MAOOUN.] CATALOGUE OF CANADIAN PLANTS. 127 



(494.) B. capitellatum, C. M. & Kindb. (n. sp.) 



B. miniaium, Canadian Musci, No. 175, in part. 



Tufts small compact, yellowish green above, reddish-rufescent below. 

 Stems (primaxy branches) subjulaceous, clavate, acute, radiculose at 

 the base, about 1 cm. high ; innovations short. Leaves gradually 

 larger upwards, not decurrent, very concave, not margined nor 

 revolute at the entire borders ; areolation wide and pellucid, upper cells 

 sub-rhomboidal, the lower sub-rectangular ; the lowest leaves very 

 small, short-elliptic and blunt, loosely disposed, the other crowded, the 

 median suboval and blunt, the uppermost ovate-oblong, subacute ; costa 

 finally red, percurrent in the upper leaves, abbreviate in the lower. 

 Barren. 



Probably allied to Bryum Atwaterim and B. miniatum, which both 

 differ in the leaf-cells being narrower and yellow, the leaves obtuse 

 and cucullate at the apex, faintly revolute at the borders below the 

 middle ; the last has smaller leaves and shorter marginal cells. 



Borders of ditches at Comox, Vancouver Island, April 30th, IBS'?. 

 QMacoun.) 



(495.) B. Atwateriae, C. Muell. ; Lesq. & James, Mosses of JST. 

 America, 234 ; Canadian Musci, No. 176. 



B. Macounii, Aust. in Coult. Bot. Gaz. II. 110. 



On wet rocks along G-uU Lake, Addington Co., Ont. ; abundant on 

 wet rocks, Sproat Mountain, Columbia Eiver ; wet rocks, JSTorth Arm, 

 Burrard Inlet, B.C. ; Mount Erskine, Salt Spring Island, Gulf of 

 G-eorgia ; abundant on wet rocks near Victoria and at Comox, Van- 

 couver Island ; also on wet rocks along Stewart's i^iver, northern 

 British Columbia. (Macoun.) 



(496.) B. argenteum, Linn.; Lesq. & James, Mosses of N. America, 

 234 ; Canadian Musci, Ko. ITY ; Drumm. Muse. Bor.-Am., No. 251. 



Common in various situations. (JDrummond.') On earth or stones, 

 Truro, IST.S. (^Fowler's Gat.) Common on earth by roadsides and 

 paths, and on bare rocks, chiefly the var. lanatum. Quite common in 

 Ontario and westward. On earth, Manitoba House, Lake Manitoba, 

 Man.; also at Edmonton, Athabasca ; andMcLeod'sLake, lat. 55°; and 

 at Cfiche Creek, B.C. {Macoun.) Very common on sandy soil at London, 

 Ont. {J. Dearness.) New Harbor and Chance Cove, Newfoundland. 

 {Rev. A. Waghorne.) Eocky. Mountains. (Bourgeau.) Disco Island, 

 Greenland. (Fl. Gr.) Iktigalik, Alaska. {Roth. Alask.) St. Paul 

 Island, Behring Sea. 1891. {J. M. Uacoun.) 



