- T 
rostellate; pedicel often long and at apex arcuate.  Perichetial 
leaves long-acuminate filiform-pointed denticulate above. Tufts 
green. Stem often furnished with small shoots or filiform 
branchlets, falling off to propagation. — Shady rocks and 
earth, gen. not r. Eur. Sweden, Germany, Switzerl.! Amer, Can. 
less r. fruiting: Macoun; Waghorne. 
B. Leaves nearly entire or near apex faintly denticulate; 
alar cells distinct, the others narrow-linear. Capsule not annu- 
. late. Monoecious. 
16.P.albulum C. Mueller. — Hypnum C. M; Plagiothecium 
Kindb.; »Hypnum micans Swartz»: Lesq. et Jam. 
Leaves small green ovate-oblong not recurved, us. short-acu- 
minate or with short twisted point. Capsule very small indi- 
stinctly necked, more or less oblique or arcuate; lid rostellate 
or r. obtuse mamillate. — Trees and stones r. Amer. Can.: 
Macoun. U. S.: Langlois, com. Cardot. 
17.P.fulvum Hooker et Wilson. — Hypnum H. W.; Sull. ic. 
m.; Plagiothecium Kindb. 
Leaves larger than in the last, fulvous or golden glossy 
 Ovaie-oblong recurved below.  Perichetial leaves longer-acumi- 
hate. Capsule shorter and thicker with thick neck; lid mamil- 
late. Tufts nearly eradiculose. — Swamps r. Amer. U. S.: 
Langlois, com. Cardot. 
* Leaves small gen. entire. Us. dioecious. ; 
. _ & Costa of leaves short double or indistinct. Dioecious. 
18.P.nitidulum Wahlenberg. — Hypnum Wng fl. lappon.; 
lagiothecium Schimper; P. Muellerianum Schimp.; Sull. ic. m. 
Leaves ovatelanceolate gradually tapering to a filiform often 
; long point, quite entire, distant; cells narrow-linear, alar not 
distinct, Capsule small cylindric-oblong or subobovate, gen. 
oblique and faintly cernuous, annulate; cilia short; lid rostellate; 
Pedieel short. Tufts loose glossy green. — Rocks and earth, 
Beh. r. Eur. Sweden (not r.), Switzerl.! Amer. Can.: Macoun; 
Moser, — p. Muellerianum Schimp. (syn.) differs only in smaller 
narrower leaves and looser tufts. — Eur. Switzerl.! France: 
Spruce, com. Boswell. 
 *Fpseudo-latebrieola Kindb. cat. Canad. m. 
= “eaves entire less distant, from broadly ovate-lanceolate pane 
Suddenly tapering to a straight filiform somewhat long point; 
"lar cells few often not distinct, the others narrowly linear. 
Capsule obovate-oblong oblique slightly curved often pendent; 
teeth pale; cilia long subappendiculate; lid conic; pedicel Pid 
