128 HANDBOOK OF BRITISH MOSSES. 



cated, subfalcate, curved upwards, oblougo-lanceolate, acumi- 

 nate, nearly entire, nerveless or faintly two-nerved; sporan- 

 gium shortly ovate, curved, cernuous; lid conical, acute. — 

 Hook. $ Wits, t. lix. ; Eng. Bot. t. 2839. ; {Moug. % Nest. n. 

 934.) 



On shady walls and stones, chiefly in calcareous districts. 

 Bearing fruit in summer. 



Forming intricate, yellowish or darkish-green patches. 

 Stem creeping, slightly divided, more or less pinnate, the di- 

 visions curved upwards ; leaves oblongo-lanceolate, acuminate, 

 curved upwards, entire or obscurely toothed, nerveless or 

 shortly two-nerved; cells rather large; fruitstalk scarcely 

 half an inch high, even ; sporangium small, ovate, nearly ho- 

 rizontal; lid conical, acute. 



Differing essentially from all forms of H. cupressiforme in 

 its monoicous inflorescence. Its sporangium also is shorter, 

 and the fruit ripens at a different season. 



k. Plagiothecium, SoMmp.* 



79. H. pulchellum, Dicks. ; monoicous ; stem scarcely 

 creeping; branches erect, fastigiate; leaves crowded, some- 

 what flattened, secund, directed upwards, ovato-lanceolate, 

 tapering, entire, nerveless ; sporangium oblong, subcernuous ; 

 lid conical, apiculate. — Hook, fy Wils. t. xxv. ; Eng. Bot. t. 

 2006. ; (Plate 12, fig. 1.) 



On shady rocks in mountainous districts or on roots of 

 trees by rivulets. Scotland, Ireland, and North of England. 

 Bearing fruit in summer. 



Minute, forming dense, dark-green, glossy tufts or patches. 

 Stem ascending; branches more or less erect, generally flat- 



* Separated principally on account of the flattened leaves, a character more 

 strongly marked in the species of the next section. 



