— 881 — 
above; their leaves longer acuminate with narrower cells. — 
Amer. r. Can.: Macoun. 
154.B.alaskanum Kindb. n. sp. - 
Leaves broad-ovate apiculate or very short-acuminate, reflexed 
all around; cells wide, the upper subrhombie; costa short-ex- 
current. Capsule short but not thick, subclavate-piriform; lid 
convex mamillate; pedicel not long. Fruiting stem tomentose 
with shorter and longer shoots. Uppermost leaves of stem and 
shorter shoots glomerate; those of longer shoots not glomerate. 
— Arctie district r. Amer. Alaska: J. M. Macoun. 
D. Leaves gen. broadly limbate and not (or only on shoots) 
decurrent, us. crowded; costa excurrent. Us. synoecious. 
a. Spores very large, about 0,04—0,05 m. m. 
155.B.longisetum Blandow. 
Leaves ovate-oblong acuminate, not reflexed above, smaller 
than in B. inclinatum: the uppermost not distinctly glomerate; 
upper cells narrow; costa short-excurrent. Capsule thick sub- 
oval short-necked; lid convex apiculate; teeth yellow; pedicel 
us. 5—10 c. m. long. Stems very short or nearly indistinct, 
not densely cohering; shoots short. — Swamps and turf-moors 
also below alps r. Eur. Norway! Germany: Holler, com. 
Warnstorf. 
* B.labradorense Philibert. 
Leaves somewhat shorter and broader; costa longer excurrent. 
Capsule. shorter; pedicel gen. about 3 c. m. long. — Alp. 
swamps r. Eur. Norway! Amer. »Can.»: Philibert. 
156.B.murmanicum Brotherus. 
Leaves ovate acuminate, reflexed all around: the uppermost 
glomerate; upper cells suboblong; costa short-excurrent to an 
often deflexed point. Capsule broad-oval somewhat long-necked; 
lid flat apiculate; teeth pale; pedicel 3 c. m. long. Stem about 
1 c. m. high. Tufts dense blackish about 2,5 e. m. high; 
shoots glossy green. — Wet sand by rivers r. Eur. Russian 
Lapland: Brotherus. 
b. Spores less large, about 0,08 m. m. or smaller. Upper 
leaves reflexed all around. : 
aa. Upper leaves obtusate or short-acuminate. Capsule sub- 
globose scarcely longer than neck. 
157.B.salinum Hagen. 
Upper leaves ovate-oblong acute; costa somewhat long-excur- 
rent (in lower leaves not exeurrent) Capsule pale brown not 
eonstricted below mouth; lid small apiculate or rostellate; teeth 
