27 
teeth sometimes (in 7. splachnoides) partite, mostly de- 
flexed when dry. Leaves acuminate, serrate above. Spores 
small  Monoecious. 
Il. Oedípodiec. Peristome wanting. Leaves opake. 
Pedicel of the capsule eonfluent, with the neck. 
82. Oedipodium. Pedicel and neck of the capsule 
tubular, whitish green, not rigid. Leaves obtuse and entire, 
with long cilia at base; costa broad. Sometimes synoecious. 
Fam. 21. Dicranacee. 
A. Peristomial teeth 8. 
I. Octoblepharece. Peristomial teeth entire, short 
and pale yellowish. Capsule straight; pedicel short. Leaves 
whitish and rigid, not mamillose; marginal cells numerous 
at the base; costa very broad. 
88. Octoblepharum. Plants small. 
B.  Peristomial teeth 16. Leaves whitish, nearly 
filled by the costa; marginal cells obsolete. 
IL Leucobryece. Capsule curved; teeth bifid, long 
and red; pedicel long. Leaves not mamillose, plurifarious. 
84. Leucobrgum. Plants generally robust. 
C. Peristomial teeth 16. Leaves green, with distinct 
cells on both sides of the costa. 
a. Leaves distichous. 
Ill. Distichieæœ. Capsule erect or inclined; teeth cleft. 
Leaves sheathing; lower cells narrow, the upper pronta 
alar cells not defined. | 
85. Distichium. Leaves Mu and narrow; costa 
long-excurrent. 
b. Leaves ei 
aa. Leaf-cells dilated, the upper iineely aoak 
c IV. Aongstroemiec. Capsule straight, very small; 
teeth cleft. Leaves not mamillose, short and obtuse. — 
; 86. — paas wees not striate. Plants — 
very small. 
bb. Leaf-cells. narrow, at least the lower ones; LI 
et Molins uadr: rate long-ova 
