COMPOSITA. (COMPOSITE FAMILY.) 193 
14, L. paniculata, Willd. Stem viscid-pubescent ; leaves smooth; the 
lowest spatulate-lanceolate, the upper lanceolate, sessile, small; heads mostly 5- 
flowered, in small lateral and terminal corymbs, forming a dense oblong panicle. 
— Damp pine barrens, Florida to North Carolina, and westward. Sept. and 
Oct. — Stem 1°- 2° high. 
15. L. fruticosa, Nutt. Stem shrubby, smooth; branches naked above; 
leaves obovate, not ribbed, the lowest ones opposite; heads corymbose, 5-flow- 
ered ; scales of the involucre lanceolate, acute, dotted. — East Florida. — Leaves 
V long. i 
10. KUHNIA, L. 
Heads 10-25-flowered. Flowers all similar and perfect. Scales of the in- 
volucre few and loosely imbrieated in 2-3 rows. Receptacle naked. Corolla 
slender, 5-toothed. Achenium cylindrical, many-striate. Pappus a single row 
of strongly plumose bristles. — A perennial herb, with lanceolate or linear dotted 
leaves, and heads of yellowish-white flowers in panicled corymbs. 
1. K. eupatorioides, L. Stem pubescent, or somewhat viscid, mostly 
branched ; leaves toothed or entire, pubescent, or smoothish beneath, the lower 
ones sometimes opposite ; corymbs loose or crowded. (K. Critonia, and K. glu- 
tinosa, EU.) — Light and dry soil, Florida to Mississippi, and northward. Sept. 
— Stem 2°- 4° high, f ; r 
ill. BRICKELLIA, Ell. 
. Heads few- or many-flowered. Scales of the involucre linear, imbricated, the 
Outer ones shorter. Receptacle flat, naked. Corolla 5-toothed. Achenia cylin- 
drical, 10-striate. Pappus a single row of bearded bristles. — Perennial herbs, 
with dotted opposite 3-ribbed leaves, and large heads of pale purple flowers, in 
terminal corymbs. 
1. B. cordifolia, Ell. Stem erect, tomentose, mostly branching; leaves 
ovate, serrate, mostly cordate, petioled, the upper ones often alternate; heads 
large, 30 - 40-flowered ; achenia nearly smooth. — Light rich soil, Western Geor- 
gia and Florida, and westward. Aug.— Stem 29 —49 high. Flowers showy. 
12. EUPATORIUM, Tourn. THOROUGHWORT. i 
Heads 3-many-flowered. Involucre cylindrical or bell-shaped, the scales in 
4 single row, or imbricated in 2- several rows. Receptacle flat, naked. Corolla 
5-toothed. Achenia 5-angled, the sides smooth and even. Pappus a single row 
of slender rough bristles. —Perennial and mostly resinous-dotted herbs, with 
Opposite or whorled leaves, and white or purplish flowers. _ 
Scales of the cylindrical involucre numerous, closely imbricated in several rows, the 
idl NC 
