452 SYNGENESIA: POLYGAMIA ^QUALIS. 



their edges angular and prickly : the flowers are 

 of a pale red color, aimoil white, are feflile, and 

 grow a few here and there upon the ftalk, but 

 in clufters at the fummit : the calyces are acutely 

 conical before flowering, but cylindrical after- 

 wards : the fcalcs are lanceolate, quite fmooth, 

 a little reflex'd at the apex, and end with a fpine : 

 the down is fefllle, long and fimple. 

 The CARDUUS acanthoides^ of Linnaus^ is cer- 

 tainly a diff^erent plant from that which we have 

 here defcribed, as his fpecific difference and defcrip- 

 tion will by no means accord with ours ; but as 

 the fynonyms which he has cited under his C, 

 acanthoides^ belong to our plant, we have thought 

 proper to retain his trivial name^ and apply a new 

 fpecijjc difference. 



crifpus 4. CARDUUS foliis decurrentibus finuatis, margine 



fpinofis J floribus aggregatis terminalibus, fqua- 



^^ mis inermibus fubanftatis patulis. Lin. fyjl. naL 



p. 529. Sp. pi. 1150. (LoefeLPruff. 34. /. 5. Cer. 



J em. 1173- f' I') 



Thiftle upon Thiftle. Jnglis. 

 By way-fides and in wafte places. ©. VI. VII. 

 The ftallc-is green, three or four feet high, branch'd, 

 brittle, uninterruptedly winged throughout, the 

 wings being crifped or curled : the leaves are 

 foft and woolly underneath with green veins, 

 finuatcd or pinqatifid on the edges, the lobes 

 angular and prickly : the flowers are commonly 

 purple, and mofl: of them grow in clufters at 



the 



