176 BRITISH MOSSES. 



Fig. 6. Splachnum sph^eicum. 

 Round-fruited Collar Moss (a) . 



Colour. Dark green. 



Sterns. One inch long, tufted. 



Leaves (b) . Roundish ovate, acuminate, cellules very large ; nerve ceasing near 

 the apex. 



Flowers and Fruit. Dioicous ; seta extremely long ; capsule small ; apophysis not 



inflated. Summer. 

 Locality. Animal refuse in mountain districts. 

 The whole plant lax and succulent in texture. 



TETRAPLODON. 



Fig. 7. Geneeic Chaeacter. 



Similar to Splachnum, but the plants are of longer duration and firmer texture; 

 the capsule and apophysis are of the same colour, and the latter does not become 

 larger after it is mature, nor does the seta lengthen after the capsule is formed. 

 Peristome of sixteen teeth, at first in sets of four. 



Fig. 8. Teteaplodon minoides. 



Brown tapering Collar Moss (a) . 



Colour. Green, capsule brown. 



Stems. Half- inch to three inches long, tufted. 



Leaves (b) . Elliptical, suddenly tapering to a point, the upper ones almost hair- 

 pointed ; crowded, imbricated, areolae large. 



Flowers and Fruit. Monoicous ; seta one inch to two and a-half long ; capsule 

 oval, blackish ; apophysis large ; peristome inserted below the mouth of 

 capsule. Summer. 



Locality. Mountainous places, on animal refuse, &c. 



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