BARB OLA. Ill 



curved, with a short lid. Half peristome tuhular. 

 Monoicous. 



Sandy hedge-banks, walls, &o. May, June. 



197. B. laevipila, Brid. Oeespitose. L. spreading, 

 often recurved above, obovate oblong or almost 

 panduriform, margin slightly recurved below, nerve 

 reddish, excurrent into a longish white hair-point from 

 the obtuse apex. Caps, cylindrical, slightly curved, 

 lid conical. One-third peristome tubular. Monoicous. 



Trunks of trees and rocks. May, June. 



198. B. latifolia, B. and 8. L. obovate-spathulate or 

 almost panduriform, soft and flaccid, with a scarcely 

 excurrent nerve, notched at the obtuse apex. Caps, 

 cylindrical, slightly curved, with a long, rostrate lid. 

 Quite one-third of peristome tubular. Annulus small. 

 Dioicous. 



Eoots of trees, stones, &o. Fruit rare. Summer. 



199. B. ruralis, Hedw. Cssspitose. Branches dicho- 

 tomous. L. squarrose, recurved, ovate-oblong, keeled, 

 nerve excurrent into a long, scabrous hair- point, from 

 the obtuse apex, margin slightly recurved. Caps, 

 subcylindrical, slightly curved. Quite one-half perist. 

 tubular, lid long, conical. Dioicous. 



Walls and roofs. March, April^ 



200. B. intermedia, Brid. {T. ruralis /S. minor, Wils. 

 Bry. Brit.). Smaller and densely csespitose or sub- 

 pulvinate. L. erecto-patent, oblong, spathulate, apex 

 obtuse, nerve excurrent into a long, scabrous haifcpoint. 

 Caps, shorter than in last. Dioicous. 



Limestone walls. Spring. 



England, Scotland, N. Wales, &c. 



201. B. papulosa, Wils. Csespitose. L. spreading, 

 obovate, concave, margin plane (involute when dry). 



