ON THE BEISTOL MOSSES. 195 



Seligeria pusilla (B. and S.) 

 Henbury. 



Schistidium apocarpum (B. and S.) 

 Frequent on rocks. 



Trichostomum crisp alum (Bruch.) 



St. Yincent's Eocks ; Ashton; Westbury. 



Trichostomum mutabile (Bruch.) 



Leigh "Woods , Portishead. 



Trichostomum rigidulum (Sm.) var densum. 

 Ecstfield. 



Trichostomum flexicaule (B. and S.) 

 Cheddar. 



Tortula rigida (Schultz.) 

 Frequent. 



Tortula gracilis (Schu.) 



Durdham Down. 



Tortula fallaxXHedw.) 



Leigh Woods ; Stoke Bishop. 



Tortula tortuosa (W. and M.) 



St. Yincent's Rocks; Westbury. 



Tortula revoluta (Schu.) 

 Leigh. 



Tortula convoluta (Hedw.) 



Horfield Quarries. 



Tortula muralis (Hedw.) 



Frequent ; also var S. rupestris. 



Weissia verticillata (Brid.) 



Stones on drain near ITempnet 



