114 HISTORY OF BRITISH MOSSES. 



Moist banks, wall-tops, and rocks. Fr. September. A 

 common but very beautiful Moss, with the habit of a Tor- 

 tula. The leaves, from their strong nerve, have a very rigid 

 appearance. 



13. Weissia crispula, Hedw. {Curled JFeissia.) Stems 

 elongated, branched; leaves from a broad base, lanceolato- 

 subulate, crisped when dry, their margins incurved ; capsule 

 ovato-elliptical ; lid rostrate. — 3tffL Fl. p. 22. Bliudia 

 crispula, M/ill. Sj/u. pt. 2. p. 585. 



On rocks in mountainous districts. Pr. May. Under 

 TF. cirrata we mentioned that this was a nearly allied plant. 

 It is smaller however, and of a darker green, tlian that species. 



14. Weissia contra versa, Hedw. {Green Casldoned 

 We'issia^j Stems short, nearly simple; leaves linear-subu- 

 late, crisped when dry, the margins involute ; capsule ovato- 

 elliptical; lid rostrate. — Eng.M.p. 22. W. viridula, Milll. 

 Syn.pt. \. p. 651. 



On banks, wall-tops, etc., where there is some degree of 

 moisture; common throughout the country. Fr. Spring. 

 As is generally the case with Mosses and other plants widely 

 distributed, this species presents a good deal of variation in 

 form, six of which varieties are described by recent authors. 

 In speaking of Gpnnostonmm microstomum, we referred to 



