SYNGENES1A. POLYG. ^QUAL. SonchuS. 585. 



908. SONCHUS. Receptacle naked. Calyx imbri- 

 cated beliied. Pappus hairy. Sowthijile. 



mar litmus • 4. S. peduncle naked, leaves lanced ftem-clafping undi- 

 vided iharply tooth'd baci:wards. fa. 



pahftris. 2. S. peduncles and calyxes hifpid fubumbel'd, leaves 

 runcinate av. n'd at rhe bafe. marfh. 



arvenfs. 3. S. peduncles and calyxes hifpid fubumbel'd, leaves run- 

 cinate hearted at the bafe. field. 



oleraceus. 5. S. peduncles downy, calyxes fmooth. potherb. 



temrrimus.. 6. S. peduncles downy, calyxes hairy. moft tender. 



P/umieri. 8. S. peduncles naked, flowers panicled, leaves runci- 

 nate. of Plumier. 



alpinus. 7. S peduncles fcaly, flowers racemed, leaves runcinate. 



alpine* 



fioridanus. 9. S. peduncles, leaves lyre-halberted. FUrida. 



tuber ofus. S. peduncles Icaly, the inftriour leaves runcinate, the 



fuperiour arrow'd. tuberous. 



fibiricus. 8. S. peduncle., fcaly, leaves lanced undivided feffile. 



'fiberian. 



tataricus. S. peduncles naked, leaves lanced tooth'd runcinate. 



tartarian. 



tuberofus* S. peduncles rather fcaly, leaves runcinate and intire 



arrow'd feffile. tuberous, 



canadenfis. I. S. peduncles hifpid, leaves runcinate, flowers racemed. 



Canada. 



fruticofus. S. fhrubby, moft fmooth, leaves elongate lanced 



finuous fubpetioled, umbels rather downy in- 

 voluted, calyxes ragged moft fmooth. S. 



Jhrubby. 



tuber ofus. S. the inferiour leaves runcinate, the fuperiour arrow'd. 



S. . tuberous* 



909. LACTUEA. Receptacle naked. Calyx im- 

 bricated, cylindric, with membranous 

 margin. Pappus iimple, ftiped. Seeds 

 polifh'd. Lett ice. 



querc'mea. 1. L. leaves runcinate toothletted acute: polifh'd under- 

 neath, ftem fmooth. oak. 

 fativa* 1. L. leaves rounded on the ftem hearted, ftem corymbed. 



cultivated. 



4. L. 



