Ser. 1. Pleurocarpous. 
Capsule lateral upon the stem or the branches, re- 
gularly dehiscing by a deciduous lid. 
Stem usually very much ramose and depressed to 
the substrate, sometimes ascending, less often erect, rarely 
quite straight. 
In Hedwigia the capsule is generally toda 
Tribe 1. Tricholepides. 
Segments of the endostome (inner peristome) cilii- 
form without keel or longitudinal line, free (neither connate 
nor united). Usa 
Capsule symmetric and erect; pedicel smooth. Leaves - 
not distichous. Stem inate ee, without para- 
phyllia. 
2. Sometimes the endostome or E whole peristome 
.. Às wanting. i 
UU uM. Leaves timbate y Kort cells ; specie alar cells 
generally not defined; inner cells seriate. he ug often 
: immersed: x ; 
: Fam. 1. TRE 
- Leaves. smooth or papillose: borders recurved. Peri- 
2 ome sometimes simple or wanting. Calyptra eucullate : 
or mitriform. Branches julaceous or subjulaceous. 
cells not seriate. Capsule not imm 
— B. Leaves not limbate; alar cells ds midénte rit inner ee 
