36 The hish Naturalist, February, 



*Bacidia atrogrisea Arnold — On Hydrangea and Sycamore, Cleggan. 



*var. laurocerasi A.L. Sm. — On Hydrangea and Sycamore,Cleggan. 

 flavovirescens Anzi. — On soil, Carna bog. 



umbrina Branth. & Rostr, — On Hydrangea and Sycamore, Cleggan. 

 Buellia atroalba Th. Fr. — On rocks, Cleggan ; High Island. 

 *canescens De Not. — On rocks on the shore, Cleggan. 

 colludens Tuckerm. — On rocks on the shore, Cleggan ; High Island . 

 confervoides Krempelh. — On rocks, Cleggan ; High Island. 

 *stellulata Mudd — On rocks, Cleggan. 

 *Rhizocarpon alboatrum Th. Fr. — On rocks on the shore, Cleggan. 

 var epipolia A.L.Sm. On bark, Cleggan. 

 ♦confervoides DC. — Wall, Cleggan. 

 geographium DC. — On rocks, Cleggan. 

 *petraeum Massal. — On rocks, Cleggan ; Ballynakill. 

 *Arthoma subvarians Nyl. (on Lecanora galactina). — Limestone, Ballynakill. 

 *varians Nyl. (on L. prosechoides). — Rocks on the shore, Cleggan. 

 Opegrapha atra Pers. — On Hydrangea and Ivy stems, Cleggan. 

 *betulina Sm. — Bark, Cleggan. 

 calcarea Turn. — On rocks on the shore, Cleggan. 

 varia Pers. — On bark, Cleggan. 

 vulgata Ach. — On Ivy stems, Cleggan. 

 Graphis seripta Ach. — On Alder, Cleggan. 

 Graphina anguina Muell-Arg. — On Sycamore, Cleggan. 

 *Verrucaria caleiseda DC. — On limestone, Ballynakill. 

 *coerulea DC. — On limestone, Ballynakill. 

 * Integra Carroll — On wall, Cleggan. 

 maura Wahlenb. — On shore, Cleggan ; High Island. 

 *var. memnonia Koerb. — Cleggan. 

 *microspora Nyl. — On rocks between tide marks, Cleggan. 

 mucosa Wahlenb. — On rocks between tide marks, Cleggan. 

 prominula Nyl. — On rocks on the shore, Cleggan. 

 var, viridans Nyl. — On shore, Cleggan. 

 tstriatula Wahlenb. — With Lichina pygmaea on rocks between tide 



marks. 

 *rupestris Schrad. — On limestone, Ballynakill. 

 fPolyblastia Schraderi A.L.Sm. — On limestone, Ballynakill. 

 Acrocordia biformis Oliv. var. conformis A.L.Sm. — On Hydrangea, 

 Cleggan. 

 *Arthopyrenia cinereopruinosa Koerb. var. Hederae Arn.— On Ivy and 

 Hydrangea, Cleggan. 

 epidermidis Mudd. — On bark, Cleggan. 



ffoveolata A.L.Sm. — On Barnacles, frequent round Cleggan Bay. 

 ♦litoralis A.L.Sm. — On rocks with A. foveolata, Cleggan Bay. 

 Porina carpinea A. Zahlbr. — On Sycamore, Cleggan. 

 chlorotica Wainio. — On limestone, Ballynakill. 

 *Pyrenula nitida Ach. — On bark, Cleggan. 



National Museum, Dublin. 



