLANTS. 201 



Leamington, Ont, (Macoun.) Cape Chudleigh, Hudson Strait. (J2. 

 Sell.) On stones in brooks, Little Tobique Eiver, N.B. (Hay.) 

 Greenland. (Fl. Gr.) Kotzebue Sound. (^Both. Alask.) On the 

 base of stumps along the Canadian Pacific Eailway at Hastings, B.C. ; 

 also on damp earth in Eoger's Pass, Selkirk Mountains. (Macoun.) 



Var. obtusulum, Kindb. 



Brachythecium rivulare* NovseBrunsvieise, Kindb. Ott. Nat. IV., 3; Cana- 

 dian Musci, No. 492. 



Stem irregularly divided ; branches simple and elongate. Leaves 

 glossy, ovate, blunt or short-acute, striate, decurrent, indistinctly 

 denticulate above or from the middle ; cells dilatate, principally the 

 lovyer and the uppermost, the alar and basilar finally orange-reddish, 

 the alar rarely greater ; costa short and simple. 



On wet rocks at Fredericton, N.B. (Prof. Fowler.) On a horse 

 trough and on stones in brooks and springs at Canaan Porks, Queen's 

 Oo., N.B. (J. Moser.) On stones at Potawattamie Falls, Owen Sound, 

 Ont. ; in springy places at Belleville, Ont. ; on logs in a marsh at 

 Eevelstoke, B.C. (Macoun.) 



•CZSO.) B. nanopes, C. M. & Kindb. (n. sp.) ; Canadian Musci, 

 No. 548. 



Allied to Brachythecium populeum in habit, in the peristome, the 

 monoecious inflorescence, the pedicel faintly rough above, the long and 

 «ubpercurrent costa of the leaves ; differs however in the stems not 

 -creeping, nearly without rhizoids, the branches unilateral, the leaves 

 smaller and narrower at the base, the stem-leaves long filiform-apiculate, 

 subentire and not, or indistinctly, recurved at the borders, the lower 

 ■decurrent ; the capsule is smaller, the pedicel shorter, about 7-8 mm. 

 long, the peristome pale-orange, the cilia long and indistinctly appen- 

 diculate. 



On earth along the Columbia Eiver above Revelstoke, B.C., May 

 19th, 1890. (^Macoun.) 



{751.) B. populeum, Bruch & Schimp. Bryol. Europ. 



Hypnum (Brachythecium) popvdeum, Hedw. ; Lesq. & James, Mosses of N. 

 America, 345 ; Canadian Musci, No. 441 ; Drumm. Muse. Bor.-Am., 

 No. 176. 



On rocks, Pictou Co., N.S. (McKay.) Bass Eiver, N.B. (^Fowler's 

 Cat.) Miquelon Island. (I) elhmare .) On granite boulders at Canaan 

 Forks, Queen's Co., N.B. (J. Moser.) On rocks in Gilmour's Park, 

 Chelsea, Que. ; also on rocks in McKay's woods, Ottawa ; on rocks, 



