630 COMPOSITE. 



ACTINOMERIS, Niitt. 



A. heterophylla, Cliaitm. Stom mostly simple, Iiirsnfo, terolo above, 

 wiiif^c'il bflow ; Iciivts roufjii, tlie lower ones opiiosite, decurrent, oblong, the 

 upper ones small, linear, remote ; beads single or loosely coryndtose; seiilea 

 of ibe involucre lanceolate, shorter than the disk and the ;'»- 10 linear rays ; 

 ehalf of the receptacle rigid, acute, longer than the obovate narrowly winged 

 1 - 2-awned achenia. — Low pine barrens, East Florida. — Stem 2° - 3° high. 

 Lower leaves 2'- 3' long. 



COREOPSIS, L. 



C. auriculata, L. Stem short (4' -8' Iiigh), smooth or sparsely villous, 

 1-2-forking; lower leaves ovate or roiindish (l^-'-2' long), entire, or with 

 2-4 small lateral lobes, ^-^ the length of tlie slender petiole, the others small 

 and remote; heads few ; chaff of the receptacle setaceous, twice as long as 

 the flowers ; aclienia oblong, incurved, wingless, even, or obscurely papillose. 

 (C. auriculata, var. diversifolia, is'//.) — Woods in the upper districts. April 

 and May. 



C. pubescens, Ell. Stem tall (20 high), densely villous, at length much 

 branciied ; lower leaves lanceolate or oblong (3'-4' long), mostly 3-lobed, as 

 long as the stout petiole, the uppermost ones only entire ; heads very numer- 

 ous ; chaff of the receptacle as long as the flowers ; achenia broadly winged, 

 circular, slightly 2 toothed, plainly papillose on both sides. (C. auriculata, 

 var., ToiT Sf O'niij.) — Mountains of Georgia and Carolina. May to Sep- 

 tember. 



VERBESINA, L. 



V. encelioides, Benth. Annual, canescent ; stem erect ; leaves ovate 

 or oblong, coarsely serrate, the broadly winged petioles auriculate at the 

 base ; heads somewhat corymbose ; achenia of the disk winged, 2-awned, of 

 the rays wingless, 3-toothed. (Ximenesia encelioides, Car.) -.-Middle and 

 South Florida. Introduced from Mexico. — Stem 2°-3° high. Flowers 

 yellow. 



FLAVERIA, Juss. 



P. angUStifolia, Pers. Stem woody and much branched at tlie base, 

 erect ; leaves thick, narrowly lanceolate, acute, remotely serrulate, connate ; 

 corymbs ver}' numerous, compact ; beads 10- 15-flowered, ansrular, discoid, 

 or with a single oblong entire ray. — Sandy beach at Clear Water Harbor, 

 South Florida. October. — Stems 2° - 4 high. 



PALAFOXIA, Lag. 



P. Feayi, Gray. Stem woody, slender, widely branciied, rough with 

 short rigid hairs ; leavei, ovate or lanceolate, ojjposite or alternate, short- 

 petioled ; corymbs loose; heads discoid; achenium sparsely hispid, many 

 times longer than the obtuse denticulate scales of the pappus. — South 

 Florida (Feay). — Stem 3° -5° high. 



