MACouN.] CATALOGUE OP CANADIAN PLANTS. 25 



(89.) D. viridGf Schimp. ; Lesq. & James, Mosses of N. America, 



69 ; Canadian Musci, No. 35. 



Quite common, but always barren, on the bases of growing trees and 

 old lying logs in woods. Green Harbour, Newfoundland. {Reo. A. 

 Waghome.) On trees, Canaan Forks, Queen's Co., N.B. (-7 

 Moser.) On trees, Eustico Bay, Prince Edward Island, 1888; very 

 common at Ottawa, Belleville, Owen Sound and throughout Ontario ; 

 near Mori ey in the Eocky Mountains, 1885. (Macoun.} Common in 

 pulvinate buttons on trees, Nixon's Pond, London, Ont. (J. Deamess.) 



(90.) D. flaeeilarOi Hedw. ; Lesq, & James, Mosses of N.America, 



70 ; Canadian Musci, No, 36. 



D. strictum, Drumm, Muse, Bor.-Am, No, 81, 

 Very common on decaying logs in damp woods. On fallen timber 

 about Lake Superior, (fcc, (Ifrummond.) On decaying logs, St. John, N.B. 

 (^Fowler's Gat.) Tay, YorkCo, ; and Canaan Forks, Queen'^ Co., N.B, 

 (J. Moser.) Quite common at Sudbury Junction, Ottawa, Belleville, 

 Wooler and throughout Ontario ; on logs, Manitoba House, Lake Mani- 

 toba; Lesser Slave Lake, N,W,T. ; and Quesnel, B.C., 1875. (Macoun.) 

 On logs near London, Ont. (J. Deamess.) 



(91.) D. Miquelonense, Een. & Card., Coulter's Bot. Gaz. Vol. 

 XIV., 93. 



In small, compact, yellowish-groen tufts. Stems dichotomous, radi- 

 culose below, 1-3 cm. long. Leaves small, short, erect-imbricate 

 or slightly incurved, oblong-lanceolate, acute or obtuse concave, 

 entire or minutely sinuate-denticulate at apex, 2-3 mm, long, .50-.75 

 mm, broad ; costa vanishing near the apex, smooth or scarcely rugose 

 at back. Cells of the areolation smooth, small, short, quadrate or 

 irregularly angular in the upper half, rectangular, 1-3 times longer 

 than broad, thin-walled toward the base, the alar lax, large, quadrate 

 or sub-hexagonal, brown or yellowish. Fruit unknown. 



Eather resembling in habit the stunted forms of -D. elongatum, Schw., 

 and D. Groenlandicum, Brid., but quite distinct by the form and areolation 

 of the leaves. It has also some affinities with D. fiagellare, Hedw. 



On ground and rock, Miquelon Island, Gulf of St. Lawrence, 

 (Delamare.) 



(92.) D Groenlandicum, Brid, 



D. tenuinerve, Zett. ; Coulter's Bot. Gaz, Vol. XIV, 99, 

 D. Labradoricum, C. MuelJ. 



Miquelon Island. (Delamare.) Mansfield Island, Hudson Sti-ait. 

 (jB. Bell.) In bogs, Jupiter Eiver, Anticosti. (^Macoun.) Labrador 

 and Greenland. (Kindb.) 



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