SYNGENESIA NECE9SARIA. 



477 



Grows in rich soils, in the upper districts of Carolina and Georgia 

 Flowers August — September. 



2. Elatior. 



Lin. 



A. foliis bipinnatifi 



Leaves bipinnatificl 



dis, glabriusculis; peti- | nearly glabrous; peti 

 oils longe ciliatisj ra- j ole conspicuously frin- 

 ged; racemes terminal 



cerais 



terminalib 



virgato 



stem virgate. 



Sp. pi. 4. p. 376. Pursh, 2. p. 581. ^ Nutt. 2. p. 186. 



Stem four to seven feet high, when young pubescent. Upper haves al- 

 ternate, the lower sometimes opposite, all bipinnatifid with segments acute, 

 somewhat hairy. Flowers in paniculate racemes. Heads of the maleJ?o- 

 rets globular; involucrum sprinkled with hairs, slightly and irregularly 

 lobed; corolla white. Fertile _^ore<s in small distinct clusters: styles two. 

 iNut crowned with six short spines. 



Grows in pastures and rich soils, in the upper districts of Carolina and 

 worgia. 



Flowers July — September. 



3. Artemisifolia. 



Lin. 



\ 



A. folios bipinnatifi- I Leaves bipinnatifid, 

 dis, subtus canescenti- j hoary underneath, the 

 biiSj summis pinnatifi- uppermost pinnatifid; 

 dis; racemis ternis, ter- racemes by threes, ter- 

 minalibus; ramis fasti- minal; branches fasti- 



giatis. 



giate 



sp. pi. 4. p. 376. Pursh, 2. p. 581. ,. Nutt. 2. p. 



A. Absynthifolia, Mich. 2. p. 183. 



cenf ^™/*^"^ *° *^^ ^^^^ ^'^^' branching and with the leaves a little pubes- 

 eenl" uu^^^ sometimes opposite at base, alternate towards the summit, 

 ced'm '*^P'""^*i'^'^j t^^e segments larger and more distant than in the pre- 

 itnde ^P^,^^^^' nearly glabrous on the upper surface, pubescent and hoarv 



-...J .„^^.„^^ ^^-aiicjcu, loosely panici 



^aii, globular; female /oref« remote, axillat 

 ^<^ry short, acute. 



Grows in the niotmtains of Carolina, Mich. 

 * lowers August—September. 



raalej?! 

 Sjiincs of the fruit 



