CRYPTOGAMIA ALG^. 803 



^ bafe by an umbilical cord. The upper fide is 

 crumpled, and the margin lobed and uneven. 

 The under fide is fibrous, and of a paler co- 

 lour, efpecially towards the centre, where the 

 fibres are mod numerous, and arc thin, com- 

 prefs'd, and reticulated. The fpace between 

 the fibres is finely granulated, which gives it a 

 flight afperity, like chagrin. 



The fruclifications are numerous, wrinkled, black 

 fcflile tubercles, which feem to be compofed of 

 curled hairs, very like thofe of the L. crinitus 

 before-mentioned, but not lb regular nor fa 

 fhining. 



t Whether Liii7ixus intended to comprehend this 



jj - under his L. polyrhixos^ or has totally neglected 



it, is uncertain ; but we are fure that it relates 



to thofe figures of Dillenhis above cited, from 



having had a view of that author's fpccimciis. 



-polyphjllus L. umbilicatus polyphyllus undique la^vis atrovi- 

 71. rens crcnatus. Syji. not. edit. 13./'. J>09. SIk pU 



1 61 8. {Dillen. mufc, /. 30./. J29.J 

 Little fmooth dufivy rock Lichen. Anglis. 

 Upon the rocks on the highland mountains fre- 

 quent. 

 This confifts of many fmail leaves, united at the 

 bafe by one common root, lying over one ano- 

 ther, obtufcly and unequally finuated orr the 



iwarn-in:;. 



