ACOTYLEDONS. Musci. Hypnwn. 147 



acuminated and recurved serrated faintly two-nerved at the 

 base, capsule ovato-globose cernuous, lid conical. Muse. 

 Brit. p. 109. t. 26. Ligktf. p. 755. 

 HAB. Woods and heaths, common. 



SECT. II. Leaves secund. 



A. Leaves ivitli a single nerve. 



44. H. filicinum^ stems subhi pinnated, leaves especially the 

 upper ones faleato-secund broadly ovate acuminated serrated 

 their nerve reaching to the point, capsule oblongo-ovate cur- 

 ved cernuous, lid conical. Muse. Brit. p. 109. /. 26. Lighlf. 



x p. 748. 

 HAB. Bogs and sides of rivulets. 



45. H. atro-virens, stems variously branched procumbent, leaves 

 all of them slightly secund broadly ovate with an attenuated 

 obtuse point, nerve running nearly to the summit, capsule 

 ovate cernuous, lid conical. Muse. Brit. p. 109. t. 26. 



HAB. Trees, rocks, and banks. By the Clyde, near Blantyre Priory. 

 D. Don. 



46. H. pahistre, leaves secund ovate somewhat acuminate con- 

 cave entire the margins incurved above, nerve short often 

 forked sometimes obsolete, capsule oblongo-ovate cernuous, 

 lid conical* Muse. Brit. p. \ 10. t. 26. 



HAB. Marshes, rivulets, &c., especially in the Highlands. 

 yF47. H. Jluitans, leaves loosely imbricated the upper ones faleato- 

 secund, all of them lanceolato-subulate scarcely serrated at 

 their point nearly plane, the nerve disappearing just below the 

 summit, capsule ovato- oblong curved cernuous, lid conical. 

 Muse. Brit. p. 98. /. 24. 



HAB. Marshy places ; Pentland hills, Mr. Greville. 



48. H. aduncum, leaves closely imbricated all of them faleato- 

 secund narrow lanceolate concave or almost semieylindrical en- 

 tire, the nerve disappearing above the middle, capsule oblongo- 

 ovate curved cernuous^ lid conical. Muse. Brit. p. \ 1 1 . t. 26. 

 Liglitf.p. 753. 



a,, revolvens, leaves narrow very much falcated. H. adutwum, 



Linn. H. revolvers, E. B. 

 (3. rugosum, leaves broader less falcate somewhat rugose. H. ru- 



gosum, E. B. 

 HAH. Bogs, common. /3. Clova and Forfar 3 Campsie and Ochill 



hills, G. and D. Don. 



49. H. uncmatiim, leaves faleato-secund lanceolato-subulate 

 serrated striated, nerve disappearing below the point, capsule 

 cylindrical curved cernuous, lid conical. Muse. Brit. p. 1 1 1. 

 /. 26. 



HAB. Moors and rocks, among other mosses. 



[K2] 



