— 209 — 
Ditches and roadsides r. Amer. U. S.: Sulliv. ct Lesq., com. 
Renauld; Langlois, com. Cardot. 
- b. Leaves serrulate above, not recurved; alar cells not de- 
fined. : 
18.D.rufeseens Dickson. — Bryum Dicks. Dicranella Sch. 
Leaves longer upwards, nearly straight or curved: the upper- 
most narrowly ovate-lanceolate; cells less narrow than in D. 
rubra. Capsule symmetric blood-red us. erect; teeth cleft nearly 
to middle; lid rostellate us. half as long as capsule; annulus 
none. Tufts often rufescent. Male plants resembling a Phascum. 
— Wet clay and stony ground, Eur. not r. Sweden: R. Hart- 
man; M. Huss. Amer. Can. J. Macoun. Alaska: J. M. Ma- 
coun. 
* D.humilis Ruthe. 
Capsule inclined and curved when dry. Leaves pale green, 
the upper more flexuous. — Sandy and clay soil r. Eur. Nor- 
way: N. Bryhn. 
94. Dieranoweisia Lindberg. 
- A. Leaves recurved gradually acuminate; costa not excur- 
rent. Peristomial teeth not cleft; annulus revoluble. 
1.D.cirrata L. — M»nium L.; Dicranoweisia Lindb. 
Leaves subulate-acuminate; alar cells not well-defined; costa 
subpercurrent. Perichetial leaves abruptly narrowed to a shor- 
. ter acumen; costa vanishing below it. Capsule erect cylindric 
. pale or yellowish brown. Tufts pale green. — Logs and rocks 
not r. Eur. Sweden, Switzerl.! Amer. Can.: Macoun. 
B. Leaves not recurved. Peristomial teeth us. cleft; annu- 
lus indistinct. 
a. Leaves abruptly acuminate; costa not excurrent. Capsule 
straight symmetric. Perichetial leaves very short. —— 
= 2D.erispula Hedwig. — Weisia H.; Dicranoweisia Lindb. 
. "Leaves with long subulate channelled acumen; alar cells 
well-defined. Capsule pale brown us. oval-oblong, or cylindric 
. When young, r. cylindric when old; teeth sometimes entire. 
. Perichetial leaves short-apiculate. Tufts brown or blackish 
when dry. — Rocks prine. in alps, common in alp. regions. 
Eur. Norway, Switzerl.! Sweden: Miss O. Cron. Spetsbergen: 
Berggren. Amer. Greenl.: Berggren. Alaska: J. M. Macoun. 
Can.: J. Macoun; Waghorne. U. 8: Henderson, com. Cardot. 
3.D.compacta Schleicher. — Grimmia Schl.; Dicranoweisia 
Y himp. 
Co Differs from the last: Leaves with sublinear not long often 
