1326 CARDUACEAE 
e abruptly nase ee inner 4-5 mm. long, linear-elliptic: corolla 
—3 mm. long: ne fully 2 mm. long.—Low pinelands, Coastal 
Plain. Fla. to S. C.— 
25. E. sessilifolium L. Stem 4-15 dm. tall, tomentulose above: leaf-blades 
lanceolate, 8-25 cm. long, acuminate, sharply serrate, sessile, sometimes slightly 
el hi 
asping: bracts of the involucre obtuse, the inner linear-elliptic, mm. 
long: corolla white, 3 mm. long: ac chene 3-3.5 mm. lm g.— Thicke ets, n woods 
and rocky banks, various E rarely Coastal Plain, Ga. to , Mo. 
Vt., and Mass. — Sum.-fal 
26. E. Chapm Small. Stem 4-12 dm. tall, tomentulose above: leaf- 
Lipi AA ra ae -ovate, or narrowly ovate, 2- 10 em. long, erenate; inner 
brac he involucre acuminate, linear, 4—4.5 m eaten corolla white, ' mm 
eu poe about 1.5 mm. long. L Sandy woods, Fla. —Sum 
27. E. cuneatum elm. ap 5—16 dm. tall, tomentose above: leaf-blades 
lanceolate to elliptic-lanceolate, 9-20 em. long, finely crenate-serrate: inner 
bracts of the involucre abr ruptly short- -pointed or obtuse, elliptic, 3-3.5 
long: corolla white, 3 mm. lo e achene 1.5 mm. long.—Low gr rounds, Coastal 
Plain and adj. provinces, Ala. to La., Mo., and N. CQ.—Sum.-fall. 
28. E. perfoliatum L. Stem 3-12 dm. tall, tomentulose above: leaf-blades 
lanceolate, 8-25 em. long, erenate-serrate, connate-perfolia te (or truncate in 
E. perfoliatum truncatum): inner bracts of the involueres cuneate- e 
acuminate, 6—6.5 mm. long or shorter: corolla white, 3-4 m long: ene 
mm. long, or mostly shorter.—(Bon NESET. 'THOROUGHWORT. )—Moist meadows, 
and dilate various provinces, Fla. to Tex., N. D., and N. B.—Sum.-fal 
E. incarn Walt. Stem 5-12 dm. tall, minutely a S leaf- 
ae thin, ovate to deltoid, and A somewhat hastate, ie em. long, 
acute or acuminate, coarsely serrate, on long and slender petioles: involucre 
narrow; bracts linear or nearly so, or the po subulate, often ciliolate at the 
apex, the outer ones often p especially near E base, the inner 
mm. long: corolla lilae, about mm. long: achene 2-2.5 mm. long.—Rich 
sandy p Coastal Plain and PH provinees, Fla. to i. Ind. and Va.—(Mez. 
S 
30. E. icaefolium Reichard. Stem 4—12 dm. tall, D or glabrate: 
leaf-blades thin, ovate or rarely ovate-lanceolate, 4-12 em. long, acuminate, 
coarsely serrate, long-petioled: involucre turbinate: bracts narrowly linear, 
X j n 
5 mm. HIT 
SANICLE.)—Rie rue and thiekets, D provinces, Ga. to La., Okla., Ont., 
nd 
B. mal. Stem 1 m. p or less, finely ph at least 
bae leaf-blades ovate, often broadly so, 7—14 em. long, acuminate, serrate, 
rather coarsely so, lon -petioled oe campanulate ; m broadly linear 
or so hat s yee minutely e una e in 5- ong, acute 
corolla white achene st siform, about 25 ae n 
Roan 5 in “the Blue Ridge, N. c. Bud Tenn. —Sum.— 
ucundum Greene. Stem 4-12 dm. tall, glabrous or minutely pubes- 
cent ace: leaf-blades thin, D. often broadly so or deltoid, or somewhat 
ha , 1.5-6 em. long, obtuse or acutish, coarsely crenate-serrate or incised- 
state, 1. 
serrate, slender-petioled : involuere cylindrie or nearly so; bracts acute or 
aeuminate, the inner narrowly i 3-3.5 mm. long: corolla white, about 
4 mm. long: achene about 2.5 m . lo ng.—Hammoeks and pinelands, N and 
—Fall-wint. 
33. L. Stem 3-15 dm. tall, puberulent or minutely pubes- 
cent: leaf-blades thickish, ovate or orbicular-ovate to ovate-lanceolate, 2—10 
