GEIMMIA. 117 



Eocks and walls. April, May. 



Var. ^. OBTUSA. Lid short, obtuse. Caps, shorter. 



215. G. Schultzii, Brid. L. crowded, subsecund, 

 olive-green, black when dry, from an oblong base, 

 elongate, lanceolate, tapering into a long, rough, 

 diaphanous point, margins recurved. Caps, slightly 

 obovate, eight-furrowed, on a very short, curved seta, 

 annulus large. Perist. teeth long, tapering, deeply 

 bifid. Monoicous. 



Subalpine rocks. April, May. 



England, Scotland, Wales. 



2. Dioicous (or fruit not known). 



216. G.xobVi&tdi,, FergussanMS. In large, loose tufts, 

 black below, dark green and hoary above. Branches 

 fastigiate. L. erecto -patent, appressed when dry, 

 keeled at back with the strong nerve, margin recurved 

 below, lower short, muticous, lanceolate from a con- 

 tracted ovate base, upper longer, gradually tapering 

 into a long, smooth hair point, cells quadrate, thickened, 

 at centre of base longer, with a single row at margin 

 of basal wing hyaline. [Dr. Braithwaite, I.e., p. 196.] 



Alpine rocks. 



Clova (Fergusson); Fairhead, Ireland (Dr. Moore); 

 Cardross and Bowling (Dr. Stirton) ; Eoss-shire (Hunt) . 



217. G. eontorta, Walil. In small, deep green, soft 

 tufts, black below and radiculose. L. patent, incurved, 

 curled when dry, lineal subulate from a lanceolate base, 

 with short, diaphanous hair-points, keeled, margin 

 recurved below, basal cells diaphanous, elongate, 

 hexagon o-rectangular, above sinuous and quadrate ; 

 per. 1. erect, sheathing. Caps, small, oval, smooth, 

 yellowish, cernuous on a subarcuate seta, erect when 



