ON THE COLLEMEI OF THE CIEEKCESTER, &C. 



43 



CoUemapulposum, BemJi. 

 /3. Compactum, Ach, 

 ceranoides, Borr. 



pulposulum, Nyl, 



C. limosum, Ach. 

 C. crispum, H^ids, 



cristatulum, Nyl, 

 C. chirleum, Ach, 



13. monocarpon, Duf. 

 malsenum, Ach. 



a. marginale, Suds. 

 ? cristatum, Schrad. 

 C. polycarpon, Schcer. 

 C. stygium, Del. 

 C multipartitum, Sm, 

 C. nigrescens, Huds. 

 Leptogium amphinseuin, Ach, 



L. tenuissimum, Dc^s. 

 L. cretaceum, Sm. 



L. pnsillum, Nyl, 



L. lacernm, Siv. 



a. fimbriatum, Hffm. 

 pulvinatum, Hffm. 

 intermedium, Am, 



L. subtile, Schrad. 



flatiusculum, Nyl. 



L. sinuatum, Huds. 

 L. plicatile, Ach, 



L. turgidum. 



L. schraderi, Bemh. 



L. microscopicum, Nyl. 



Common on banks and walls. 



Not common. Near Cirencester. 



The true plant of Borrer. On ground. Minch- 

 inhampton Common. Rare in fruit. 



A good subspecies, on canal walls, near Ciren- 

 cester. 



On clayey soil, near Wooton-under-Edge. 



Banks and walls. 



A diminutive form of C. crispum. Common. 



The typical form, common on wall tops in damp 

 situations. 



A good subspecies. On mortar. 



In large circular patches on walls in damp situa- 

 tions. 



On slates. Shipton. 



Walls. Barnsley Park. 



On limestone, near Oaksey. 



Canal wall, near Cirencester. 



Very rare. Among mosses. Barnsley Park. 



On ash. Kemble. Generally infertile. 



On ground. Near Stroud. Probably a form of 

 L. subtile. 



On banks near Stonehouse. 



Old quarries on the Oolite, near Cirencester. 

 Rare. 



Abundant on fresh mortar, near Cirencester ; 

 probably identical with Collema biatorinum, 

 Nyl. 



Common everywhere. 



Cowcombe Wood. 



Common. Well-fruited. On walls. 



On ground, among mosses. Near Chalford. 

 There is also a very dark form of L. laurum, 

 very minute, always barren, occurring on the 

 mortar of walls. 



This occurs on clay banks, near Wooton-under- 

 Edge. Thallus well developed ; also in the 

 crustaceous form. Near Chalford. 



On banks near Stonehouse. Rare, and hitherto 

 new to our flora. 



Common on walls ; fruit abundant. 



On walls, near church, Aston Keynes. Though 

 common, it is rarely to be met with in a fertile 

 state ; it was formerly classed as Collema. 



Walls. Sevenhampton. Generally fertile. 



On bridge, near canal, Cirencester. Well fruited. 



Old quarries, Cowcombe Wood, near Chalford. 

 Very sparingly fruited, accompanied vsdth 

 apothecia of Byrenocarpoid growth, which, 

 if not referable to Obrysum, will probably 

 prove to be fungoid. 



CRYPTOGAMIC LITERATURE. 



HusNOT, T. Hepaticologia Gallica, Part i. Paris, 1875. 



Cooke, M. C. On the Tendencies of Systematic Botany, in 

 " Popular Science Review," July, 1875. 



Cooke, M. C. Pezizje Americana^, in "Hedwigia," for June, 

 1875. 



