114 SYNOPSIS OF BRITISH MOSSES. 



Tribe xii. GrEiMMiACKa;. 



Fmn. 1. Grimmiese. 



39. GRIMMIA, Mr. 



Section 1. SGEISTIDIUM. 



Caps, immersed. Calyptra mitriform, lobed. 

 -208. G. conferta, Fvmk. Csespitose, intense green 

 above, blackish below. L. ovate-lanceolate, tapering 

 in tbe upper ones to a short hair-point, margins 

 slightly recurved and thickened, nerve strong, deeply 

 channelled on its upper side. Gaps, small, ovate, with 

 a rostellate lid, almost pellucid. Perist. teeth much 

 perforated, pale or orange-red. 



Eocks. February, March, 



Scotland. 



Var. j8. iTECEOLAEis. Caps, urceolate, L. with white 

 points. 



Var. 7. OBTUSiFOLiA. L, all obtusej shorter and 



broader. 

 I 



Var. S. INCANA ((?. pruinosa, Wils, MS,). More 

 robust, per. 1. broader, with long hair-points. Caps, 

 more elongate. Perist. teeth stronger, nearly entire, 

 red. [Dr. Braithwaite, Joum. Bot. (N.S.), vol. i. 195.] 



Trap rocks. 



King's Park (Greville) ; Arthur's Seat, Edinburgh 

 (Bell) ; Fife (Howie). 



209. Ct. apocarpa, L. Loosely caespitose. L. spread^- 

 ing, lanceolate acuminate, from an ovate erect base, 

 with white points, upper ones with a short, rough 

 hair-point, margins much recurved, nerve ceasing 

 below apex ; per. 1. larger, with a thinner nerve. Caps, 

 ovate, thick-walled, with an oblique beaked lid. Perist. 

 teeth dark red. Calyptra divided at base. 



