SCLEROLEPIS. LXXV. COMPOSIT A. ‘2 313 
Susorper 1L—T UBULIFLORE. 
Corolla of the perfect or disk flowers tubular, regular, the limb 5-cleft, 
or lobed. 
Trize 1. VERNONIACE®. 
Heads discoid, homogamous. Branches of the style subulate, hispid throughout. 
1 VERNONIA. Schreb. 
Named for Wm. Vernon, an English botanist who traveled in America in search of plants. 
Flowers all tubular ; involucre semicylindric, of ovate, imbricated 
seales ; receptacle naked; pappus double, the exterior chaffy ; the 
interior capillary —% Herbs or shrubs. Lvs. mostly alternate. 
1. V. Novezoracensis. Willd. New York Vernonia. Iron-weed. 
Is. numerous, lanceolate, serrulate, rough; cyme fastigiate; scales of 
involucre filiform at the ends.—A tall, showy plant with numerous large, dark 
purple flowers, found in meadows and other moist situations, U.S. Stem 
branching at top, reddish, 3—6f high. Leaves crowded, paler beneath, radical 
ones often lobed. Cymes terminal, flat-tepped, compound. Scales and corollas 
deep purple, the former ending in long, thread-like appendages. Sept. 
6. prealia. Less. (V. prealta. Willd.) St. and lvs. beneath pubescent ; scales 
nearly destitute of the filiform appendages.—Rather taller than the preceding. 
2. V. FrascicuLnata. Michx. Iron-weed. 
St. tall, striate or grooved, tomentose; /vs. narrow-lanceolate, tapering to 
each end, serrulate, lower ones petiolate; Ads. numerous, in a somewhat fas- 
tigiate cyme; invol. ovoid-campanulate; scales appressed, mucronulate or 
obtuse*— Woods and prairies Western States, very common! A coarse; pur- 
plish-green weed 3—10f high. Leaves 4—8’ by 1—2’, smooth above. Cymes 
compact, or loose. Heads large, or small. Corollas showy, dark purple, twice 
longer than the involucre. Jl. Aug. 
§ we 
8. Taller and more branching, with smailer heads.—Woods, Ia. ! 
i 2 ELEPHANTOPUS.: 
ee. Gr. sdegas, elephant, rovs, foot; alluding to the form of the leaves in some species. 
Heads 3—5-flowered, glomerate ; flowers all equal; involucre com- 
Sait the scales about 8, oblong, dry, in 2 series; corolla palmate- 
igulate, 5-cleft, segments acuminate ; achenia ribbed, hairy ; pappus 
chaffy-setaceous.—%4 Erect, with alternate, subsessile leaves. Corolla 
violet purple. 
E. Carouinianus. Willd. 
St. branched, leafy, hairy; lvs. scabrous and somewhat hairy, ovate or 
oval-oblong, obtuse, crenate-serrate, lower ones on petioles, upper ones subses- 
sile; Ads. terminal and subterminal—Dry soils, Penn., Ohio! to Flor. and La. 
Stem 20—30’ high, flexuous, the branches divaricate. Lower stem leaves 5—7’ 
by 3—5’, upper about 2’ by 14’, the highest oblong, smaller, subtending the 
small heads in the form of an involucre. Jl.—Sept. 
Triznz 2. EUPATORIACEER. 
Heads discoid or radiate: Branches of the style much elongated; obtuse, 
minutely pubescent towards the summit outside. Anthers not cordate. 
Leaves mostly opposite. 
Section 1. Heads discoid, homogamous. 
3. SCLEROLEPIS. Cass. 
Gr. ordnpos, hard, \eris, ascale. 
Head many-flowered; scales of the involucre equal, linear, in 2% 
