CORYMBIFKKE.E. 197 



scabrous towards the summit. Leaves on short |)etiole9, connate at the base, 

 0\-- .rolls. I-^loiotrs m corymbs. Involucre with ovate 



Ci. - (.s smallest. Sttd nearly (.-ireulur, wingt-d. 



\«..v>A. 4- .Viij^udi — Sept. Middle umJ wtsicrii Gil. 3-4 it. 



10. S. T' "■■" •» r- M. ^Vfiij glabrous, somewhat lie.x.igoiiai, usually purple* 

 Leaves o\ c, serrulaie, sliylitly seabrous on the upper surlacei 

 ^l:i' - ■•■ . ii, :i. iiniKjr ones nearly t-essile, the lower tcrnate. Mitverg 

 111 I Viiil*^. Involucre with ovale, ciliaie, loosely oppressed leaves. 

 li'ii^ Ilu;; :> about 1 i. 



Vc'iM^v l\. Auyiist — Oct. Mountains. 4-5 A- 



11. S. Ternati'-M. S/«n terete, or sliijiiilv a iiijied, glabrous. Leaves vet' 

 dcillate, l>\ iisn-t-'. lanceolate, aeuie, ileiiiiculate or terrate, slightly scabrous 

 on the iij>;i,'. . suriaie, pul>esccnt along tlie veins beneath. i'Voicers in ter- 

 minal cor^ i:!)< 7/1 ro/iicrt' ciliute, with ovate, loosely oppressed leaves. Ray 

 florets 13-H, lorn:. 



Yellow. 4 August — OeU Mountains. 4-6 [eeL 



12. S. ATROPfRriRELM. Stem erect, terete, purple, glabrous. Leaves 

 mostly verticiilatt , liy fours, nunurous, the lower ones alternate, and 

 the upiHrinost scaitereil, the iiiiennediaie ones soineliines by ilines; all 

 lanceolate scabrous, dentate, on ciliaif pe'ioles ; nndnb purple. Fuwtrs in 

 dichotoiijuus panicles. /« tW ucre cilia te, with ovate scales, llay florets long, 

 narrow. 



Yellow. % Aug. — Sept. Upper districts. 4-5 feet. 



13. S. De.vtatum. Siein erect, purple, glabrous. Leaves broad-lanceo- 

 late, sinua e, lootii' d, hairy, scabrous, iiic lower ones opposite, upper ones al- 

 ter /'Vou'ir*- in terminal corymbs. iMwo/Mcrecihaie, with broad- 

 o\ . R;i\ tlirets about 10, oval. 



Vtiiow. 4. Aug.— 6epL Common near Cullodcn. 2-3 ft. 



14. S. trs. Stem erect, terete, hispid. leaves lanceolate, acute, 

 serrate, s the lower onesop|i..siit', pciiolate, the upper ones alternate, 

 sessile. /«tu.i< rt ciiiate, wi h ovate kaves. Kay Uorets S-10. 



Yello.v. 4- June— Aug. S.iiuiy soils, common. 2-3ft. 



15. S. PuMit^iM. .*^/#m erect, or procumbent, terete, tomentose. Leaves 



al"' riy dentaie, acute, peiiolaie, pubescent on the upper 



su all. i^^w/rt;*- iiiirregular corymbs. Involucre Ky 



nu-.:h»i-, >xiuiUie leaves ovate, 8-10. Ray florets 8-10, tomeniose on the 

 under surface. 



Yellow. 4 July— Aug. Pine barrens. Mid. Car. & Ga. 2-3 ft. ]J 



Gexus LVI. POLYMNIA. 



Involucre douhlo, tlie extciitr u^u,illy 5-lcaved, the interior 

 lO-iciivciJ. Rliv florets pistillale, lliuse of the dijik stMininate. 

 Recrj)taclc chaffy. Pappus none. 



1. p. Canadensis. S/cti erect, viscid, villous, somewhat scabrous. Low- 

 er leave? deeply lobed, or pinnaiifrl, the up[)er ones entire or 3 lobed, all 

 finely serrate, somewhat ovate, slightiy scabrous. Flowers in terminal pani" 

 cles. Involucre viscid and villous. Ray floret-'^ 10, small. 



Yellow. 71. July — .Sept. Mountains. 2-4 feeu 



2. P. TTvKPAMA. Stem erect, villou^, terete, scabrous. Leaves opposite, 

 3- Sts or lobes, tomentosc, ovate, scabrous, petiole 

 >*■ ' rminal panicle, wi h o;tposite or ternatc branches. 

 /nwWiurc wjii nor scales largiai, ciliate, ovate ; the interior ianceo 

 late, villoim. ts 10, 3.iooihed at the summit. 6'te<f» globose, some- 

 what roTiiprr- irous. 



Ycll.jwr. . ju.ie — August. Common. 3-5 fee l ^ 



15* 



