1092 ' APPENDIX. ' 



hijl. fag. 1 66. Ger. emac. p. 806. /. 3. Jac- 

 qiiin. obf. 3. p. 12. /. 6^.) 



Tuberous-rooted Comfrey. Anglis. 



\^ has been obferved in feveral places in Scotland. 

 Mr. Taldcn found it growing fparingly oppofue 

 the new well at the water oi^ Leith^ but more 

 plentifully in Dr. Robertfori's, walks at North 

 Marchijlon, where it feems to be a native. %. 

 VII. 



It is very nearly related to the S. offitinale^ and by 

 fonie is thought to be only a variety of it. 



It differs however in havin? a tuberous-headed 

 root, white on the outfide; v^hereas the roots of 

 the S. officinale are externally black. 



The le-.ves alio of that we are dcfcribing are nar- 

 rower, the upper ones more oval than the 

 I other, and in general lefs decurrenr, or not 

 running fo low down the flalk. 



The flowers are pale-yellow, or ftraw-color'd. 

 •" The fubulated rays in the front of the flower 

 are finely dented throughout, whereas thofe 

 of the other arc without dents at the bafe. 



RHAMNUS. Gen. pi 265. 

 Cal. tubulofus, fquainis ilaniina munientibus. 

 Cor. nulla. Bacca. 

 cathartuus, RHAMNUS fpinis terminalibus, floribus quadri- 

 lidis dioicisj foliis ovatis, caule credo. Sp. pi. 



