128 ACOTYLEDONs. — Musci. Grimmia. 



leaves slirathiiig, their sides involute, capsule oblong, lid ros- 

 trate shorter than tiie capsule. MwtC. Brit, p.3'3. i. 12, 

 IIar. Banks and wall-tops. 



8. 'Y Anigmculata, stems branched, leaves linear-lanceolate obtuse 

 their nerve produced into an apiculus, the margins nearly 

 plane, capsule oblong, lid rostrate nearly as long as the cap- 

 sule. Muse. Biif.p.3[l. t.Vl. 



Hah. Banks and hedges. 



9. T. co/ji'oluta, stems short, leaves oblong rather obtuse, nerve 

 not produced beyond the point the margins plane or slightly in- 



' curved, perichietial leaves sheathing acute remarkably convo- 

 lute, capsule oblong, lid rostrate. Muse. Brit. p. 3-t. t.\2. 

 Hab. Moist banks. Pastures near Clyde Iron-works^ D.Don. 



13. ENCALYPTA. 

 Fruilslalks terminal. Peristome single, of 16 teeth. Calyplra 

 campanulate, smooth, entirely inclosing the mature capsule. 

 Muse. Brit. p.oA. t.2. 



1. E. streploearpa, stems elongated, leaves elliptico-lanceolate 

 somewhat obtuse their nerve not produced beyond the sum- 

 mits, capsule cylindrical spirally striated, calyptra toothed at 

 the base. Muse. Brit. p. 34. t. 13. 



Hab. Stony mountainous countries. Arthur's Seat and Pentland 

 hills, but without fr., Mr. Arnott. Woods at Dunkeld^in the Duke 

 of Athol's grounds, in a fine state oi fruct'i fixation. 



2. E. eil/ata, stems short, leaves oblong acuminate, ner^e more 

 or less produced beyond the summit, capsule cylindrical, ca- 

 lyptra toothed at the base. Muse. Brit. p. 35. t. 13. 



a. eonculor, leaves mostly apiculate, their points of the same co- 

 lour, capsule smooth, li,. eiliata of authors. 



(3. alpina, leaves much acuminated, their points diaj^hanous, 

 capsules smooth. E. alpinn, E. B. 



Hab. Elevated mountains, a. and /3. not rare. Pentland hills, abun- 

 dant, Mr. Greville. 



3. E. vulgaris, stems short, leaves oblongo-elliptical obtuse their 

 nerve produced a little beyond the summits, capsule cylindrical 

 smooth, calyptra entire at the base. Muse. Brit. p. 35. t. 13. 

 Bryum extiuetorium, Liglitf. p. 718. 



Hab. Banks, walls, and rocks. ^V'alls about Edinb., frequent, Mr. 

 Greville. Fissures of rocks. Lorn, Capt. Carmichuel. 

 14. GRIMMIA. 

 Fruitstalks terminal. Peristome of 16 entire, or perforated, rarely 

 cleft, equidistant teeth. Calyptra mitriform. Muse. Brit. 

 . p. 36. t.2. 



* Fruitstalks scarcely any. 

 1 . Gr. apocarpa, stems branched, leaves ovato-lanceolate re- 



i 



