EXPLANATION OF TEE PLATES. 165 



Plate XXV. 



MBESIB^. 



Fig. 1. Chaeacteeistics op Oedee. 

 Plants with branched stems ; seta long j capsule irregularj mouth oblique 

 peristome double, fructification terminal. 



PALUDELLA. 



Fig. 2. Paludella squaeeosa. 



Drooping-leaved Thread Moss (a) . 

 Colour. Light green. 



Stem.'!. Long, branched, thickly radiculose. 

 Leaves (h) . Spreading and recuryed-ovate, lanceolate ; apex serrated ; nerve 



ceasing below the apex. 

 Flowers and Fruit. Dioicous ; capsule oblique, irregular, elliptic ; peristome 



double. Barren iu Britain. Summer. 

 Locality. Wet bogs. 



The only species of the genus. 



MBESIA. 



Fig. 3. Meesia uliginosa. 



Bivarf Meesia (a) . 

 Colour. Yellow green. 



Stems. Short, tufted, erect ; innovations from the apex ; radiculose. 



Leaves (b) . Lanceolate, lower ones scattered, upper ones crowded ; nerve broad, 

 not continued to the apex. 



Flowers and Fruit. Both monoicous and synoicous on the same plant ; seta very 

 long ; capsule {Fig. 1) pyriform, g-ibbous at the back, mouth oblique ; peris- 

 tome double, outer of sixteen short teeth, inner longer, a membrane divided 

 into sixteen processes almost to the base. Summer. 



Locality. Wet places, chiefly in Scotland. 



