MACOUN.] CATALOGUE OP CANADIAN PLANTS. 97 



57. MERCEYA, Schimp. 



(375.) M. (Scopelophila) latifolia, Kindb., Bull. Torr. Bot. Club, 

 XVI., 94 ; Canadian Musci, No. 459. 



Densely caespitose. Plants 1-2 cm. high, brown-ferruginoug-below, 

 green at the tips, divided, at the base radiculose. Leaves quite smooth, 

 spathulate-lingulate, obtusate or sub-acute, entire, slightly reflexed at 

 base, plane above, broad-bordered with greater, orange-colored cells ; 

 basal cells narrow, upper small and round ; costa percurrent or scarcely 

 excurrent. Habit of Barbula ruralis. 



On the upper slopes of Mount Finlayson near Goldstream, Vancouver 

 Island, May 18th, 1887. (Macoun.} This fine species was found in 

 California (Herb. C. Mueller) but not described. (Kindberg.} 



X. TETEAPHIDE^E. 

 58. TETRAPHIS, Hedw. 



(376.) T. pellucida,lHedw. ; Lesq. & James, Mosses of N. America, 

 186 ; Canadian Musci, No. 136 ; Drumm. Muse. Bor.-Am., No. 31. 



About the roots of trees in the country extending from the Atlantic 

 to the Eocky Mountains. (Drummond.} Chicken Bay, Trinity Bay 

 and Green Harbor, Newfoundland. (Rev. A. Waghorne.} Miquelon 

 Island. (Delaware.} Pictou Co., N.S. (McKay.) On rotten wood, 

 common, N.B. (Fowler's -Cat.) On decaying stumps, Tobique River, 

 N.B. (Hay.} Common on old stumps at Canaan Forks, N.B. (J. 

 Moser.} On the bases of rotten stumps in swamps across the continent. 

 Ste. Anne des Monts River, Graspe' Co., Que. ; quite common on Prince 

 Edward Island ; abundant at Ottawa, Belleville, Carleton Place, Lake 

 Nipissing, Owen Sound, Wooler, Port Dover, Leamington and Lake 

 Nepigon, Ont. ; woods, shore of Lake Winnipegoosis, Man. ; Columbia 

 River at Donald and Revelstoke, also at Quesnel and Sicamous, B.C. ; 

 at Comox, Vancouver Island. (Macoun.} Saskatchewan. (Bourgeau.} 

 Athabasca River, N.W.T. (J. M. Macoun.} Very common on stumps 

 in swamps at London, Ont. (J. Dearness.} Sitka. (Roth. Alask.} 

 Mountains of British Columbia. (Lyall.} 



(377.) T. geniculata, Girgens. ; Lesq. & James, Mosses of N. 

 America, 187 ; Canadian Musci, No. 422. 



Moose River. (Lyall.} Sitka. (Rothroch.} On old logs in a 

 swamp at Revelstoke, Columbia River ; also in a swamp at Craig- 



