CORYMIUM Kl .r,, 183 



Gexts XXXIII. EUPATORIUM. 



Invthcrc inibrlcate, oblong, florets all perfect, (ulnilar. — 

 Sitfh l.mj:, tleiply cleft. Receptacle naked. Seed glal)rous, 

 6.8triate or angled. Pappus \Aniuo^o,, usually scabrous. 

 (a,) In whicre, 3-5 flowered. 



1. F. I M. Stem striate, finely pul»oscent, with panijulate 



brn'-' ' - ,. . s coiiip<-»unclIy piniiair, with filiturm segments, glabrous, 



fi; >n the upper surface, the upper ones setareous, in cluster. Flowers 



in ...iii,.» "' ^. ' ■•uiicles, very small, and very numerous; involucre, with 

 5 inlerior . and 5 small exterior ones, all pubescent. Seeds cylin- 



drical ; iiiiKcd. 



\. !te. %■ Sept.— Oct Very abundant. S-lOfcet. 



2. F.. ( TM. Stem erect, pubescent, paniculately branched, 

 lower It :id, with 5-7 lineai-lancei)late, segments, denticulate, 

 upper Icav •, clustered, all pubescent. /Vouxt.' in compound panicles; 

 involucre, .>. i -10 unequal pubescent leaves, iiced glabrous, pappus sca- 

 brous. 



White. %. Sept. — Oct. Poor soils. Common- 3-1 feet. 



3. E. PivvATiriprM. Stem erect, striate, c!n!-rnus, branching with the 

 br -(wer leaves pin nraiti'J, \ e, with linear segments, 



pu.. ,... OS generally alternate. J < \n fastigiate corymbs; 



involucre, 8-10 leaved, with glandular dots on the back. iSee*!^ oblong, deeply 

 etriate. puppus, scabrous. 



White. '4- September — October. Damp soils. 3-4 feet. 



4. I H. iJ>Vem usually procumbent, very pubescent towards 

 thf" - '■!. I^nvea sessile, pubescent, linear-lanceolate, with 

 cl the axil. Flowers in irregular corymbs ; involucre 

 w... ...es, glandular on theouter surface. iSeed deeply stri- 

 ate, 1 



\V 1, I . .^. .\iig. — Sept. Dry soils. Common, l-t feet. 



5. E. HT'?«o'»Tfr»T.rrM. S'em errr», pubescent. leaves sessile, the lower 

 or it toothed, upper ones alternate pu- 

 bt - nxils. /'/oir«-.« in terminal corymbs; 

 invoiuL-n, i" -prinkled with giiindular dots, purplish atthesummit. — 

 &«rffiirr j\ve^., ..... .ular, pappus, scabrou*. 



White. '2|.. September — October. Very common. 5J-3 feet. 



^ " '" -. Sievi erect, pubeccenf. Learex broad-lanceola'e* 



si ; 'hr =iininM', 3 nerve', r^nbcscent, with a pair of small 



!• V alternate, small, glaucous* 



i . ,^i,, ■ deleaves, pappus, scabrous? 



White. %. Aug.— 6epi. Rich soils. Mid. &, Upp. Car. &, Ua. 2.3 ft. 



7. E. ^^ '. Stem \liat angled. leaves sessile, amplexi- 

 caulr. rr hncp, i' leath, opposite serrate. Floxoers in ter- 

 min.'i] ,r. 



^' . r. Mountains. 2-3 feet. 



8. E. 'I '-M. .sVem erect, nubescenf, particularly towards the sum- 

 mit. I.f le, amplexicaule, lanceolate serrate ; glabrous on the upper 

 •urfacr, : : along the veins, beneath dotted, truncate at the base, invo- 

 lucre. 



^' August — September. Mountains. 2-3 feet. 



9 ' m erect, striate, villous, lower leaves opposite, the upper 



bI^*"'' '. f-oarsely toothed, sessile, lanceolate. Flowers in fas- 



* -f, 10 leaved, the 5 interior long, white with glandu- 



L; „ . . — .u.i...^, .,, pappus srat)rous. 



White. T|. Aug.— Sept. Poor soils, common. 2-3 feet. 



10. E. FARvirLORUn. 5fCTn erect, pubescent. Leaves sessile, lower ones 



