— 112 — 
and lowest basal cells suboval, the others sublinear or : 
uppermost lanceolate. Perichetial leaves nerveless with lo 
filiform point. Capsule subcylindric. Stem subpinnate; bran 
short. — Amer. r. U. S. Pacif. distr.: Roell. Hy 
IIL Rutabularia Kindb. 
A. Leaves not or r. (sometimes in B. rivulare) plicate, n 
or faintly recurved. 
a. Monoecious us. fruiting. i 
19.B.rutabulum Linné. — Hypnum L.; Brachythecium Br. et 
Leaves more or less decurrent; alar cells hyaline somewh 
large but gen. not forming distinct auricles, the others linear- 
lanceolate; costa vanishing above middle. Stem-leaves o | 
gradually short-acuminate, minutely denticulate all aroun 
Branch-leaves ovate-oblong longer acuminate and more distinct 
denticulate princ. above. Perichetial leaves with long filiform 
point. Capsule ovate-oblong or cylindric arcuate; teeth bro 
cilia not appendiculate; lid acute; pedicel very rough, sometimes 
long. Tufts sparingly radiculose. Stem irregularly divided | 
with pinnate not compressed branches. — Rocks and logs prin 
in woods in dry stations, r. in water. Eur. common b 
alp. regions. Sweden, Switzerl., Italy! Amer. Can. r.: Macou 
Burgess; Waghorne. 
20.B.rutabuliforme Kindb. cat. Canad. m. i 
Differs frora the last: Leaves shorter acuminate. Pedicel | 
capsule about 1 c. m. long; cilia appendieulate. Stem vet 
rigid. — Stones in brooks r. Amer. Can. Brit. Col.: Macoun. 
b. Dioecious r. fruiting. 
21.B.rivulare Br. eur. — B.rivulare 
in Ottawa Natural. IV. 
Leaves long-deeurrent, broader and shorter than in B. ruta 
bulum; alar cells very large and hyaline or reddish, forming 
distinct auricles, the others lower basal suboval more nume- 
TOUS; costa us. vanishing near or 
Stem-leaves broad-ovate with ve 
Branch-leaves broadly ovate-ob! 
in B. rutabulum; teeth red or 
red; pedicel not very rough an 
culose. Stem divided jin pi 
branches. — Wet rocks and stones gen. 
Eur. common also in alps. 
zerl., Italy! Germany (fruiting): Sehim 
*Nove Brunsvicie Kinc l 
