CRYPTOGAMIA ALG^. 819 



This Lichen is much ufed by the Highlanders in 

 dying a reddilh brown colour. They deep it in 

 urine for a confiderable time, till it becomes 

 fofc, and like a pafte ; then, forming the pailc 

 into cakes, they dry them in the fun, and pre- 

 ferve them for ufc, in the fame manner as is be- 

 fore related of the L. tartar ens, 



jhlunenfis ]_. imbricatus, foliolis linearibus dichotomis plani- 

 ^* ufculis acutis nigris, fcutellis atris, Sp.pl. 1610, 



(DiHen. mufc. t. 24./ 8r.) 



Small black Cork, or Lichen. Angtis. 



Upon the rocks on the highland mountains, but 

 not common. It was found in Breadalbane, and 

 communicated by my ingenious friend, and fel- 

 low-traveller, Mr. Stuart. 



This very much refembles the preceding in the 

 flru<5lure and manner of growth, but the leaves 

 are very fmall, black, fmooth on both fides, and 

 finely divided, and fubdivided into numerous 

 thin, narrow, linear fegments. 



The fhields are fmall and black. This is enough 

 to diftinguifli it from the foregoing. 



euaceus^i L. imbricatus, foliolis lobatis nitidis lividis. Sp.pL 

 1610. (Vail. Par, t. 20./. 8. DiUen.mufc. /. 24. 

 /. 7«. A, B.) 

 Olive Lichen. AngUs, 



Upon the bark of trees common, and fometimes 

 upon rocks. 



G g g 2 The 



