14 12 Proceedings of the Royal Irish Academy. 



Lecidea riYulosa Ach. — B. Achill. Glare Island. Croaghpatrick. 



sorediza Xyl. — B. Clare Islaud. 



Taylori Mudd. — B. Glare Island. 

 Biatorina biformigera A. L. Sni. — B. Glare Island. 



chalybeia Mudd. — B. Clare Island. 



lenticularis Koerb. — B. Castlebar. Clare Island. Louisburgh. 



lutea Am. — B. Belclare. 



premnea A. L. Sin. — B. Belclare. 

 Bilimbia aromatica Jatta. — B. Acbill. Castlebar. Clare Island. 



albidocarnea snbsp. chlorotropoides A. L. Sm. — B. Castlebar. 



lignaria Massal. — G. Acbill. Clare Island, 

 var. saxigena. — B. Acbill. Belclare. 



melaena Arn. — G. Louisburgh. 



mesoidea A. L. Sm.— J?. Clare Island. 



Naegelii Anzi. — B. Clare Island. 



sabulosa Massal. — G. Acbill. 

 Bacidia arceutina Brantb and Boscr.— B. Achill. 

 * var. hypnea A. L. Sm. — G. Acbill. 



atrogrisea Am. — B. On Hazel, Castlebar. Acbill. 



egenula Th. Fr.— B. On walls. Clare Island. 



umbrina Branrh and Bostr. — R. Acbill. 

 Buellia aethalea Th. Fr.— B. Achill. 



atroalba Th. Fr. — B. Clare Island. 



canescens De Not. — B. Glare Islaud. Louisburgh. The Bills. 



colludens Tuckerm. — B. Acbill. Clare Island. Croaghpatrick. 



conferYoides Koerb. — B. Westport. 



coniopta Xyl. — B. Clare Island. 



myriocarpa Mudd. (on. rock). — B. Clare Island. 



Parmeliarum Oliv. — On Parmelia, Clare Island. 



saxatilis Koerb. — B. Clare Island. 



spuria Koerb. — B. Clare Island. Louisburgh. 



stellulata Mudd. — B. Clare Island. Louisburgh. 



verruculosa Mudd. — B. Clare Island. 

 Rhizocarpon alboatrum Th. Fr. — B. Achill. Louisburgh. 



calcareum Th. Fr. — B. Castlebar. Westport. 



conferYoides DC. — B. Achill. Belclare. Clare Island. Croaghpatrick. 

 Louisburgh. 



geographicum DC.— B. Achill. Clare Island. Louisburgh. 



(Ederi Floerke. — B. Belclare. Clare Island. 



petraeum Massal. — B. Achill. Clare Island. Louisburgh. 



var. excentricum A. L. Sm. — B. Belclare. Glare Island. Louis- 

 burgh. 



