1418 CARDUACEAE 
heads showy, with broadly conic disks: 
bracts of the in eos ance -elliptie to 
2 acutish or vue or ddl ers sev- 
ligu ules of the 25 . long, 
ort 
crown.—Fields, roadsides, and woods, vari- 
ous provinces, Tenn. to Ark., B. C 
Me., and N. J. 
2. H. helianthoides (L.) B. S. P. Stem 
dm. tall: en blades thinnish, ovate to 
8—20 
lanceolate, long, s arply serrate, 
cuneate to Cono at the base: heads 
showy, with a rounded disk usually over 1 em. high: ied of the involucre 
elliptic- a. to elliptic, ciliate, acute or acutish, the outer with md ng 
* reflexed tips: ray-flowers s sveral; ligules of the ray Evi. ellos E 3 eed 
long: braetlets dilated and er at the 2 achene glabrous, t 
cate 
obseurely 2—4-toothed at the nes x. [H. laevis ios —Banks, thickets, A 
open woods, various provinces, Fla. to Miss., Ont., and N. Y. 
3. H. minor (Hook.) C. Mohr. Stem 2-7 ba tall: leaf- pus n pe 
laneeolate, elliptie or elliptie- d 3-10 em. long, sharply serr neate, 
rounded, or truneate at : heads with disks usually less mun. E. ME : 
i of the involuere o d “lanceolate to elliptie, rather obtuse, the outer, 
ding Mem : ? 
ct 
lo 
ie 
ong en 
Pinelands, woods, md hillsides, Gaal Plain and “adj. provinces, Fla. to 
Ark. and Ga. 
oo: TETRAGONOTHECA L. Perennial, erect, stout herbs. Leaves 
a ite: blades broad, repand, saliently toothed or pinnatifid, sessile or con- 
nate-perfoliate. Heads large, resembling 
ae a longer t anoa TA deltoid « or tri- 
angular. Anthers mostly longer than the 
ra the E ndages ovate. Stigmas 
slender. Achene very thick, broadened up- 
ward, striate or saa Pappus wanting.— 
About 5 species, American. 
1. T. helianthoides L. Stem 3-10 dm 
pubescent: blades of e plut pis slliptie to oval, 8-15 em. long, remotely 
toothed: en involucre 4-6 7 k ; inner braets slenderly n 
ligules 3—4 em. long: e 5- 76 m ong.— (PINELAND- -GINSENG) .—Dry Sa 
p des woods, e Plain 2j ad provinees, Fla. to Miss. and Va. 
pr.—ta 
66. VERBESINA L. Annual diffuse herbs. Leaves opposite, blades 
narrow, entire or sparingly toothed. Heads small, inconspicuously radiate. 
