270 
SYNGENESIA jEQUALIS. 
4. VlRGINIANUS. 
C. simpliciusculus ; 
foliis sessilibus, lance- 
olatis, subtus cano-to- 
mentosis, remote den- 
tatis,dentibusspinosis; 
floribus solitariis ; in- 
volucre globoso; squa- 
mis mucronatis. 
Simple ; leaves ses- 
sile, lanceolate, hoary 
and tomentose under- 
neath, remotely tooth- 
ed; teeth spinous; flow- 
ers solitary ; involu- 
crum globose ; scales 
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 tomentum, particularly towards the summit, sometimes 
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. Flowe?'s solitary, termi- 
nal. Involucrum ventricose ; scales oblong, ovate, acuminate, a little 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. 
5. GlABER? Nutt. 
C. foliis pinnatifi- 
dis, glabriusculis, seg 
mentis 3 — 5 lobis, a- 
cutissime spinosis; in- 
volucre ventricoso, 
squamis pilosis, spinil- 
la sub reflexa mucro- 
natis ; caule ramosis- 
simo. E. 
Nutt. 2. p. 129- 
Leaves pinnatifid, 
nearly glabrous, seg- 
ments 3 — 5 lobed, a- 
cutely spinous; invo- 
lucrum ventricose, 
scales hairy, mucro- 
nate with the point re- 
flected ; stem much di- 
vided. 
