== 84 <. 
lid obtuse; pedicel not long. Tufts dense dark green or blackish, 
Branches not long. — Stones in alp. rivulets gen. r. Eur, 
Norway! Amer. r. Can.: Macoun. ; 
€. Alar leaf-cells not red, gen. distinct; the inner sublinear. 
Stem soft. : 
15.C.molle Dickson. — Hypnum Dicks. H. dilatatum Wilson 
H. alpinum Schimper. | 
Leaves subcircular or oval-ovate with contracted base, obtuse 
or short-apiculate, crenulate or sinuolate above, crowded; alar 
cells gen. small; costa us, double. Capsule arcuate; lid obtuse 
or apiculate; pedicel short. Tufts dense brown or brownis 
green often with golden glossy branch-tops. Stem sometimes 
denudate below; branches more or less turgid. — Wet al 
rocks. Eur. not r. Norway! Amer. r. Can.: Macoun. 
16.C.alpestre Swartz. — Hypnum Sw. 
Leaves entire suboblong, narrower than in the last and less 
patent when moist, crowded, 
acuminate acute; alar cells of 
costa often simple. Capsule as in the ] 
longer pedicel. Habit of the last. — Wet rocks in northern 
alps r. Eur. Norway! Amer. Can.: Maeoun. Greenl.; Berggren. 
17.C.columbico-palustre C. M. et Kindb. — Hypnum cat. 
Can. m. 
Leaves suboblong denticulate above middle, crowded; alar 
cells large; costa simple, reaching above middle. Capsule ar- 
cuate; lid flat mamillate; pedicel somewhat long. Tufts green 
or golden glossy. — Wet rocks r. Amer. Can, Brit. Col.: Ma- 
‘coun, 
18.C.eireulifolium C. M. et Kindb. — Hypnum cat. Can. m 
Leaves subreniform or subeireular with cordate base, faintly 
crenulate all around, distant and green; cells and costa as in 
C. molle. Capsules unknown, — Rocks below alps r. Amer. 
Can. N. Brunswick: Moser. s 
B. Dioecious very r. fruiting. Leaves ug. entire; alar cells 
very small or indistinet. Stem often si 
à. Stem julaceous eradiculose. 
ded; costa short. 
apieulate, brown or green, near! 
oblong-lanceolate, the alar indistin 
very turgid not rigid. Swamps i 
