HYPNUM. 253 



Moss.) Stem creepingj with simple, fasciculated, erect 

 branches ; leaves spreading, ovate, acuminate, concave, with 

 reflexed serrated margins, nerved more than half-way ; cap- 

 sule narrow, ovate; fruit-stalk rough; lid rostrate. — Eng. 

 Fl.p. 88; Mail. Spi.jd. 2. 371. » 



Limestone and calcareous rocks ; first discovered in the 

 south of Ireland, at Killarney and other places, by Dr. 

 Taylor. Mr. Wilson found it subsequently in Wales, and 

 Mr. Drummond on Cave Hill, Belfast. Fr. (occasionally) 

 October. This species is allied to H. piliferum, but easily 

 distinguished by its foliage. It has been found in the 

 Pyrenees by Mr. Spruce, and by various individuals on the 

 other mountain-ranges of Europe. 



46. Hypnum RUTABULUM, Linn. {Common Rongh-stalked 

 Feather Moss.) Stems variously branched ; leaves patent, 

 ovate, acuminate, serrated at the points, striated, the nerve 

 reaching half-way; capsule ovate, cernuous; seta rough; 

 lid conical.— ^«^. FL jj. 88; Miill. Sijn. pt. 2.jj. 367. 



On the ground, decaying wood, stones, and rocks, every- 

 where common. Fr. Winter and Spring. This may be 

 regarded as the commonest of the British Mosses, as it is 

 by no means nice as to where it grows. In the open field 

 or shaded wood, by rock or streamlet, in dry or moist 



