-CRYPTOGAMIA ALG^. 855 



But, as we have leen both on the fame individual, 

 and Dillenius has alfo figured one in that ftate, if 

 Micheli is right, and thefc balls have any rela- 

 lation to fex, this Ijchen may be confidered 

 more properly as polygamious. 



It is flrange that this fingular Lichen fhould have 

 efcaped rhe obderving eye of Linnceus. 



fi'atHS 6^ L.coriaceTJs repens fubrotundus, peltis depreflis 

 fubtus faccatis. Sp.pl. 1616. {Michel, gen. t. 52. 

 ord. 31. ept. Dilien. mufc. i. 30. /. 121. Oeder. 

 Dan. sZ'^-f' 3 ^^^^^^J 

 Socket Lichen. AngUs. 



Upon the earth in the chafms of rocks that are 

 damp and fhady, not unfrequent, efpecially in 

 the Highlands. 

 The leaves are about an inch long, often lefs, 

 flightlv laciniatcd and obtufely lobed on the mar- 

 gins, of a fine glaucous green colour when re- 

 cent, and generally fpread upon the ground in a 

 circular form. Their fubftance is thin and ten- 

 der when frefh, but becomes more thick and 

 tough when dry. The upper fide is fmooth, the 

 under one whitifh or tawny, abounding with 

 fibrous radicles. 

 The fhlelds are of a black chefnut colour, deeply 

 imprcls'd in the leaves, or funk as it were in 

 fockcts, which form tumors on the under fide* 

 This circumftance alone diftinguifhes this Ipecies 



from all the reft of the genus. 



The 



