COKYMHIFERE.K. 185 



corymbe. Invotucrt wiih 15-20 nearly equal scales, slighily pubescent. 

 Seed ancled. Pappus piltJso. 



Purple. Oc(. — Nov. In rich soils. 2-3 feet. 



"i^Z. ' ^ cnt. Ar*ny.« opposite, conlair-ovate, on 



short ^ - 1 i«j, olttusriy tooihed. Flou-trs in iastigi- 



ate f. rf with nuiutrou?, linear, pubescent leaves. Seed an - 



jfied- / ..,.,.,, liis. Recrptarle conic. 



I. <s wi.h red dots. Fragrant. %. Sept. — Oct' Rich, shaded 

 soils, ^-o net. 



(f.) Involucre icith the scales scarious. Leaves verficiUate. 



23. E. Tebxifolium. Sum erect, striate, pubescent. i>tfrt-.s usually ter- 



acuininate, pubescent beneath, toothed, doUed on the 



rrs in terminal coryinl)s. Involucre with abnut 15 linear- 



u.c exterior ones shorter and broader. Seeti angled. Fap- 



ns' 



•' "•^' 



; .1 .... ...■ 



11 





1,1 





.uast^, 



/ 



]. 





%. Sept.— Oct Damp soils. 3-4 feet. 

 21. !. i .. , . i7M. Stem erect, qlabrou?*, or nearly so, tinged with purple. 

 Leaves 4-6 in a w horl, oval, lanceolat •, peiiolate, serrate, somewhat pubcpcent 

 on the under surface, dotted. Flowers in iarye, terminal corymbs. Involucre 

 generally 5-ilowered, with the leaves slightly pubescent. Seed angled. Fap- 

 pw pilose. 



rale purple. %. Sept.— Oct. Moist soils. 4-8 feet. 



25. E. AlAruLATTM. Stem erect, furrowed, w ith purple dots. Leaves 4-5 

 in a whorl, ovate, lanceolate, acute, at each end, pubescent beneath, unequal- 

 ly serrate. Flowers in terminal corymbs. Involucre, 5-8 flowered. Seed 

 angled. 



Pale purple. %. Aug. — Sept. Moist soils. 4-5 feet. 



26. E. ^ Stem erect, criabrous or pubescent towards the 

 summit, r Z^ures 3-1 m a whorl, ovate-lanceolate, coarsely 

 A .' ']<, doiieu on the under surface. Flowersin terminal corymbs; 

 In. ., -.-. lU-l'J, ovate, obtuse leaves, .'veed 5 angled. i'tf^'/>u* scabrous. 



Purple. %• SepL — Oct. Middle and upper Car. and Ga. 4-6 feet. 

 He'ii-irk^ " , •■ ■ *" y • .'-.;■.■'■ '^ -']■-,• rtiea. 



Th ■ K ■ .iich 



large doses na emeiic. 



Ge.\us XXXIV. C AC ALIA. 



///roZf/cre cylindric, ohlon;?, scaly at the base ; florets all 

 perfect, tubular. Receptacle naked. Pappus pilose. 



1. C. ATRiPT.iriFor.iA. Stem erect, branching, glabrous, slightlv glaucous. 

 Ldavi-f iiat reniforni, glabrous, toothed, upper ones laiiceolate- 

 ova'«\ 1. Fh^wers in terminal corymbs; involucre with 5 

 eq . red. Seed oblong, ovate, glabrous. Pappus sca- 

 bru_ ; .. , . .. ... irregular mass in the center, 3-cleft at the summit. 



Whue tinged with purple. %. July — Sept. Inrichsoilsin Car. Ga. 3-8 ft. 



2. C. OvATA. .' *. ' . ' 'ng at the summit. Zeatcs ovate, ob- 

 tusely to-^i'- '7- ith. Flovcers in fastigiate corymbs; 

 in^ ' ■>. Seed glabrous, pappus pilose ; 

 rt. >n in the center. 



Wiute. 4- Sepitiiitjcr — October. West Georgia, Alabama. 3-4 feet. 

 3 (• 1 .^.r.^, ..... .Sfrm erect, branching towards the summit. Jjearet 



k>i f, remotely dentate, 7-nerved, glauco is beneath. — 



Fl' ' ' le with 5 linear-lanceolate leiivis, with 



nj'- . ;us, striate ; pappus pilose, receptacle 



■mall u:th a ; , r. 



While. liber. Middle Georgia; 1-6 feet. 



14* 



