— 345 — 
high. — Wet alp. rocks r. Amer. Can.: Brit. Col: Macoun. 
U. S.: Roell. Ea 
bb. Upper leaves nearly crowded and. not or shortly decur- 
rent. Leaves gradually larger upwards. Tufts often low. 
27.M.orthorhynchum Bridel. 
: Lower leaves suboval, upper suboblong gen. acute; costa not 
excurrent, us. dentate at back. Capsule straight suboval; teeth 
pale; lid rostellate. Tufts us. dense. Rocks princ. in alps. 
— Eur. not r. Norway, Switzerll France: Husnot. Amer. Can.: 
Macoun. 
28.M.inelinatum Lindberg. 
Differs from the last princ. in shorter and smaller leaves; 
the lower rotundate or broad-ovate, the upper suboval subob- 
tuse. Capsule curved suboblong; teeth yellow; lid apiculate. 
Tufts often loose. R. fruiting. — Alp. rocks r. Eur. Norway, 
Switzerl.!. Amer. Can.: Drummond; Macoun. Greenl.: Vanhoeffen. 
29.M.pseudo-lycopodioides C. M. et Kindb. l. e. — M. lyco- 
podioides Lesq. et Jam. 
< Leaves as in M. orthorhynchum but gen. obtuse and more 
curled; costa not dentate, often excurrent. Capsule curved with 
distinct. neck; teeth pale; lid rostellate. Tufts loose not high. 
— Base of trees in swamps r. Amer. Can.: Macoun. 
10. Horna. . 
30.M.hornum L. : 
Leaves sublinear-lanceolate or oblong-lanceolate, not or scar- 
cely decurrent. Capsule oblong or suboval; teeth pale. Tufts 
often’ high. Dioecious. — Rocks and woods. ur. gen..com- 
toon. Sweden, Norway! Amer. Can.: Macoun. 
158. Roellia Kindb. revue bryol. 1896. ond 
LR.lueida Britton. — Bryum Britt; Roellia Kindb.; Mnium 
Brotherus in Hedwigia 1893; M. Roellii Broth. in Bot. Central- 
blatt 1890. i (d cM 
Lower leaves distant ovate acute long-decurrent entire not 
limbate; upper crowded not decurrent, subspathulate with short 
often twisted acumen, serrate in upper third, faintly reflexed 
below, limbate by 2 narrow cellrows; upper cells oval-oblong, 
lower oblong or narrower; costa abbreviate. or short-excurrent. 
Comal leaves oblong-lingulate. Perichetial leaves erect, shorter 
aud much narrower, long-acuminate: inner nearly entire, neither 
limbate nor. reflexed. Capsule long subcylindric pale rufous 
not constricted; teeth yellow; lid high-conie short-apiculate pale; 
pedicel very long, irregularly curved or geniculate. Tufts green. 
: i 28 
