Genus 2.] 



THISTLE FAMILY. 



305 



1. Elephantopus Carolinianus 



Willd. Carolina Elephant' s-foot. 



(Fig. 3609.) 



Elephantopus Carolinianus Willd. Sp. 

 PI. 3: 2390. 1804. 



Erect, hirsute-pubescent, or glabrate 

 above, branched above, i-3 high. 

 Leaves oval, ovate, or obovate, thin, the 

 lower rather abruptly narrowed into 

 margined petioles, obtuse, crenate-den- 

 tate, 2>'-S' long, 2 / -4 / wide, the upper 

 smaller, narrower and sessile; glom- 

 erules, including the bracts, nearly i f 

 broad; scales of the pappus lanceolate- 

 subulate, gradually narrowed into a long 

 slender awn. 



In dry woods, southern New Jersey and 

 Pennsylvania to Florida, west to Kansas 

 and Texas. Aug.-Sept. 



3. Elephantopus tomentosus 



L. Woolly Elephant' s-foot. 



Tobacco- weed. (Fig. 361 1.) 



Elephantopus tomentosus L- Sp. PI. 814. 



1753- 



Erect, villous-pubescent, or some- 

 times glabrate, i-2 high, the stem 

 branching above, leafless or with 1 or 2 

 leaves. Basal leaves ovate, oval, oblong, 

 or obovate, obtuse, sessile, narrowed at 

 the base, usually silky-pubescent be- 

 neath, crenate dentate, 4/-0/ long, 2 / -4 / 

 wide; glomerules i / -i^ / broad; heads 

 about 6" long; scales of the pappus tri- 

 angular-subulate, gradually narrowed 

 into the awn. 



In moist soil, Virginia to Florida, west 

 to Kentucky, Arkansas and Louisiana. 

 Called aiso Devil's Grandmother. Aug.- 

 Sept. 



2. Elephantopus nudatus A. 



Gray. Smoothish Elephant' s-foot. 



(Fig. 3610.) 



Elephantopus nudatus A. Gray, Proc. Am. 

 Acad. 15: 47. 1880. 



Erect, rather stout, appressed-pubes- 

 cent, or glabrate, i-2 high. Leaves ob- 

 long or oblanceolate, obtuse at the apex, 

 gradually narrowed at the base, crenate or 

 repand, a'-io' long, 9 // -2 / wide, the basal 

 ones usually much larger than those of 

 the stem and branches, or these usually 

 few and bract-like; glomerules 6 // ~9 // 

 broad; heads about 4" long; scales of the 

 pappus ovate-triangular, abruptly nar- 

 rowed into the awn. 



In sandy woods, Delaware to Florida, west 

 to Arkansas and Louisiana. Aug.-Sept. 



