— 847 — 
bb. Capsule thick-walled. Leaves not setaceous; costa narrow. 
II. Eu-Bryum. Capsule with distinct, already before sporosis 
downwards narrowed neck. Leaves often limbate; costa often 
excurrent. Stems r. julaceous. . 
II. Pachylophus. Capsule with very short and thick, before 
sporosis not narrowed and often indistinct neck. Leaves not 
limbate, gen. reddish at insertion; costa not often excurrent. 
Stems mostly julaceous. Us. dioecious. 
b. Cilia. gen. smooth, r. appendiculate. Spores gen. large, 
about 0,08—0,04 m. m., r. smaller (about 0,02 m. m.) Cap- 
sule not r. oblique. 
IV. Cladodium. Capsule gen. with distinct narrowed neck. 
Leaves mostly limbate; costa us. excurrent. 
B. Perichetial leaves well-defined gen. numerous. — Leaves 
gen. denticulate with numerous teeth, r. (in Epipterygium) lim- 
bate; costa gen. not excurrent. Capsule narrowly necked, not 
oblique; cilia very r. (in Webera) appendiculate; spores gen. small. 
&. Endostomial segments broad; cilia us. long. 
V. Webera. Leaves not limbate, us. denticulate; cells us. 
narrow; costa sometimes short-excurrent. 
VL Epipterygium. Leaves broadly reddish limbate, entire, 
the larger us. distichous; cells dilated; costa abbreviate. 
b. Endostomial segments somewhat narrow; cilia short or 
rudimentary. 
VII. Pohlia*. Perichetial leaves sublinear-lanceolate narrowly 
acuminate acute. Leaves not limbate; upper cells gen. very 
narrow. 
Eu-Bryum. 
- A. Basal leaf-cells not (or very pale) red. Capsule brown. : 
. Leaves gen. entire. Dioecious. 
1. Julacea. Leaves crowded small green us. shining, gen. 
neither limbate nor reflexed; cells mostly very narrow; costa 
not or scarcely excurrent. Capsule not oblique. Stems julaceous. 
R. fruiting. 
2. Speirophylla. Leaves more or less distant, often red, 
not shining, sometimes reflexed or limbate; cells dilated; costa 
sometimes excurrent. Capsule straight or (sometimes in B. pallens) 
oblique. Stems not julaceous. 
B. ‘Basal leaf-cells (at insertion of elder leaves) us. deep-red. 
*) This section could be related as ‘a proper genus to fam. Meeseacee, 
allied to Plagiobryum and Orthodontium. | 
