ACOTYLEDONS. Musci. Diphysciwn. 123 



lid obliquely rostrate. Muse. Brit. p. 12. t. 7. Bryum trim- 

 catulum, Light/, p. 730. 

 HAB. Corn-fields and banks, common. 



7. G. Heimii, leaves lanceolate serrated at the point, capsule 

 ovato-oblong, lid obliquely rostrate. Muse. Brit. t.\2.f. 1. 



HAB. Banks^ especially near the sea. 



8. G. fasciculare^ leaves oblongo-acuminate nearly plane sub- 

 serrated marginated, capsule pyriform, lid plane sub-mainrnil- 

 late. Muse. Brit. p. 12. t. 8. 



HAD. Moors, near Forfar, plentiful, D. Don. Lismore, Capt. Car- 

 michael. Cleish hills, Mr. Arnott. 



0. G. pyriforme, leaves ovato-acuminate concave serrated not 

 marginated, capsule roundish obovate, lid convex shortly ros- 

 trate. Muse. Brit. p. 13. t. 7. Bryum pyriforme, Lightf. 

 p. 718. 



HAB. Ditches, banks, &c., common. 



10. G. tenue, stem scarcely any, outer leaves very short ovato- 

 Janceolate, inner ones lineari-lanceolate, all of them erect ob- 

 tuse with a strong nerve disappearing below the summit,, cap- 

 sule oblong. Muse. Brit. p. 13. t.l . 



HAB. Buchanan Castle ; on sandstone rocks above Blantyre Priory, 

 near Glasgow, D. Don. Auchindenny Woods, near I 3 ennycuik, 

 and Den of Dupplin, Mr. Arnott. 



1 1. G, Donicmum, stem very short, leaves subulate straight, cap- 

 sule turbinate. Muse. Brit. p. 13. t. 1. 



HAB. Sandstone rocks in the Den of Dupplin, G. Don. 



12. G. microstomum, leaves broadly subulate, their margin invo- 

 lute above flexuose crisped when dry, capsule elliptical con- 

 tracted at the mouth, lid subulate incurved. Muse. Brit, 

 p. 13. /. 7. 



HAB. Clova mountains, also Ben High and Ben Nevis, D. Don. 

 Glen Targ, Perthshire ? Mr. Arnott. 



5. ANICTANGIUM. 



Fruitstalks terminal. Mouth of the capsule naked. Calyptra mi- 

 triform. Muse. Brit. p. 14. t. 1. 



J. A. ciliaium, leaves ovate much lengthened out and diaphanous 

 at the points, those of the perichaetium laciniated at their ex- 

 tremity. Muse. Brit. p. 14. /. 6. 



HAB. Hocks, especially in subalpine places. 



B. Mouth of the capsule having a peris tome. 

 a. Peris tome single. 

 6. DIPHYSCIUM. 



Fruitstalk terminal. Capsule gibbous. Peristome single, forming 

 a plicated, membranous, truncated cone. Calyptra mitriforui. 

 Muse. Brit. p. 15. /. 1. 



