96 SYNOPSIS OF BRITISH MOSSES. 



Perist. rudimentary, lid convex, with an oblique 

 beak. 



Ditches. 



South of England. 



145. P. Wilsoni, B. and S. St. J inch, in tufts. L. 

 larger towards summit, lower ovate-oblong, upper 

 oblong spathulate, obtuse, margin slightly recurved, 

 basal cells lax, hyaline, upper chlorophyllose, verru- 

 culose, nerve excurrent into a longish mucro. Caps, 

 elliptic-oblong, contracted at mouth, Ud shortly and 

 obliquely rostrate. Calyptra rough at apex. 



Sandy banks. February, 



146. P. crinita, Wils. St. J inch, tufted. L. obovate- 

 oblong, spathulate, obtuse, nerve excurrent into a very 

 long, rigid, hair-like point. Caps, elliptic-oblong, 

 scarcely contracted. Calyptra smooth. - 



Rocky and moist places. February, March., 



Scotland, Cornwall, Guernsey, Ireland. 



147. P. viridifolia, Mitt., Journ. of Bot., ix. 4 (P. 

 pallida, Braith., Journ. of Bot., viii. 255, non Lindberg), 

 L. obovate-spathulate, obtuse or slightly acute, nerve 

 not very stout, excurrent into a short point, margin 

 recurved at middle, areola, upper hexagonal or nearly 

 square, obscure, with minute protuberances,, lower 

 oblong, hyaline, smooth. Caps, oblong on a short 

 seta, lid rostrate. Antheridia in axils of comal leaves. 



Plymouth (Holmes). 



148. P. littoralis, Mitt.,\.c. L. oblong-spathulate, 

 obtuse or acute, lower pale, upper green, nerve ex- 

 current, longer in lower leaves, areolae in upper part 

 of leaf small, obscure, smooth, lower oblong, peUucid. 

 Caps, oblong-oval, mouth less than greatest diameter, 

 lid rostrate, slightly twisted. Male fi. bud-like. 



