EXPLANATION OF THE PLATES. 



157 



Leaves. Ovate-lanceolate, scattered, nerve broad. 



Flowers and Fruit. Dioicous ; seta slender ; capsule pyriform ; neck tapering. 

 Summer. 



Locality. On the ground in barren places. Common. 



Fig. 15. Beyum mueale. 

 Wall Thread Moss (a) . 



Colour. Yellow green. 



Stems. Short, with innovations. 



Leaves (b) . Lanceolate ; upper part serrated, acuminate. 



Flowers and Fruit. Dioicous ; capsule large, pyriform, drooping. Summer. 



Locality. On walls. Mr. Wilson. 



Fig. 16. Beyum ateopuepueeum. 



Dark Thread Moss (a) . 



Colour. Purple green, very dark. 

 Stems. Short, branched. 



Leaves (b) . Ovate-acuminate ; erect when dry, margin reflexed. 



Flowers and Fruit. Dioicous ; seta purple ; capsule contracted below the lid. 



oval-oblong. Summer. 

 Locality. Banks and walls. 



E. Leaves concave, closely imbricated, nerve not excurrent. 



Fig. 17. Beyum julaceum. 



Slender-branched Thread Moss (a) . 

 Colour. Brownish green. 



Stems. Slender, in patches ; branches thread-like (filiform) . 

 Leaves (b) . Ovate-concave, not serrated, obtuse. 



Flowers and Fruit. Dioicous ; seta arched, long and slender ; capsule oblong. 



Autumn. 

 Locality. Wet rocks. 



Y 



