^14 CRYPrOGAMIA ALC^JE. 



Black cupped Lichen. 



On the bark of trees, and on walls common. 



The c-ufc is grey, or afii colour'd, the fliields 



fmall, numerous and black, with white margins. 

 G A variety of this often occurs on walls with a 



thicker and whiter cruft, having flfields with 



wrinkled intlcxed margins. 



^ardlt:^ 25 L. cruftacciis albus. pekis concavis obtufis palli- 



dis. .'yjt. nat. edit. 13. p. 806. {Dill en. nnifc. /. 



iS./. 10.) 

 Crawfifli-eye Lichen- 



Upon walls and rocks, but not very common. 

 The cruPi fpreads clofcly and widely upon Itones 



and rocks, end Is rough, tartarcous, and alli- 



colour'd, of a tough coriaceous fubftance. 

 1 he Ihieids are numerous and crowded, havinf^ 



white or afh-colour'd, fhallow, plain difcs, with 



obtufe margins. 

 The trench call this Lichen Farelh\ and dye a red 



colour with it. • 



C. * Imhricaii. 



(enttifci^ns ^" imbricatus, foliolis obfolete mukifidis l^vibus 

 2^. albidis centrifugis, fcutellis rufo-fufcis. Sp.pL 



1609. (Lin. Flor. Lappon. i. i\. f. 2. DilUiu 

 mufc.t. 24./., 75.) 

 Greenlfli chefnut-fliiclded Lichen. Anglis. 

 Upon the Highland rocks frequent, and in the 

 king's park at Edinburgh. 



Tbb. 



