32 CRYPTOGAMIA MUSCI. 



Grows in cushion-like tufts of a dark but pleasant greens 

 Stems simple or branched, about an inch high, densely 

 clothed with the long leaves, which are black on the under 

 part, and green only towards the top. Fruitstalks in our 

 specimens i-inch long, pale coloured, as is likewise the 

 neat elliptical capsule, which has a pretty crimson fringe 

 to its contracted aperture. 



26. GRIMMIA. 



1. G. apocarpa, stems tufted, much branched ; leaves patent, 

 ovate-lanceolate, their margins revolute, entire ; capsules ovate, 

 immersed ; lid with a short beak. 



Hab. On trees and rocks, common. Spring. 



A species subject to considerable variation in size and habit. 

 The capsules sit amongst the leaves, but are rendered con- 

 spicuous by their bright scarlet fringe. 



2. G. maritima, stems short, pulvinate ; leaves lanceolate, en- 

 tire, crisped when dry, the nerve of the perichaetial ones excur- 

 rent ; capsules urceolate, immersed ; lid with a short beak. 



Hab. On rocks on the coast of Berwickshire, in several 

 places. Plentiful at Hudshead, N. D., and on the Farn 

 Islands. October. 



3. G. pulvinata, stems short, pulvinate ; leaves lanceolate, with 

 a white hair-like point ; fruitstalks curved ; capsule ovate, stria, 

 ted ; lid conical, acuminate. Dicranum jwlvinatum, SM. FL Brit. 

 1214. 



Hob. On stones and dikes, very common, in cushion-like 

 tufts of a silvery green colour. 



The G. ovata grows on loose stones near the summit of the 

 most eastern of the Eildon hills, and will probably be found 

 in the west of Berwickshire. 



27. ENCALYPTA. 



1. E. vulgaris, stem short, simple ; leaves broadly lanceolate, 

 entire, strongly nerved, somewhat crisped when dry ; capsule cy- 

 lindrical, smooth ; calyptra entire at the base. 



Hab. On earth-capt dikes, not uncommon. Dikes on the 

 Etal-road above Prior-house, Dr Thompson. Frequent 



