CARDUACEAE 1461 
-2 mm. long. [H. abd d d uini EUN pinelands 
Ha a Coastal Plain, Fla. to Miss. 
Li. SL arenas (Nutt.) A. Gray. Plant 3- : dm. tall: leaf-blades spatu 
dul 
te to linear, em. long, entire, or un e: involueral braets linear- 
laneeolate to o 8-10 mm. long: ligules Ls 9 em. long: disk-flowers 4 mi 
ng: aehene 1.5 mm. long. o ace Coastal Plain and adj. provinces, 
Fla. to Miss. and N. C.—Spr.-s 
96. GAILLARDIA Foug. Annual, biennial, or perennial, often diffuse 
herbs. Leaves alternate: blades entire, toothed, or pinnatifid. Heads erect, 
radiate and showy, or sometimes discoid. Involucre broad or flat: bracts 
ultimately spreading or reflexed. ay-flowers ge the corollas with 
prominently lobed yellow, ice red, or purple ligules, or wanting. Disk- 
corollas with a short tube, a longer throat, and deltoid, triangular-lanceolate 
or caudate-acuminate lobes. Achene 5-ribbed. Pappus of 6-12 awned, 
1-nerved seales.—About 20 species, all except one North American.—BLANKET- 
FLOWERS. FIRE-WHEELS. BANDANA-DAISIES. 
Fimbrillae of the receptacle obsolete or very small es like projections: lobes of the 
disk-corollas caudate-aeuminate from a broad bas I. LANCEOLATAE 
Fimbrilae of the receptacle subulate or setiform, EON than 
the achenes: lobes of the disk-corollas short- acuminate. II. PULCHELLAE. 
I. LANCEOLATAE 
sk light-yellow. 
Di 1. G. chrysantha. 
Disk purplish or purplish-brown. 
2. G. lanceolata. 
II. PULCHELLAE 
Plant herbaceous: leaf-blades thin. 3. G. Drummondii, 
Plant partly woody: leaf-blades fleshy. 4. G. picta. 
G. chrysantha Sm ao Plant annual or biennial, finely pubescent, 3-6 dm 
tall, usually with few elongate more or Eos spreading branches: leaf- blades 
spa atu late or elliptic- ck on the lov 
part of the di Ae linear or Kec ES 
il 
above, 2-8 ong, undulate or remotely 
sinuate- ole qu long-peduneled: in- 
volueral braets 7—11 n long, th r 
triangular or lanceolate-triangular, the inner 
lanceolate: ligules of th y-flowers yellow, 
1.5 l 3-cleft, the middle lobe the 
narrowest: disk ht-y ; 0—2 
broa achene about long 
C out 2 —Pine- 
lands and sandy prairies, ae tal Plain, 
Ala. to Tex. and Ark —Spr. —fall. 
2. G. lanceolata Michx. Plant ari or 
sometimes biennial, cinereous-pubes , 3-7 
dm. tall, loosely branche d, p icles long and spreading: jen blades bM 
to elliptie or linear y; 1.5 -Be . long, acute, entire or remotely serrate, sessile, at 
least above the base of the Cat heads long- -pedunc icled: ves enn cit rr 
to e 8—12 mm. long, acute or acuminate: ligules of the d M yel- 
low, 1.5-2 cm. long, 3-cleft: "es dus ish or pu estin » 5—2 em. broad: 
i dE na E or nearly so: achene 1.5-2 mm. long.—Pinelands, dry woods, 
rocky banks, and prairies, various Do. inees, Fla. to Tex., Ru and S. C= 
Spr.-sun um. 
G. Drummondii (Hook.) DC. Plant annual, 6 dm. tall or less, the 
bs ches puberulent and somewhat villous: leaf- blades Norm to oblanceolate 
and undulate to pinnatifid on the lower part of the stem, lanceolate to linear- 
