Lichens of the Counties of Dublin and Wicklovj. 277 



Genus. 



Leptogium. 

 fragrans. 



Ach. 

 Ach. 



Dargle. Flor. Hib. Mr. Carroll is 



doubtful about this form. 

 Dargle. Whitley Stokes. 

 Luggelaw. Crombie. Jones. 

 Luggelaw. Jones. 



Powerscourt. Dr. Stokes. 



tremelloides.Ach. 

 palmatum. Nyl. 

 muscicola. Nyl. 



Family. Lichenacei. 

 Tribe. Calicei. 



Genus. Calicium. Pers. 



sphserocephalum. 



Ach. 

 (= trachelinum. 

 Ach). 



Tribe. Sphserophorei. 



Genus. Sphserophoron. Pers. 



coralloides. P. Hock?. Common. 



Tribe. Stereocaulei. 



Genus. Stereocaulon. Schreb. paschale. Ach. var. denudatum. 



Luggelaw. Lough Bray. Jones. 



Tribe. Cladoniei. 



Genus. Pycnothelia. Ach. 

 papillaria. Duf. 

 Genus. Cladonia. Hffm. 



cervicornis. Schser. 

 pyxidata. Fr. 

 fimbriata. Hffm. 

 gracilis. Hffm. 

 cornuta. Fr. 

 degenerans. Flk. 



var. anomala. 



Ach. 

 furcata. Hffm. 

 cornucopioides. Fr. 

 deformis. Hffm. 

 digitata. Hffm. 

 macilenta. Hffm. 



var. carcata. Ach 

 bellidinora. Schser. 

 rangiferina. Hffm. 

 uncialis. Hffm. 



Howth. Jones. 



Lough Bray. Jones. 



Abundant. 



Common. 



Kilranelagh. Jones. 



Dargle. G. Pirn. 



Kelly's glen. D. Moore. 



Common. Dargle. G. P. 

 Frequent. 



Howth. D. Moore. 

 Kelly's glen. D. Moore. 

 Powerscourt. G. Pirn. 

 Killiney. D. Moore. 

 Kelly's glen. D. Moore. 

 Heaths and commons. 

 Do. Do. 



Tribe. Usneei. 



Genus. Usnea. Hffm. 

 barbata. Fr. 



On trees and rocks, common and 

 variable. Powerscourt, &c. 

 U 



