33 
rostrate, not or indistinctly necked; pedicel elongate. 
Leaves sheathing and channelled, denticulate, crisped when 
dry; basal cells, at least the inner ones, hyaline; costa 
not excurrent. Dioecious, rarely fruiting. 
DB. Peristome cancellate at base, divided above in 
filiform, more or less cohering branches. 
V. Cinclidotece. Leaves without lamelle, often 
smooth; borders thick. Dioecious. 
120. Dialytrichia. Capsule terminal on the stem; 
pedicel long; teeth faintly twisted. Leaves papillose, obtuse. 
121. Cinclidotus. Capsule placed on small lateral 
branches, often nearly immersed; pedicel short; teeth not 
or searcely twisted. Leaves generally smooth, often acute. 
Fam. 25. Calymperaces. 
192. Calymperes. Capsule oval; pedicel short. 
Leaves not sheathing, suboblong, entire and convolute, 
rigid when dry, often with propagula; basal cells, at least 
the inner ones, hyaline. Dioecious. Habit of Syrrhopodon. 
Fam. 26. Encalyptacez. : 
193. Encalypta. Leaves very papillose above. Peri- 
stome variable or wanting. 
124. Merceya. Leaves smooth or p intinincug papil- 
lose. Capsules unknown. | 
Fam. 2 ornate. 
1. Orthotrichee. Capsule terminal, often immersed; 
peristome generally double; segments usually ciliiform; 
calyptra mitriform. Leaves usually papillose, often crisped ; 
inner cells not seriate; alar cells sometimes subquadrate; | 
costa not excurrent. Stem generally erect and sparingly 
branching, seldom decumbent. Tufts often pulvinate. | 
195. Orthotrichum. Calyptra denn. pnto s and AE: 
. 
3 hiwy. 
IL Macromitriee. Capsule lateral, not FONDO 
ing; —€— numerous. BEC 
calyptra subeampanulate. Leaves indistinctly papillose; o. 
cells obliquely seriate, the alar not enat ‘Stem Mo E d 
