Adams — The Distribution of Lichens in Ireland. 223 



Porina — continued. 



isidioides Sooh. = Dermatocarpon isidioides Mudd. 



pertusa Ach. = Pertiisaria communis DC. 

 Psora 



atrorufa BicJcs. = Lecidea atrorufa Ach. 



coeruleonigricans Mook. = Lecidea vesicixlaris Ach. 



glaucolepidea Mudd = Lecidea glaucolepidea JVi/l. 

 Pycnothelia 



apoda ]Vi/l. = Cladonia apoda {Nyl.) 



papillaria Diif. = Cladonia papillaria Mudd. 

 Pyrenothea 



lithina Leight. = Porina chlorotica Wamio. 

 Ramalina 



intermedia Del. = R. farinacea Ach. 

 Haphiospora 



flavovirescens Koerh. = Lecidea citrinella Ach. 

 Picasolia 



amplissiraa Leight. = Lobaria amplissima Am. 



glornulifera De Not. = Lobaria amplissima Am, 



herbacea Suds. = Lobaria Isetevirens A. Zahlhr. 



Isetevirens Leight. = Lobaria laetevirens A. Zahlhr, 

 Sagedia 



aggregata Fr. = Chiodecton crassum A. Zahllr. 



circumscripta Leight. = Sclerophyton circumscriptum A. Zahlhr, 

 Scyphopborus 



cervicornis HooTi. = Cladonia cervicornis Schaer. 



cocciferus Hooh. = Cladonia coccifera Schaer. 



fimbriatus Hooh. = Cladonia fimbriata Fr. 



pyxidatus HooTi. = Cladonia pyxidata Fr. 

 Segestrella 



lectissima Fr. - Porina lectissima A. Zahlhr, 

 Sirosipbon 



compactus Kilt%. = Tbermutis compacta i^Ag.^ 



saxicola Nag. = Spilonema revertens Nyl. 

 Solorina 



limbata Leight. = S. spongiosa Nyl. 

 Spbterompbale 



CarroUii Mudd = Polyblastiopsis Carrollii A. Zahlhr. 



bymenogonia Mudd = Staurotbele hymenogonia A. Zahlhr. 



umbrina Mudd = Polyblastia umbrina {Whlnh.) 

 Spiloma 



gregarium Turn. = Artbonia cinnabarina Nyl. 



