164 BRITISH MOSSES. 



Fig. 12. Mnium subglobosum. 



Round-fridted Thread Moss (a) . 



Oolowr. Light green^ stems black. 



Stems. Erect; shoots erect, in patches. 



Leaves (b) . Obtuse, roundish ovate, bordered irregular ; the nerve ceasing below 



the apex. 

 Flowers and Fruit. Synoicous ; seta very long ; capsule small, pendulous, 



roundish ; lid rostrate. Sjsring. 

 Locality. Wet places. 



CINCLIDIUM. 



Fig 13. Generic Chaeactee (a) . 



Similar to Mnium, but differing in the structm'e of the peristome. Peristome 

 double, outer consisting of sixteen short obtuse teeth, composed of layers {lamellcB) ; 

 prominent on the inner side ; the inner of a membrane, dome-shaped, perforated 

 to correspond with the outer teeth, and narrow teeth, filling up the spaces 

 between ; (a) gives a portion highly magnified, (b) the entire peristome less so. 



CiNCLIDIUM STYGIUM. 



Sooty Cupola Moss (c) . 



Colour. Leaves pale green ; stem sooty, with a dense mass of radicles. 



Stems. Thickly tufted and matted, erect. 



Leaves {d) . Ovate, apiculate, bordered ; nerve excurrent or reaching quite to 



the apex. 

 Mowers and^ Fruit. Synoicous ; seta very long and thread-like ; capsule small, 



oval; pendulous, lid convex, not beaked. Summer. 

 Locality. Bogs ; but not common. 



