ORDER 70. COMPOSITE. 187 



1 C. suaveolens L. Glabrous; st. striate-angular ; Ivs. on winged petioles, hastate- 



sagittate, dentate, green on both sides ; fls. white, y Ct., W. and S. : rare. 4 5f. Aug. 



2 C. re ii i form is Muhl. St. sulcate-angled ; Ivs. palmately-veined, nearly smooth, 



green, petiolate, lower reniform, upper flabelliform. y Woods, 111. to Car. 3 6f. Jl. 



3 C. atrlpllcifolla L. St. terete ; Ivs. petiolate, smooth, glaucous beneath, palmate- 



veined, angularly-lobed and dentate, the lower subcordate. N. Y., S.andW. 3-5f. Jl. 



4 <'. diverslfolta T. & G. Not glaucous ; st. striate-angled ; lower Ivs. cordate-ovate, 



obtuse, repand-dentate, upper 3-5-lobed, subhastate. y Swamps, Fla. 2 3f. May-t-. 



5 <'. tuberosa N. St. angnlar-sulcate ; Ivs. oval or ovate, strongly 5-7-veined, not 



glaucous, petiolate, lower petioles very long. if. Swamps, W. and S. 2 5f. May Jl. 

 It . oviita Ell. St. terete; Ivs. glaucous beneath, 3-5-veined, ovate and oval, entire <ir 

 undulate-margined, contracted at base into petioles, if Swamps, S. 3 4f. July)-. 



7 C. lanceolata N. St. terete ; Ivs. 3-veined, glaucous beneath, lanceolate to lance- 



linear, the lower tapering to petioles, upper sessile ; corymb simple, y Ga. Fla. 5f. 



8 C. COCCINEA. Teasel-flower. Root leaves ovate-spatulate, cauline clasping-auricnlate ; 



hivol. much shorter than the scarlet fls., finally reflexed. E. Ind. 1 2f. June Sept. 



87. SENEOIO, L. GROUNDSEL. Invol. of many equal scales, or in 

 vested with a few shorter ones at base. Fls. all tubular, 5 , or usually radi- 

 ate and rays $ . Recep. not chaffy. Pap. simple, capillary and copious. 

 A vast genus of herbs and shrubs. Lvs. alternate. Fls. mostly yellow, 

 exceeding the invol. Fig. 160. 



Rays none. Root annual. (A perennial climber, No. 11.) No. 1 



$ Rays yellow. a Radical leaves undivided. Achen:a glabrous Nos. 2, 



a Radical leaves undivided. Achenia pubescent Nos. 4, C 



a Radical leaves divided, as well as the cauline Nos. 6, 1 



S Rays purple, &c. Species of Cineraria, L. <fcc. in the greenhouse Nos. 810 



1 S. vulg&rlsL. St. paniculate, erect, angular ; Ivs. sinuate-pinnatifld, dentate, am 



plexicaul. A weed in gardens, &c. If. 18'. Flowers all Summer. 



2 S. aurciiK L. Radical Ivs. ovate, cordate, crenate-eerrate, petiolate, cauline ones 



lyrate-pinnatifld, dentate, terminal segments lanceolate ; ped. subumbellate, thick ; 

 rays 812 ; fr. glabrous, y Woods, meadows. 1 2f. Rays spread 1'. May Aug. 



ft. ttalminiitce. Pubescent ; Ivs. few, small, the radical lance-oblong. Rocks. 



y. g-rdciHs, Root Ivs. roundish, on long petioles, cauline linear-oolong, dentate. 



S. oiiorhtti*. Root leaves obovate to oblong-spatulate ; peduncles long. 



F. lanceolatvs. Lvs. lanceolate, the cauline pinnatifld at base. Vt. Rare. 



. discoldeu* (Porter). Rays none ; Ivs. obov.-spatulate, cauline pinnatifld. Penn. 



3 S. obovatus Ell. Tomentous, becoming glabrous ; root Ivs. obovate or roundich, 



crenate, with an attenuated, sessile base ; cauline few, small, cut-pinnate ; corymb 

 small, rays 1012, spreading 1'. y. Va. to Fla. If. Stem nearly leaflees. May. 



4 S. tomentosus MX. Cottony-tomentous ; st. Ivs. obovate to oblanceolate, obtus';, 



long-pet ioled, crenate, upper sessile or none ; rays 12 15, spreading 16". V. Va. & S. 



5 S. auoiiymuB Wood. Cottony-tomentous; root Ivs. oblong, obtuse, crenately 



toothed or lobed, caulino pinnatifld, the lobes dentate ; hds. small, rays 69, spread- 

 ing 6". y Thickets, Ala. (Montgomery). 2f. Corymbs compound. May, June. 

 ft S. Canadensig L. Lvs. glabrous, bipinnatifld; seg. lobed, obtuse, the few upper 

 pinnatifld ; corymbs compound; rays 9 ,2. y. Canada (Kalm), Mts. N. Car. 



7 S. lo but UN Pers. Butterweed. Glabrous; leaves all pinnatifld, the lower lyrately, 



lobes crenate : invol. subcalyculate ; rays 10 12. Wet. S. : com. 2 3f. Mar. Apr. 



8 S. ELEGANS. l\irple Jacobcea. Lvs. pinnatifld, hairy, viscid; scales scarious at tip, 



calyculate with an outer row of short green ones. S. Afr. Purp., varying to whtie. 

 S. LANATA. Lvs. roundish, angular, cordate, woolly beneath ; rays vivid purple in 

 side. wh. outside; disk white or blue, y Canaries. 3f. Shrubby. Many var'otior. 



