]84 HANDBOOK OF BRITISH MOSSES. 



those of M. cuspidatum ; fruitstalks long ; lid convex with a 

 small point. 



One of our finest and most common Mosses. 



4. M. rostratum, Schwceg. ; synoicous ; stems short, sim- 

 ple, erect ; stolons elongated ; lower leaves ovate, upper oval- 

 oblong, obtuse, subapiculate ; margin cartilaginous, toothed 

 fruitstalks aggregate ; sporangia oval, subpendulous ; lid ros- 

 trate. Hook. Wils. t. xxx.; Eng. Bot. t. 1475. ; (Plate 17, 

 fig. 5) ; Moug. fy Nest. n. 419. 



In shady spots near springs, on moist rocks, etc. Bearing 

 fruit in spring. 



Forming thin patches. Lower leaves of stem and branches 

 broadly obovate from a narrow base; upper rosulate leaves 

 more spathulate ; nerve running into the short apiculus ; leaf- 

 cells rather small ; lid decidedly rostrate. 



Sect. II. Innovations resembling stems ; branches erect, 

 a. Leaves margined with two rows of teeth. 



5. M. hornum, L. ; dioicous; stems and branches erect; 

 leaves crowded, rigid, oblongo-lanceolate, erecto-patent, subde- 

 current, doubly serrated ; border cartilaginous ; sporangium 

 oblongo-ovate, subpendulous ; lid mammillary. Hook, fy Wils* 

 t. xxxi.; Eng. Bot. t. 2271.; (Moug. $ Nest. n. 34.) 



Woods, shady banks, etc. Extremely common. Bearing 

 fruit in spring. 



Forming broad, dense green tufts. Stems matted together 

 with ferruginous rootlets ; leaves rigid, straight ; margin thick 

 with a double row of spinulose serratures; nerve ceasing below 

 the tip, spinulose ; leaf-cells moderately large ; sporangium 

 varying in diameter ; lid convex with a small point. 



6. M. serratum, Brid. ; synoicous; stem and radica 

 branches erect; leaves remote, soft, obovate, lanceolate, and 



