MACOUN.J CATALOGUE OF CANADIAN PLANTS. 71 



(271.) C. Pennsylvanica, Schwaegr ; Lesq. & James, Mosses of 

 N. America, 144 ; Drumm. Muse. Bor.Am., No. 56. 



Upon rocks, near the Palls of Niagara. (Brummond.') 



(272.) C. calyptrata, Hook.; Lesq.& James, Mosses of N.America, 

 144 ; Canadian Musci, No. 472 ; Drumm. Muse. Bor.-Am. No. 60. 



Eocks amongst the Eocky Mountains. (^Brummond.) On rooks at 

 the " Ci-ap," and 3 miles below Hector, Eocky Mountains ; di-y rocks 

 Deer Park, Lower Arrow Lake, Columbia Eiver ; on dj-y rocks at 

 Kamloops, and on mountains at Spence's Bridge and Blackwater 

 Eiver, B.C. (Macoun.) 



(273.) C. commutata, Hueben. ; Lesq. & James, Mosses of N. 

 America, 1,45 ; Canadian Musci, No. 94, in part. 



On dry rocks at Sicamous, B.C., 1889 ; and on rocks at Deer Park, 

 Lower Arrow Lake, and Sproat, Columbia Eiver, B.C. 1890. (Macoun.) 



(274.) C. montanai Bruch & Schimp. ; Lesq. & James, Mosses of 

 N. America, 145 ; Canadian Musci, No. 509. 



On Kettle Eiver, B.C. (Watson.) On dry rocks at Deer Park 

 Lower Arrow Lake, Columbia Eivei-, B.C. 1890. (Macoun.) 



(275.) C. mollis, Bryol. Europ. IIL Tab.,253; Flora of Greenland, 

 348. 



Greenland. (Fl. Gr.) 



(276.) C. elongata, Kaulf. ; Braithw. British Moss-Mora, Vol. II., 30. 



Dioecious. Tufts lax, pulvinate, fuscous or black below, olivaceous, 

 green, and shoi-tly canescent. Leaves elongate-lanceolate from an 

 erect, oblong base, slightly recurved at the margins ; basal cells narrow, 

 upper quadrate, sinuose ; costa excurrent. Capsule exserted on a 

 short, nearly straight, yellowish pedicel, small, ovate, smooth, pale- 

 fuscescent ; lid conic-obtuse ; annulus double or triple ; calyptra 

 cucullate, lobate, teeth yellow. 



Greenland. {Fl. Gr.) 



(277.) C. unicolor, Grev. ; Lesq. & James, Mosses of N. America, 

 146 ; Canadian Musci, No. 95. 



G. airata, Drumm. Muse. Bor.-Am., No. 57. 



Upon rocks, Lake Superior. (Brummond.) On rocks, north shore 



