COKYMIUKEKK^. 191 



on short petioleji, pubescent beneath. Flowers at iho extremities of the branch- 

 es ; involucre with subulate leaves; ray Horets pubescent. 10-1'2 ; pappus 

 subiila'o ; chntK hispid. 



Yt How. 1[. Aug.— Oct. .Middle 5:, western Ga. 4-6 fwi. 



1*2. H. Triccspis. Stem scabrous. /^nirs opposite, ovaif -lanceolate, 

 scabrous, whitish oi\ the upper surface, brownish beneath, with revuluiu mar- 

 gins, /it-urr* terminal ; involucre with subulate leaves; ray florets 11-16; 

 pappus subulate. 



Yellow. %. Sept.— Oct. Western Georgia. 3-1 feet. 



13. II. DivERsiFOiJUs. 8/t'/n scabrous, with opposite branches. Leaves 

 opposite, the lower ones ovule-lanceolate, lapering at the base, j<errulate, the 

 upper ones cordate, ovale, mucronate, nearly entire ; petioles hispid, short ; 

 involucre sliorier than the disk ; ray Horets 10-12; pappus subulate, pubc» 

 cent ; chafV with 2 lateral teeth. 



Ye low. %. Aug.— Oct. Western Georgia. 3-5 feet. 



11. H. ScADKRRiMUs. S/t'ffj scabrous, sliylitly branched. Z^mitj? opposite, 

 lance.>late, seal)ri)us, nearly entire, whitisli. Fhwers few; in\<iiucre with 

 ciliate leaves ; ray tloreis from 16-26 ; pappus subulate. 

 Yellow. Sept. — Oct. Western Ga. 



15. H. Trachelifolics. Strm scabrous, branching. Zeare.f ovate-lance- 

 olate, serrate, attenuate at the liase, scal)rous, tomentosc beneath, whitish 

 above. Flowers in terminal panicles ; involucre with subulate ciliate leaves ; 

 ray tioreis 10-12; pappus subulate; chaff' hairy at the summit. 



Yellow. % Sept.— Oct. Mountains. 3-4 ft. 



16. H. ToME.NTOSUs. S/«n pubescent, scabrous, branched. Leaves long, 

 ovate-lanceolate, tapering towards the sunmiii, serrulate, scabrous on the up- 

 per surface, toinentose beneath, upi)er leaves alternate. Floicem terminal ; 

 involucre with Ions:, cilia'e leaves, summit.s hispid; ray florets 10-14; pap- 

 pus subulate; chati' 3-clett, hairy towards the summit. 



Yellow. % August— Oct. Western Ga. 1-6 ft. 



17. H. DtCAPETALUS. Sfem pubescent, scabrous, branched. y.«'rnrs ovate, 

 somewhat spatulaie, serrate, scabrous above, pubescent beneath, upper ones 

 a! Floirtrs in large panicN^s; involucre witn long ciliate leaves; 

 ra - 10-12, long; pappus subulate, pubescent. 



Yeiiow. %. August— Oct. -Middle Ga. 3-4 ft. 



19. II. INIcLTiFLORCS. »SVeffi scabrous. Leaves scabrous, the lower ones 

 cordate, the upper ovate ; involucre many leaved, smooth ; ray florets numer- 

 ous. 



Yellow. % July— Sept. "Mountains. 2-3 ft. 



ly. II. GiiJA.vTE.Ns. N/e//j somewhat scabrous towards the summit, branch- 

 ing. Leaves alternate, lanceolate, serrate, scabrous, tapering at each end, on 

 short petioles, ciUate at the base. F/oiter* in terminal panicles; involucre 

 manv leaved, fringed ; ray florets 12-14 ; pappus subulate. 

 Yellow. % August— Oct. Mountains 5-8 ft. 



20. II. Altissi.mus. Stem glabrous, purple. Leaves alternate, ovale-lan- 

 cenlate, serrate, scabrous, tapering towards the summit, on short fringed pe- 

 liolrs; ray florets about 16; involucre with cihaic lanceolate leaves: chaff 

 sreen. 



Yellow. % July— Sept. Mountains. 6-8 [t. 



21. H. DivARicATUs. S/r/zi glabrous, branching. Zcarc* ovaie-lanccolate, 

 aerruliiie, tapering towards the summit, scabrous on he upper surface, gla- 

 brous beneath. Flowers numerous, small, in terminal panicles ; involucre 

 with acute ciUnte leaves ; ray florets 5-10 ; pappus consisting of 2 hairy awns. 



Yellow. % August— Sept. Moimtains. 5-6 ft. 



22. H. Aristatus. Stem scabrous, with slender branches. leaves oval- 

 lanceolate, tiMjthed, sessile, acute, upper ones alternate, the lower onposite. 

 FlouxTi in terminal cor^'inbs ; involucre pubescent; ray florets small; pap- 

 pus consisting of 2 persistent awns. 



Yellow. % SepL— Oct. Western Ga. 2-3 ft. 



