61 

 NEW CANADIAN MOSSES. 



Described by Dr. Nils G. Kindberg, Linkoping, Sweden, 1889. 



(Communicated by Prof. John Macoun, M.A., F.L.S., F.R.S.C.) 



Dicranum rugosum, Kindb. N. sp. 



Leaves very undulate, acute, from the middle dentate at the papil- 

 lose borders ; cells not rarely poi*ose, the upper short, the others long 

 and narrow, except the hyaline alar and the pale-yellow basal ones ; 

 costa narrow, subpercurrent, dentate at the back from the middle. 

 Barren. Allied to D. Shraderi. — In damp woods near Halifax, Nova 

 Scotia (June 21st, 1883). J. Macoun. Coll. 



Var. rugulosum, Kindb. N. v. 



Differs in the leaves, being slightly undulate, subobtuse, canalicu- 

 late ; the alar cells pale brown, the costa less dentate. Capsule oblique, 

 evidently furrowed in a dry state. — In the Big Swamp, Murray, 

 Northumberland Co., Ont. (October 10th, 1878.) J. Macoun, Coll. 



Dicranum Drummondii, Bland, v. trachyneuron, Kindb. N. v. 



Stems shorter than type. Leaves smaller, narrower and looser, 

 more densely and evidently serrate on the borders, subuliform-cuspidate; 

 alar cells yellow ; costa not excurrent, rough also below the middle and 

 upwards. — Cedar swamps at the base of the Oak Hills, Hastings Co., 

 Ont. (August. 24th, 1876.) J. Macoun, Coll. 



Desmatodon cernuus, Bruch & Schimp. var. xanthopus, Kindb. 

 N. var. 



Leaves less chlorophyllous than the type, costa virescent. Capsule 

 larger; teeth more united ; pedicel yellow. — On the the banks of Boggy 

 Creek, Manitoba, where the " Carleton trail " crossed it (August 10th, 

 1872.) John Macoun, Coll. 



Encalypta rhabdocarpa, Schwseger. var. leiomitra, Kindb. N. v. 



Calyptra smooth ; peristomial teeth blunt ; spores larger, about 

 0.05 mm.; costa vanishing at the apex of the leaves. — On rocks along 

 the Clearwater River, Athabasca, Lat. 57° (July 11th, 1888.) J. M. 

 Macoun, Coll. 



[^(library)» 



