Mosses and Lichens 



Teeth (peristome). Dark-red, each tooth divided into two 

 unequal forks, free or united by the cross-bars. 

 Annulus. Double. 



Spores. Very small, smooth, mature in early spring. 

 Distribution. Nearly universal, but not found in Great Britain. 



Leaves. 



Vein at Spore-case Spore-case 

 apex. with veil. with lid. 



D. pallid nin 



Plant. 



THE LITTLE-BEARD MOSSES 

 Genus BARBULA, Hedw. 



The species of this genus are found in tufts or cushions 

 tinged with rusty-brown, on stone walls, rocks, tree-trunks 

 and the ground. 



The leaves usually much curled and twisted when dry are 



small, and gradually 

 lance-shaped from an 

 oval base, with a 

 round vein vanishing 

 below or rarely ex- 

 tending beyond the 

 apex ; the basal cells 

 are small rectangular 

 and transparent ; the 

 upper are small, round 

 or four-sided, often 

 obscure. 



B. ccespitosa. Leaves. 



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