204 QEOLoaiOAL AND NATURAL HISTORY SURVEY OP CANADA. 



(762.) I. Brewerianum, (Lesq.) Lesq. & James. 



Hypnum Brewerianum, Leeq. ; Lesq. & James, Mosses of N. America i 

 349 ; Canadian Musci, No. 294, in part 



On rocks, North Arm, Burrai"d Inlet, B.C. ; also on rocks at Esqui- 

 mault, near Victoria, Vancouver Island. (Macoun.) 



(t63.) I. myurellum, Kindb. Bull. Torr. Bot. Club, XVII., 278; 

 Canadian Musci, No. 397. 



Tufts very loose, dark green, not glossy. Stems creeping; branches 

 ^secondary stems) erect, tree-like and ramose ; branchlets curved, 

 attenuate. Leaves of the branches appressed when diy, small, ovate, 

 blunt or short-acuminate, twice serrate or denticulate all around, 

 smooth, scarcely reflexed on the boi-ders ; alar cells round-quadrate, 

 the middle ones narrow, upper rhombic ; costa long, three-fourths the 

 length of the leaf. Perichetial leaves nerveless, oblong with a long, 

 denticulate, horizontally patent acumen and narrow cells. Capsule 

 oval-oblong, inclined ; segments with a low basilar membrane and two 

 short cilia ; annulus double ; lid conical, acuminate ; pedicel smooth. 

 Dioecious. 



On decaying logs and rocks below the railway bridge over the 

 Nanaimo Eiver, Vancouver Island. (^Macoun.) Drew's Harbor, Gulf 

 of Georgia, B.C. (Dawson.) 



(764.) I. spiculiferum, (Mitt.) Lesq. & James. 



Hypnum i^iculifeium, Mitt. ; Lesq. & James, Mosses of N. America, 348. 

 British America. {Lya I, Douglas.) 



(765.) I. acuticuspis, (Mitt.) Lesq. & James. 



Hypnum acuticuspis, Mitt. ; Lesq. & James, Mosses of N. America, 349. 

 British Columbia. (Douglas.) 



(766.) I. aggregatum, (Mitt) Lesq. & James. 



Hypnum aggregatum, Mitt ; Lesq. & James, Mosses of N. America, 350. 

 Vancouver Island. (Lyall.) British Columbia. (Douglas.) 



(767.) I. aplocladum, (Mitt.) Lesq. & James. 



Hypnum aplocladum, Mitt. ; Lesq. & James, Mosses of N. America, 350. 

 North-west coast of America. (Douglas.) 



