S86 CRYPTOGAMIA ALGyl£. 



The frudifications grow on the fummits of the 

 ftalks and branches, like plano-convex fhields, 

 Oi a black-brown colour, their margins fome- 

 times entire, and fometimes befet with a few 

 fpines. Thefe fliicld^ are at firft flightly con- 

 cave, afterwards plain, I and, laftly, convex. 



The extremities of the branches in the fame plant, 

 if vievv-ed through a microfcope, often appear 

 a little rough and tuberculous. 



This Lichen is, without doubt, a diflinft.fpecies, 

 though unnoticed by Linuccus. 



pa/chi/isgi L. fruiiculofus folidus, tcclus foliolis cruftaceis, 

 Sp. pL 1 62 1. (Moris, hift. IIL p. 6^^./. 15. t. 

 y.f. 12. PeL muf. t. O-^. f. 7. Loes. Prufs. 168. 

 /. 48. Dilien. vmjc. t. j;./. 33. opt. Oed. Ban. /,[ 

 151. bona.) 



Crifped warty alpine Lichen. Anglis. 



Upon the rocks on ell the Highland mountains 

 frequent. 



The flalks are woody, cylindrical, and variouOy 

 branched, from one to two inches higii, cover'd 

 over with ckifters of whitiih or blue-grey cruf- 

 taceous warts, or rather nnail granulated leaves.] 



The tubercles grovv' on the fummits of the branches,] 

 and on the warty leaves, and appear like fmallj 

 brov/n fmooth flefny -fuiigl^ either fingie or i.pj 

 cluUers and which rum black in decay. 



IJnn.m 



