CORVMIUKERK^.. 180 



1. H. Levis, Stem erect, glabrous, diclioioinously brancljcd. Leave/ 



op; . ' ■ !;ite, serrate, 3 ncn'ed, glabrous, i-'/ourr.t icrminnl and 



jn tui 1)11 loiiy peduncles. Zxai^j* of the involucre oblcug. 



Su*l naJvt'ii , receptacle convex. 



Yellow. % May— June. Sandy soils. 2-4 ft. 



Gems XLVI. TETR.\G0X0TIIECA. 



Involucre gamosc^paloiis, dorply 4-|)art«Hl, 4-an<;k(i, with 

 liroad jiairv M'iriiioiils. Receptacle challV. Seed obovate, 

 pulxjscent at the suiiiinit. Pappus w.tntin*,'. 



1. T. HRMAvrnoiDEs. iS/«m erect, branching, scabrous, somewhat bispid- 

 Lcuvt - - >;itulate, lanceolate, dentate, hairy, l-lowers axilla. 



ry anu s of tht- involucre ovate-lanceolate, wiih rcHected 



margins; ray — 6, iarue, ot the di.«k nunuTous. S.^</»" slightly angled ; 



scales of the t>. , e covered with glandular dots. 

 Yellow. 4 May— June. Sandy soils. 1-2 ft. 



Genus XLVII. SIKGESUECKIA. 



Involucre many K^avetl, in a double series, the outer series 

 5-leavec!, expandinij : ray floiets pistillate, tiiosc of tlie disk, 

 perllcf. Receptacle cUniXy. Ncerf soinewliat 4.angled. Pap- 

 pus wanting. 



1. S. Laci.viata. Leaves laciniate, pinnatiful, the upper ones lanceolate, 

 entire, tuberculate; rav florets larijc. 

 Yellow. %. Carolina. 



Genus XLVIII. ACTINOMERIS. 



Involucre many leaved, witji leaves nearly equal : ray flo- 

 rets 4-12, neutral, those of the disk pericct. Receptacle 

 chatFy. Seed compressed, mar^^ned, enclosed !)y the cliaflf. 

 Pappus 2-awned. 



1. A. IlEUAXTHoroEs. <S/fni crecf, winged, slichtly scabroup. lA-oves ]anm 

 ccolatc, >■ II .!• , acut«>, scai»rou*, villuus beneath. Ftou^rs i. '• nninai cor- 

 ymlc : iiivolucre with leaves arranged in two series, ovate-lanci o.aie, hispid ; 

 fay, t]')n !s 10-12, those of the disk numerous, .^liiilitly winged hairv. 



Yellow. % June— July. Middle Ga 3-4 ft. 



2. A. Squarrosa. i^ff-m erorf, winir^d, eInSroiiia when old, or pubescent 

 to" ' ■ S on short petioles. 

 i-V . . ' . iii. arranged in 1-2 

 ■H r ; ray dorets about 4 beneath, lanceolate- is-cd siightly winged, some- 

 wha: hairy. 



Yellow. %■ August— Oct. Middle and low country Car. & Ga. 3-7 ft. 



GE.NUS XLIX. HELIANTHUS. 



Involucre inj!)ricate, leafy, penerally sqnarrose ; ray florets 

 neutral, those of the disk perfect. Receptacle chaiTy. Pap- 

 jms 2-leavcd, caducous. 



(a) Florets of the disk dark purjtlc. 

 1. II. ATKORUBE.TS. Stem hispid, naked towards the summit, painculalc- 



