1324 CARDUACEAE 
7. E. serotinum Michx. Stem 8-20 dm. tall, finely pubescent, Mri 
Dg, 
above: leaf-blades herbaceous, T edi late to ovate- lanceolate, 5-25 . lon 
acute or acuminate, coarsely serrate: involucre less than 5 mm. ines bracts 
linear to linear-elliptie, broadened upward, ro S ici = the apex, white- 
a p the Prid 3-3.5 mm. long: corolla EU 3 mm. long: achene less 
than 2 ong.—Rich rA DN and wet Sod various provinces, 
Fla. to Tex, Ia., and Md.—Sum.-fal 
8. E. aen Chapm. Stem 5-11 dm. tall, tomentulose, at least Kana 
young: f-blades vertical, 2m deltoid-ovate to hastate- ovate, or sometim 
elliptie, 3 i = . long, obt tuse or acutish , repand or crenate-den tate: ioc 
over MR mm. long; braets em abru uptly on B margined, the peu 
4—5 m pu corolla white or pinkish, nearly 4 m ong: achene fully 1 m 
long. Me m ed soil damp, sandy or marly Be EM and salt dates 
Fla.—Sum.-fal 
9. E. leucolepis T. & G. Stem 3-8 dm. tall, Pea or tomentu- 
lose above; leaf-blades en i lanceolate, 3— 8 ¢ m. long, r dedii serrate Or 
nearly entire: involucre tomentulose; braets slenderly acumin e inner 
ones Don lucir 6- 6.5 m ues ur white, about 3.5 mm. o ng: achene 
2.5 ong. [E. Mohri Gon ` "Pine ands, and en sandy bogs, Coastal 
Plain, "pla. to La. and N. Y.—Sum.-fall. 
10. E. anomalum Nash. Stem 8-15 dm. tall, rape yeu leaf- eo ovate- 
lanceolate to ovate, 3-7 cm. long, coarsely and sharply serrate involucre 
2 Pr m bracts a cute or short-acuminate, the inner narrowly linear, 
m. long: corolla e about 3.5 mm. long: achene 2-2.5 m 
Re soil, Fla. Su um.—fall. 
11. E. album L. Stem 3-9 dm. tall, harshly D jd blades elliptic 
to lanceolate, or those at the base of the stem ovate to obovate, 3-10 em. lon ng 
serrate: involucre cylindric-turbinate, the inner io near subulate, 8-9 m 
long, ael dus corolla white, about 5 mm. long: achene t 3 mm 
long.— eid, sandy soil, in pinelands and deeiduous woods, Du Plain 
and T Provinces, Fla. to La., Tenn., and N. Y.—Sum.-fall. 
12. E. petaloideum Britton. Stem 3-7 dm. tall, rough a leaf- 
blades elliptic to ovate or ovate-lanceolate, or the lowe er ones oval or obovate, 
2-8 em. long, bluntly ie or erenate-s errate: involuere ber shaped, the 
inner brac ts spatulate, 10-11 mm. long, or sometimes 
ate: 
eorolla white, 4 mm. long: achene about 3 mm. long. c or Coastal "Plain, 
Fla. and Ala.—Sum.-fall. 
13. E. hyssopifolium L. Stem 3-8 dm. tall, pe ae cud nda 
ong, sometimes undulate: involuere 5-6 mm. high; nar- 
5.5 on 
corolla white, 3.5—4 mm. long: achene 2.5-3 mm. long.—Woods, ent end 
thickets, various provinces, Fla. to Tex., Ky., and Mass.—Sum.-fall. 
4. E. lecheaefolium Greene. m 3-7 dm. tall, ddp Or Ey = 
beseent: leaf-blades narrowly linear, 1-8 cm. long, e ees e 3-4 
high; inner braets elliptie, ciliolate at the mucron rolla RP te, 
2.5-3 mm. long: achene about mm. long.—Sandy soil, Coastal Plain, Fla. to 
Ga. and Al a.—Sum.—fall. 
15. E. Torreyanum Short. Stem 4-12 dm. tall, finely pubescent: leaf-bla des 
broadly linear to narrowly lanceolate, coarsely and sharply serrate to laciniate 
isc turbinate: bracts broadly eae, ciliate, the inner 5-5.5 mm. bu 
