COKYMHIFEKE.E. 175 



Aim" % August — Sept. In open fidds. Common. 2-3 it. 



17. A. " -;'■>! <SVf/;i procumbrnt, brancliiriij, hispiil, Imiry. Ia-uvcs 

 small, iiir i\ roflexed, hispid nlon^' ilic ninri^in, scabrous. Flovrrs 



ler ' iniclc; involucre with hinceuhiie hairy scales; ray flo- 



n ctl, rnih«>r large. 



bujo, -f oii' . — Oct. Dry soils. Common. 2-3 ft. 



18. A. CoMX>Lon. S'(ni erect, pubescent, sparingly branched towards the 

 summit. Ijenvts puln'-icar, almost tomentose, oblong lanceolate. Flowers 

 in '"icemes; involucre, with lanceolate silky scales; ray florets lin- 

 c;.. 



Uluc. 4 Sept.— Oct. Dry soils, common. 2-3 ft. 



19. A. RETicrLATX's. Stan erect, tomentos^e, branching towards the sum- 

 mit Leans M -sile, oblong-lanceolate, acute, marguis revolute, tomentose, 

 3-ncr\'ed. Fluwtrs in racemes; involucre with acute scales. 



White "4. Augn>t— Oct. Car. and Ga. 2-3 ft. 



20. A. Nov.r. Angi.i.k. Stem erect, with dilfuse, spreading branches, 

 hair>'. Iacivs narrow, lanceolate, amplc.\icaulo, auriculatc at the ba.'^e, hairy, 

 aiid scabnui"; alonir the margin. Flowers in terminal panicles; involucre 

 with lanceolate scales, somewhat hispid, ray florets numerous, narrow. 



Purple. %. Sept.— Oct. Western Ga. 4-10 feet. 



21. A. Cv.wrrs. ^^/tm glabrous, young branches slightly pubescent, ex- 

 panding. 'A' 'i-,,N- lii:( :ir-Ianccolatc, somewhat scabrous, slightly amplcxi- 

 caule. /Voi/rr* ill paniculate racemes; involucre with apprested linear-lan- 

 ceolate scales ; rav florets numerous, narrow, inrd pubescent. 



Purple. 11- "Sept.— Oct. Middle Car. and Ga, 3-4 ft. 



22. A. ^'::- s Stem erect, glabrous, with long erect virgatc branches, 

 slijjh'ly yr nt the simimii. Lrnves liiicar-lanccolate, aniplcxicaule, 

 Ic 'y scabrous, i^/ou'er.* in termuial racemes; in- 

 V. squarrosc, slightly mucronate, ray florets small. 

 iSccfts scarcciv pl:l:<;•^c•en^. 



Purple. ■ 4- Sept.— Oct. Middle Ga. 3-4 ft. 



23 A. Carolinianus. Stem shrubby, flexuous and decumbent, much 

 br ' ■ ' Leaves oblong lanceolate, sessile, attenuate at each 



er; J and amplexicaule at the stem. Flowers large, nu- 



n, ii short peduncles; involucre with pubescent scales; ray 



Purpie. r2 Oct. — Nov. In swamps- 8-12 ft. 



(f) Lenvef! serrate. Finicers in cnri/mhs. 



24. A. ?^f'^' '-'"-us. Stem erect, sini[)Ie, pubescent towards the summit. 

 Lents -• ivate lanceolate, pubescent on the under surlacc, scabrous 

 above, fii.;i ' .Mn.-n young, slighfly serrate, upper leaves generally entire. 

 Flow<r> h\rj'\ in terminal corymbs ; involucre with oblong, ovate, pubescent 

 scale-. ' I ; ray florets numerous, larire. i^ctds pubescent. 



r ! Oct.— Nov. Car. and Ga. 12-28 in. 



25. A. i s. ."-ftT/i erect, glabrous, shining, branches striate, pubes- 

 cent. A . I'.ulate, sessile, clasping, serrate, .scabrous on the upper sur- 

 face, larL'-. J'i ■Iters in corymbose panicles, large ; involucre with ciliate, 

 linear r. fleeted scales; rav florets numerous, linear-lanceolate. 



Pu.'-jjle. % Oct.— Nov. On flie banks of rivers in So. Ga. 2-3 ft. 

 86. A. : ^- Stem erect, with corymbose branches marked 



with a ha: ■; linear, or linear-lanceolate, acuminate, serrate in 



the middle, upii r ones entire. iToioera small, in corymbs ; involucre with 

 lanceolate expanding scales. 



Nearly white. % Sept. — Nov. In low grounds. Upper Car. 



(d) Leaves serrate. Flowers in panicles. 

 27. A. JrN» nis. Stem erect, with long, slender branches, slightly pubes- 

 cent. Leatif sessile, linear-lanceolate, serrtitc, glabrous, upper ones entire. 



