ACOTYLEDONS. MUSCI. UlcraUUNl. 131 



Hab. Among rocks and on banks. Angus-shire, G.Don. Appin, 

 Capt. Carmichael. King's Park, Edinb., &c., Mr. Arnott. 



9. W. crispida, stems divided, leaves from a broad base lanceo- 

 lato-subulate crisped when dry their margins incurved, capsule 

 ovato-elliptical, lid rostrate. Muse. Brit. p. 46. /. 15. 



Hab. Rocks. Pentland hills, &c., Mr. Arnott. 



10. VV. cwilrooersa, stems nearly simple, leaves lineari-subulate 

 crisped when dry their margins incurved, capsule ovato-ellip- 

 tical, lid rostrate. Muse. Brit. p. 47. t. 15. Bryum viridu- 

 luw., Liglitf. p. 731 . 



Hab. Banks, common. 



11. W. recurvata, stems scarcely any, leaves subulate, capsule 

 broadly ovate, fruitstalks curved, lid rostrate. iMuse. Brit. 

 p.47.'t. 15. 



Hab. Rocks. Habbie's How, Pentlands ; Cliesh hills, ^-c, Mr. ^r- 

 nott. On sandstone, banks of the Esk and Isla ; Bilston burn, 

 G. Don. Above Blantyre priory, -D. Don. 



12. W. acuta, stems branched, leaves subulato-setaceous .sub- 

 secund rigid canaliculate, capsule turbinate, lid rostrate. Muse. 

 Brit. p. 4S. t. 15. 



Hab. Rocks in alpine situations. 



17. DICRANUM. 

 Fruitstalks terminal (except in D. adiantoides and D. ia.xifo~ 



Hum). Peristome single, of 16 bifid equidistant teeth. Ca- 



lyptra dimidiate. Muse. Brit. p. 48. t. 2. 

 A. Leaves inserted in a lifarious mamier. {Fissidens, Hedw.) 



1. D. bn/uides, fruitstalks terminal, perichcEtial leaves resembling 

 the cauline ones. Muse. Brit. p. 49. /. 16. Hypraim bryoides, 

 Liglitf. p. 739. 



Hab. Moist banks, common. 



2. D. adiantoides, fruitstalks lateral, perichaetial leaves ovate 

 slightly convolute pointed. Muse. Brit. p. 51. t. 16. 



Hab. Mos.sy grounds and wet banks. 



3. D. taxifolium, fruitstalks radical, perichaetial leaves ovate 

 sheathing involute pointed. Muse. Brit. p. o\. t. \6. Hyp- 

 num taxi/., Light/, p. 740. 



Hab. Moist banks. 



B. Leaves inserted on all sides of the stein. 

 a. Leaves destitute of a nerve. 



4. D. glauctim, stems branched fastigiate, leaves erecto-patent 

 ovato-lanceolate straight nerveless entire, capsule ovate cer- 

 nuous, lid rostrate. Muse. Brit. p. 52. t. 16. Bryum glau- 

 cum, Lightf. p. 723. 



Hab. Pentland hills, Mr. Arnott. Lorn, Capt. Carmichael. . Alpjne 

 moors, common, D. Don. 



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