63 



Leskea nervosa, Myrin, var flagellifera, Kinclb, N. var. 



Stem furnished with numerous flagelliform branchlets ; leaves 

 small. — On trees in McKay's woods near Ottawa (Oct. 24th, 1885). 

 J. Macoun, Coll. 



Thudium lignicola, Kindb. 1ST. sp. 



Monoecious. Tufts yellowish or bright green. Stems simply 

 pinnate with few rhizoids and short, scarcely ramose, paraphyllia ; 

 branches close, distichous, attenuate, flexuous or slightly recurved. Stem- 

 leaves from the broad cordate base attenuate to a long, often curved, 

 point, faintly striate, refiexed on the boi'ders ; branch-leaves shorter, 

 acuminate ; all denticulate from the middle upward and papillose at the 

 back or on both sides ; cells obscure and rounded ; costa vanishing in or 

 below the apex. Capsule cylindical, arcuate and light brown ; teeth 

 pale ; cilia? long, perfect ; annulus double ; lid conical. Differs from 

 T. Blandovii in the shorter areolations of the leaf-cells, the smaller 

 capsule and the shorter paraphyllia. — On rotten logs along the base of 

 the Porcupine Mountains, Manitoba (July 29th, 1881). John Macoun, 

 Coll. 



Cylindrothecium cladorrhizans (Hedw) Sulliv. Non Schimp. 



This specLes differs from the European Cylindrothecium Schleicheri 

 Bruch, & Schimp, principally in the easily detached annulus of the cap- 

 sule (Demeter Revue Bryol, 1885, No. 6). — On rotten logs and on 

 stones and roots of trees in woods ; Ontario. Common at Ottawa. 



Bi-achythecium rivulare, Bruch Ms. x Novse-Brunsvicise, Kindb. 

 N. Snbsp. 



Stem iiTegularly divided ; branches simple and elongate. Leaves 

 glossy, orate, blunt or short-acute, striate, decurrent, indistinctly denti- 

 culate above or from the middle ; cells dilatate, principally the lower and 

 the uppermost, the alar and basilar finally orange-reddish, the alar rarely 

 greater ; costa short and simple. — On a horse trough at Canaan Forks, 

 Queen's Co., New Brunswick (October, 1889). J. Moser, Coll. 



Brachythecium cyrtophyllum, Kindb. N. sp. 



Habit of a small form of B. albicans. Plants crespitose, green and 

 faintly glossy. Stems irregularly divided, not creeping ; branchlets 



