276 



SYNGENESIA \a:QUALrS. 



IRGINIANUS. 



4. V 



C. simpliciusculus ; I Simple ; leaves ses 



foliis sessilibus, lance- sile, lanceolate, hoary 



olatis, subtiis cano-to- 



and tomentose under- 



mentosis, remote den- neath, remotely tooth- 



tatis^dentibusspinosis; ed; teeth spinous; flow, 



floribus solitariis ; in- ers solitary ; involu- 



volucro globoso; squa crum globose ; scales 



mis mucronatis. 



mucronate. 



Pursh;, 2. p. 506- 



Carduus Virginianus. Walt- p. 195? Nutt. 2. p. 129* 



Cirsium Virginianum. Mich. 2. p. 90. 



Root perennial. Stem erect, 2 — 3 feet high, somewhat angled, cover- 

 ed with a white tomentura, particularly towards the surarait, sometiraes 

 sparingly branched. Leaves narrow, lanceolate, acute, bearing spiny 

 teeth, sometimes slightly sinuate and angled, green and a little hairy on the 

 upper surface, hoary and tomentose underneath. Flowers solitary, terini- 



Involucrum ventricose ; scales oblong, ovate, acuminate, a httle vil- 

 lous, terminated with a small reflected spine, glutinous along the midrib. 

 Corolla nearly twice as long as the involucrum, deeply 5-cleft, purple. Fi- 

 laments villous at base. Seeds oblong, slightly angled, crowned with a 

 feathered pappus. Receptacle flat, bristly. 



Grows in wet pine barrens in the middle districts of Carolina and 

 Georgia. 



Flowers June — September. 



nah 





5. 



LABER 



? NuU. 



C. foliis pinnatifi- 

 dis, glabriiisculis, seg 

 mentis 3 — 5 lobis, a- 

 cutissime spinosis; in- 



volucro 



ventricoso, 



squamis pilosis, spinu 

 la sub reflexa mucro 



11 ati s 

 ,^imo. 



5 



caule 



E. 



ram o SIS 



Nutt. 2. p. U% 



Leaves pinnatifid, 



nearly glabrous 



} 



seg 



ments 3 — 5 lobed, a 

 cutely spinous; invo 



lucrum 



ventricose, 



mucio- 



scales hairy 

 nate with the point re 

 fleeted ; stem much di 

 vided. 



■^-1* 



