Rev. E. Williams's List of Shropshire Lichens. 185 



Lichen coccmeus [Lecanora ha5matomma, AcJi.]. Rocks on Haugh- 



mond Hill ; Pontesford Hill ; Frodesley ; Acton Burnell, walls ; 



Titterstone Clee. 

 Lichen concentricus [Lecidea petraea, var. concentrica (Dav.), E. Bot, 



246]. First canal-bridge between Uffington and Atcham. 

 Lichen coralUnus [Stereocaulon corallinum, Schreh.']. Rocks and 



walls ; Frodesley ; Stiperstones ; north side of a hill between the 



Wrekin and the Arcoll Hill ; Acton Burnell. 

 Lichen crispus [Collema crispum, Aeh.']. Bottom of shady walls. 

 Lichen cristatus [Collema cristatum, Schcer.']. Bottom of shady walls. 

 Lichen ericetorum [Baeomyces icmadophilus, Ehrh.']. Sides of banks 



about Ludlow. 

 Lichen excavatus\^]x(ieolQxivi scruposa,^c7i.]. Walls of Col. Charlton's 



park, Ludlow. 

 Lichen fagineus [probably Variolaria faginea, Pers., a sorediate 



state of Pertusaria communis, DC]. Trunks of trees, common. 

 Lichen farinaceus [Ramalina calicaris, Fr., var. farinacea, AcJi.]. 



Trunks of trees. 

 Lichen fascicularis [without examination of specimens it is difficult 



to say to what species of Collema this should be referred]. Trunks 



of trees in a wood on the north-east side of the Stiperstones. 

 Lichen ferrugineus [Lecanora ferruginea (Huds.)]. Parapet-wall of 



Cound Stank bridge. 

 Lichen Jlavescens ['prohahlj comprehending Placodium murorum,J9C. 



and its var. citrinum. (Hffm.), and Placodium elegans, DC, and 



Lecanora aurantiaca (ZigrAi/.), var. erythrella (^c7t.). Walls and 



rocks. 

 Lichen jloriclus [Usnea florida, Linn.']. Trunks of trees in wood 



below the Stiperstones and near Ludlow. 

 Lichen foliaceus [Cladonia alcicornis, Flh.]. Rocks on Haughmond 



Hill ; Ly th Hill ; Pontesford HUl. 

 Lichen fraxineus [Ramalina calicaris, Fr., var. fraxinea, Fr.]. Trunks 



of trees ; common. 

 Lichen fiircatus [probably Cladonia furcata, Schcer., including pun- 

 gens (Ach.), not at that time separated]. Rocks and heaths. 

 Lichen furfuraceus [Evernia furfuracea, Mann]. Rocks on the 



Stiperstones ; Frodesley Park-wall ; rocks north side of Wrekin. 

 Lichen fusco-ater [Lecidea fusco-atra, Acli.]. Walls; by side of turn- 

 pike road near Cound Hall (wall taken down). 

 Lichen geographicus [Lecidea geographica, Schcer.]. Rocks. 

 Lichen glaucus [Platysma glaucum, Hffm.]. Frodesley Park-wall ; 



Wrekin ; Stiperstones ; Caradoc Hill. 

 Lichen globiferus [Sphserophoron coralloides, Pers.]. Rocks on 



Haughmond Hill ; Frodesley Hill ; Stiperstones ; Caradoc. 

 Lichen glomuliferus [Ricasolia glomulifera, De N.]. Trunks of trees 



between Castle Pulverbach and Stiperstones. 



