BRYEI. 185 



obovato-obloug, acuminate, doubly serrated, bordered ; spo- 

 rangium ovate, subpendulous ; lid shortly beaked. Hook. 

 mis. t. xxxi. ; Eng. Bot. t. 1473. ; (Moug. % Nest. n. 1128.) 



In crevices of rocks, amongst stones, etc., especially in a 

 calcareous soil. Bearing fruit in spring. 



Forming loose bright tufts. Stems purple, short, slender* 

 simple, clothed with rootlets at the base, but not matted toge- 

 ther ; the basal shoots erect ; leaves crisped when dry, often 

 much tinged with red ; leaf-cells rather larger than in the last. 



7. M. orthorrhynchum, Brid. ; dioicous; densely csespitose ; 

 stem simple; leaves more or less ovato-lanceolate, acuminate, 

 decurrent ; border cartilaginous, doubly serrated ; sporangium 

 horizontal, oval ; lid conico-rostellate. Hook, fy Wils. t. li. ; 



Moug. $ Nest. n. 1129.) 



Amongst stones in woods, etc. Bearing fruit in early spring. 

 Yorkshire and Sussex. 



More robust than the last; the margin and spinulose nerve 

 strongly marked; leaf-cells much smaller, by which latter 

 character, as well as the horizontal sporangium and dioicous 

 nfloresccnce, it differs from the last. The leaves vary much in 

 breadth, and are scarcely curled when dry. 

 b. Leaves not bordered. 



8. M. stellare, Hedw. ; dioicous ; stems and branches erect ; 

 leaves erecto-patent, oblong, acuminate, not bordered, toothed 

 sporangium cernuous, ovate; lid hemispherical, obtuse. Hook. 

 $ Wils. t. li.; (Moug. $ Nest. n. 1131.) 



Shady rocks and banks, especially in calcareous districts. 

 Yorkshire, Surrey. Bearing fruit in early summer. 



Forming soft, deep-green patches. Leaves increasing in 

 size upwards, oblong or subspathulate, acuminate ; leaf-cells 

 moderately large; nerve ceasing below the tip; lid convex, 

 without any apiculus. 



