CARDUACEAE 1453 
about one-half longer than the disk, the ovaries glabrous except the margin, 
and awnless: disk- d orange, 5-lo bed: achene narrowly cuneate, slightly 
dilated at the summit, 4-angled, the e retrorsely oe nd tubercu- 
sae the awns 4, slen der, erunt barbed.— ( STICK-TIG )—Swamps and wet 
eado n various provinces, rarely bu Plain, N. C. da , Ore., and N. 
(0. W.)—Sum.—fall. 
9. B. laevis P. Stem 5-14 dm. tall, glabrous, 5-10 m high, 
the bane all toward the d of the stem, slender, ascending: leaf blades 
ne 7-13 em. lon ng; blades ur LET. serrate with small incon- 
ard | : heads medi 
s in the 
achene cuneate, neither dilated nor contracted at the top, not tuberculate, the 
margins and 2-4 ia retrorsely barbed. [B. chrysanthemoides Mich x.]— 
WILD-GOI —Swamps and low woods, P E Plain and adj. prov- 
inces, Ga. to Ala., poem N. Y., and Pa.—Sum.-fal 
10. B. Nashii Small Similar to the next preceding species but slightly suc- 
culent, less branched: leaves ascending; blades broader and thieker, elliptic- 
ith 2 te 
Plain, Fla. to Tex.—Sum.-fall The plants sf this P * the next preceding 
EDI are slightly fleshy. 
1l. B. aristosa (Michx.) Britton. Stem 8-10 dm high, much-branched: 
leaf-blades pinnately 5—7-divided, the segments lanceolate, acuminate, oe 
ised 
incised or pinnatifid, slightly pubescent beneath: heads numerous, 2-5 em. 
road: outer bracts of the involucre 8-1 0, i. -spatulate e, rarely cilia te, not 
surpassing the Ear. rays 6—10, the ligules golden-yellow, the ovaries ciliate 
and awnless: achene obovate, flat, strigose and hispid-ciliate; awns 2, slender, 
as long as the achene-body or shorter, the iar erect or reflex ed (or the pap- 
pus-awns wanting in B. aristosa mutica).—Swam mps, various provinees, rarely 
Coastal Plain, Tex. to Kans. , Minn., and Ohio, and adv. eastward.—Sum.-fall. 
12. B. involucrata (Nutt.) Britton. Stem 3-10 dm high, much- branched, 
minutely pubescent: leaf-blades pinnately divided, the segments narrow, linear- 
lanceolate, incised or pinnatifid, long-acuminate: heads 3-5 r d: te 
bracts of the involucre 12-20, pir aeutish, hispi d margins, 
S 
awnless, ciliate throughout: disk« -corollas 5-lobed: stamens exserte 
very fl at, obovate, slightly d at the top, strigose-ciliate, bidentulate.— 
Swamps, various provinces, Tex. to Kans. and IlL, and adv. eastward.—Sum.— 
fall. 
13. oronata (L.) Britton. ud 9-20 dm. tall, glabrous, much-branched: 
hem blades reed divided, h 4—8 na e ERR serrate or incised 
nate segments: he ide 4-6 em. broad: outer bracts of the involu- 
aa B EN ciliate, d a g the disk: rays several, the ligules 
ben ia. 12-95 mm. long, the ovaries bidentulate at ee Menge disk- 
corollas deep yellow, 5-lobed: meas exserted: achene n wly cuneate, 
slightly strigose-ciliate above; awns 2, about e equaling the breadth of the 
achene, erect-barbed. [B. trichosperma Eon iau ]—Swamps, various 
provinces, Fla. to Miss., I, and Mass.—Sum.- 
B. mitis (Michx.) Sherff. Stem 3-10 dm. tall glabrous or nearly so, 
Mc leaf-blades 7—12 cm. long, 3-5-divided or rarely mostly simple, the 
