104 SYNOPSIS OF BEITISH MOSSES. 



tose, hoary. L. lower obovate, upper oval-oblong or 

 oblong-lanceolatej minutely papillose above, all concave, 

 with a recurved margin, and nerve excurrent into a 

 long, hair-like point. Caps, small, oblong, erect, with 

 a long, oblique, conical lid. Basilar membrane a 

 broadish, tesselated tube. Monoicous. 



Fair light Glen, Hastings (Mr. Jenner). Spring. 



176. B.muraliSj Kmm. Short, csespitose. L. oblong, 

 obtuse, margin recurved, apex unequal or subcordate, 

 nerve excurrent into a long, hair-like point. Caps, 

 oblong or subcyUndric, erect, with a long, rostellate 

 lid. Basilar membrane narrow. Monoicous. 



Var. /S. mcANA. Caps, small. L. oval-lanceolate, 

 with long hair-points. 



Var. 7. iESTivA. L. long, linear-lanceolate, nerve 

 scarcely excurrent. 



Var. S. 'EUPESTEis. Larger and much branched. L. 

 larger, oblong, piUferous. Caps, longer, curved. 



Walls and stones (8 limestone). April, May. 



Section 3. TORTULA. 



St. more or less elongate. Br. dichotomons. L. 

 larger above, more or less elongate lanceolate ; per. 1, 

 sheathing. Perist. teeth long, much twisted. 



a. TJnguiculatsB. 



L. oblong, linear lanceolate, nerve scarcely excurrent 

 into a mucro. Perist. teeth with basilar membrane short. 



177. B. nnguieulata, Hedw. St. ^ — 1 inch, csospi- 

 tose, dichotomous. L. oblong-lanceolate, obtuse, 

 margin recurved below, densely papillose above, nerve 

 excurrent into a short mucro ; per. 1. hyaline^ with a 

 Xong excurrent nerve. Caps, oblong, cylindrical, erect, 



