412 



MUSCI. 



3. Cauline leaf. 



4. Perichaetial leaf.— It. Ass. 537. 



XI. Grimmia, Hedw. — Hooker. Bridel ex parte. 



1 . Grimmia fleoeuosa, Griff. LXXIX. Fig. III. 



Caule simplice elongato flexuoso, foliis adpressis lanceolatis acu- 

 minatis carinatis vena excurrente cuspidatis perichaetialibus 

 longe aristatis, capsula iinmersa oblongo-ovata operculo bre- 

 et recte rostrato. 



Hab. Ripae arenosse flurainis Soorma prope Chattuc agri Syl- 

 hetensis. Ripae Maamloo collium Khasiyanorum ; rivulique 

 Deboro prope Rangagurrah. Nuperius vidimus e collibus 

 Aborensibus allatam. 



Caules sajpius simplicissimi, filiformi-clavati, unciam vix exce- 

 dentes. Folia sursum gradatim majora, integra, e base lanceo- 

 lata valde acuminata. Perichajtialia majora vena longius ex- 

 currente cuspidato-aristata. 



Seta terminalis, brevissima. 



CapsuLVbrunnea, complete annulata. Peristomi dentes erecti, 

 vel subconniventes, rigidi, plano-subulati, basi diaphani line- 

 isque transversis conspicue notati, caeterum opaco-punctulati, 

 same varie perforati, lutescentes. 



Sporulain acervulo ochroleuca, rotundata, ltevia, iinmersa opaca. 



Columella brevis. inclusa. 



Operculum e base conica subulatum, rostro recto acuto. 

 Calyptra mitriformis, integra vel fissa. 



1. Capsule and vaginula. 



2. Portion of capsule and peristome seen externally. 



3. Ditto, ditto, seen internally. 



4. Portion of the annulus. 



5. Sporula. 



6. Operculum. 



7. Calyptra. 



8. Leaves. — It, Ass. 515. 



