70 



BRITISH MOSSES. 



Leaves (b) . Very narrow, subulate, scarcely more than a nerve. 

 Capsule. Minute, seta slightly curved. Spring. 

 Locality. On the sides of limestone rocks. Rare. 



Fig. 4. Seligeeia calcaeea. 

 Chalk Bristle Moss. 



Colour. Dull green. 

 Stems. Hardly any, simple. 



Leaves (b) . Lower part ovate, upper subulate (ovate-subulate) , nerve thick. 

 Capsule. Larger than in pusilla, seta thicker. Spring. 

 Locality. On chalk. 



Pig. 5. Seligeeia calcicola, 

 Little Chalk Moss. 



Colour. Pale green. 

 Stems. Very short. 

 Leaves (b) . Lanceolate, few. 

 Capsule. Roundish. Spring. 

 Locality. On chalk. 



Fig. 6. Seligeeia eecuevata. 

 Curve-neckecl Bristle Moss (b) . 



Colour. Dull green. 



Stems. Very short. 



Leaves (c) . Lanceolate-subulate, bent. 



Capsule. Minute, on curved seta. Spring. 



Locality. Sandstone rocks. 



The following species have lately been discovered in England : — - 

 Seligeria tristicha. Three-leaved Bristle Moss. Bright green, leaves lanceo- 

 late, not spreading at all, in three ranks, in other respects like calcara. 



Seligeria diver sifolia. Various-leaved Bristle Moss. Colour dull green, 

 leaves linear-lanceolate, more numerous than in calcicola. 



