MUSCI. (MOSSES.) (45) 645 
cylindrical, slightly curved, short-necked; pedicels 1-5 from the same peri- 
cheeth ; male flower somewhat discoid. — Shaded woods, at the base of trees: 
common.— Among the largest of the genus. (Eu.) 
9. B. Wahlenbérgii, Schwegr. Patches oo pale glaucous- 
green ; stems erect, or hig at the base, 1/- iaihisee xin serrate, 
ate, 
lower ones e uppermost lanceol 
rather loose oe aati shor’ preform, ——* short necked, ae 
dry wide-mouthed; annulus none; male flower di conspicuous, 
on a slender stem.—Springy and gravelly places; not uncommon: but the’ 
fruit rare. (Enu.) 
__- 10. B. argénteuma, Linn. Patches — stems 4!-10! high, 
divided ; branches julaceous ; leaves very concave, entire, loosely areolated ; the 
lower distant, broadly ovate; the upper oat ane te, imbricating ; capsul 
abruptly pendulous, eek deep purple when ripe. — On exposed ground, 
roofs, pavements, &e. : mely common See Gaal species. (Eu.) 
* * * Leaves eee the costa extending to the apex. 
ll. B. pseudo-triquétrum, Schwegr. Patches large, green 
inclining to blackish or lish ; stems 1/-3! high, radiculose ; leaves ovate 
" ‘ 
ord hi 
at the apex ; capsule pendulous, oblong-pyriform, with a tapering neck. — We 
rocks, in hilly districts, Southern Ohio. — Resembles B. bimum, but is more 
robust, and with a different inflorescence. (Eu.) 
12. B. turbinatum, iste. Duiches pale oom,” sometimes with, a 
reddish tinge ; stems 1/—2/ long ; 
subdecurrent, slightly recurved on the margins, the marginal cellules long and 
narrow ; copenls ventricose-pyriform, very much constricted under the mou 
when dry.— Wet rocks, below Niagara Falls, (Eu.) 
13. B. Duvailii, Voit. Distinguished from the preceding (some forms 
of which it much resembles) by its more slender stems ; its remote, spreading, 
bea: much de pres less oe ari of a looser areolation and with plane 
capsule trict e mouth when dry.— Mountains of 
New a arte pi (Eu.) 
4. B. alpinum, L. Tufts dense, deep red, shining ; stems (}!-2! high) 
stiff; leaves lanceolate, nearly erect, closely imbricating, straight, recurved 
on the margins; costa strong, rigid; capsule oblong-pyriform, pendalons, 
deep red.— Alpine region of the White Mountains, New Hampshire, Oakes. 
(Eu.) 
* * * * Leaves ovate; the costa excurrent. 
+ Inflorescence hermaphrodite. 
15. B. cérmuum, Hedw. Closcly cespitose; stems branched, radicu- 
lose ; leaves ovate-acuminate, concave, with recurved margins ; es pena 
lous, oblong-pyriform, the see and operculum very small ; 
Be , t sae — Wet woods, Northern Ohio. "(ita 
6. B. bimum, . Stems 1/-2! long, matted by the purplish 
ina leaves above saune or lurid-green, below pepe ovate- 
