POTTIA. 97 



Aldington^ near Brighton ; Hastings. 



149. P. asperula, Mitt., 1. c. L. obovate-spathulate, 

 acute, but not acuminate, nerve excurrent into a short 

 point, areolse, upper rounded, rather obscure, each with 

 several elevated points, lower oblong, smooth, pellucid. 

 Caps, oval, lid rostrate, slightly twisted. Antheridia 

 naked, in axils of comal leaves. 



Henfield, Sussex ; Penzance (Carnow) ; Jersey 

 (Piquet). 



150. P. Heimii, B. and 8. St. I — ^ inch, csespitose, 

 branched. L. spreading, oblong-lanceolate, margin 

 not recurved. Caps, obovate or oblong truncate, lid 

 obli(|uely rostrate, adherent to columella. 



Moist banks near the sea. April, May. 



B, peristome distinct (Anacalypta). 



151. P. Starkeana, N. and H. Minute, gregarious. 

 L. spreading, ovate-lanceolate, entire, papUlose above, 

 margin recurved, nerve excurrent. Caps, small, oval, 

 brown, lid convexo-conical. Perist. teeth obtuse, 

 perforate. 



Banks and fields. January, February; 



Var. /3. BEACHTODUS. Caps, narrower. Perist. teeth 

 very short, truncate. 



152. P. csespitosa, Bruch. Minute, csespitose. L. 

 oblong-lanceolate or ovate, concave, plane, nerve ex- 

 current. Caps, ovate, yellowish-brown, lid with a long 

 beak. Perist. teeth perforate. 



Woolsonbury Hill, Sussex (chalk). March. 



158. P. lanceolata, Bohl. St. ^ — ^ inch, cEespitose. 

 L. spreading, ovate-lanceolate, acute, margin recurved, 

 entire, nerve excurrent into a longish mucro. Caps, 

 elliptic-ovate, lid conical, obhquely rostrate. Perist. 



