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BRITISH MOSSES. 



Oethotrichum fastigiatum. 

 Close-tufted Bristle Moss. 

 Stems tufted, leaves ovate-lanceolate ; capsule oblong-pyriform. Very rare. 



Orthotrichum affine. 

 Many-stalked Bristle Moss. 



Colour. Yellow green. 



Stems. Long, tufted, branched, especially near the summit. 



Leaves (b) . Oblong-lanceolate, margin recurved with glands {papillose) ; rather 

 large. 



Flowers and Fruit. Capsule long, striae narrow, exserted ; calyptra green ; inner 



peristome of eight cilia. Summer. 

 Locality. Very common, on trees. 



Fig. 7. Orthotrichum rupestre. 

 Rock Bristle Moss (a) . 



Colour. Dark green. 

 Stems. Long, branched. 



Leaves (b) . Spreading, rather recurved ; lanceolate. 



Flowers and Fruit. Capsule pyriform, striae eight, very faint ; peristome of six- 

 teen teeth, in pairs. Summer. 

 Locality. On rocks. 



Fig. 8. Orthotrichum speciosum. 

 Great Bristle Moss (a) . 



Colour. Yellow green. 

 Stems. Long, much branched. 



Leaves (b) . Lanceolate, spreading, serrated above ; margin recurved below ; 

 papillose. 



Flowers and Fruit. Capsule on long seta, yellow ; striae faint. Summer. 

 Locality. On trees. Rare. In Scotland. 



