c A us 
hyaline, the others oblong. Stem-leaves suboval short-acumi- 
nate entire. Branch-leaves from oval-oblong base tapering to 
an often longer and serrulate, sometimes circinnate acumen. 
Capsule. cylindric-oblong more or less curved, finally striate, 
somewhat large; lid acute. Tufts brown-green. Branches subju- 
laceous. R. fruiting. — Rocks in alp. region r. Eur. Norway 
less r.| Austria: Milde. France: Boulay. Spetsbergen: R. G yllen- 
creutz. Amer. Can. fruiting: Macoun. U. 8.: Roell, com. Cardot. 
*H.revolutum Mitten. — Stereodon Mitt.; Hypnum Lindberg; 
H. Heufleri Juratzka, in part. 
Leaves not circinnate, those of branches shorter-acuminate 
often entire. Capsules not seen. — Hur. Norway! 
2. Reptiliformia. 
A. Stem pinnate creeping; paraphyllia wanting or very few. 
Branch-leaves denticulate; inner basal cells yellow. 
. & Stem-leaves entire at least below. Capsules and leaves 
somewhat large. Tufts green. 
39.H.reptile Michaux; Schimper. — Leskea pallescens Hedwig; 
ypnum Beauvois; C. Mueller. 
Stem-leaves entire or ovate-oblong short-acuminate or filiform- 
. pointed; branch-leaves narrowly ovate-oblong or ovate-lanceolate, 
entire above and at acumen, often circinnate; alar cells small 
distinet finally brown-orange, impressed at angles on a short- 
. triangular space; the others sublinear. Capsule pale red; teeth 
. Pale yellow; segments subhyaline; lid short-pointed; pedicel not 
- — Trees and stumps not r. Eur. Sweden, Switzerl.! Ger- 
_ Many: Milde. Austria: Progel. Amer. Can.: Macoun; Moser; 
: aghorne. 
. Ü0.Hreptiliforme Kindb. revue bryol. 1895. 
. . Differs from the last: Leaves larger, long-acuminate; those of 
E ovate-oblong denticulate above, those of branches ovate- 
E lanceolate denticulate all around; alar cells large hyaline. Cap- 
- pale yellow; segments yellow; lid not seen; pedicel longer. 
77 Amer, x, Can.: Macoun. 
b. Leaves denticulate all around. 
. ^^. Branches subjulaceous us. brown. Leaves short; cells 
. Somewhat wide. 
— 3.H.perichetiale Br. eur. 3 
. Leaves subovate acute or sometimes short-acuminate; alar 
.. tells small dusky on a narrow-triangular space, the others lan- 
. eolate-oblong. Capsule finally brown; pedicel short. — Rocks 
; : Bi ur. Norway: Kaurin. Amer. Can.: Macoun. 7 
