LICHENS. 293 
Lecanora haematomma, Ehrh. 
On the vertical sides of rocks at Jerbourg. 
Lecanora ventosa, L. 
Guernsey (Mrs. Collings). 
Pertusaria concreta, Nyl. f. Westringii, Nyl. 
Guernsey (Crombie). 
Pertusaria ceuthocarpa, Sm. 
On rocks, Lerée Point. 
Pertusaria dealbata, Ach. 
Jerbourg, on rocks. 
Pertusaria communis, DC. 
On trees near the Catel Church, and near Les Effards. 
Pertusaria fallax, Pers. 
Saints Bay. 
Pertusaria faginea, L. 
Guernsey (Mrs. Collings). 
(Pertusaria lactea, Nyl. occurs in Sark.) 
Pertusaria pustulata, Ach. 
Fauxquets Valley, Catel. 
Pertusaria leioplaca, Ach. 
Guernsey (Mrs. Collings). 
Phlyctis agelaea, Ach. 
Guernsey (Larbalestier). 
Urceolaria scruposa, L. 
St. Martin’s Point. Lerée. Rocquaine Castle. Vale Castle. 
(Urceolaria actinostoma, Pers., var. caesioplumbea, Nyl. occurs 
in Sark. Crombie describes it as ‘a singular species with much the 
aspect of a Verrucaria.’) 
Lecidea Salweii, Borr. ; 
On the earth among rocks. Jaonnet and Petit Port cliffs. Saints 
Bay (Salwey). 
Lecidea atro-rufa, Dicks. 
Guernsey (Salwey). 
Lecidea lurida, Swartz. 
The lichen so named from Saints Bay, Guernsey, and numbered 
