— 203 — 
B. Leaf base more or less dusky. Leaves and branchlets 
r brittle. Leaves gen. (exc. C. Schimperi) not appressed. 
à. Leaves notinvolute above; costa long-excurrent. Not r. fruiting. 
3.C.piriformis Schultz. — Dicranum Schz.; Campylopus Bridel; 
C. turfaceus Br. eur. ; 
Upper leaf-cells subrhomboidal; costa sometimes sulcate, Stem 
short, radiculose at base. — Heaths and moorlands, Eur. notr. Swe- 
den: Aokerman, com, Lindberg. England: Holt. France: Du Noday. 
b. Leaves involute above; costa gen. less long-excurrent, 
Very r. fruiting. 
4.C.subulatus Schimper. — C. brevifolius Br. eur. 
Upper leaf-cells gen, rhombic-quadrate, the alar sometimes 
nearly distinct; costa faintly sulcate, sometimes hyaline at apex. 
Tufts very low without rhizoids. — On stones r. Eur. prine. 
in warmer districts. Switzerl.! Belgium: Gravet. France: Ber- 
thoumieu. Austria: Breidler. Sweden: P. Larsson. 
5.C.Heinriei Renauld et Cardot. v 
Differs from the last: »Leaves brittle; upper cells longer rect- 
angular; costa longer excurrent, not sulcate»: Ren. et Card. — 
Amer, r. »U. S.»: R. et C. 
6.C.Schimperi Milde. — Leptotrichum tomentosum  Kindb. 
note on Can. Bryol. j 
. Leaves us. appressed when dry; upper cells oval-rhomboidal; 
costa not sulcate. Tufts tomentose often very low, sometimes 
high. —- Damp rocks prine. in alps r. Eur. Switzerl., Norway! 
Austria: Breidler. Engl.: Holt. Amer. Alaska: J. M. Macoun. 
: Ill. Eu Campylopus. 
A. Leaves somewhat short, distinctly denticulate above at 
lamina, flexuous when dry; costa long-excurrent gen. without 
. hyaline hairpoint. Capsules unknown. 
. T.€.Donnellii Austin. — Dicranum Aust.; Campylopus Lq. et Jam. 
. Leaves abruptly attenuate, indistinctly auricled, not large; 
Upper cells oval-rhombie; costa not sulcate. Tufts greenish to- 
mentose not high. — Amer. U. S., Florida: Austin, eom. Cardot. 
8.C.subleucogaster C. M. — Dicranum (Campylopus) C. M. 
^Differs from the last in its dirty yellow color, leaves less | 
open and less abruptly narrowed, costa broader; terminal 
 btanchlets bristles Lesq. et Jam. — »Leaves distinctly auricled; 
Upper cells quadrate; costa serrulate at apex. Tufts loose, 
about 3 c. m. high. Stem with very short, densely crowded 
| branches at apex. — Amer. r. U. S., Alabama: Mohr»: C. M. 
In Flora 1875. ; por 
