964 AMMIACEAE 
long petals over 2 mm. d fruit 3.5—4 
long.— (CoRN- Er RATTLE- 
EX AKE-M ae )—Low y Miei swamps, and 
acid s, various pos es, Pe a. to 
3 Xin, E. nn.—Spr ari e Spe- | 
is somewhat of a misnomer, as 
Td Een teu grows in T dry soil. 
E. synchaetum (A. Gray) Rose. Plant 
3-9 dm. tall: blades of the lower leaves nar 
rowly d usually pliable: sepals poss 
ovate deltoid-o ONS) ae 1.8 long: 
petals pa ss than mm. long: fruit 2-2.5 
mm. long. ` Pinelmds and prairies, M oum 
Plain, Fla. to Tex., Ark., an ee ag a — 
fa Il.—A. decoction made from the 
stitutes the ceremonial '' blaek- drink? ? "ot. ake Seminoles. 
E. aromaticum Baldw. Plant ultimately diffuse, the branches 1-6 dm. 
long: blades A the lower es spatulate in 2d ey denis Or pd 
bee sus 
parted, 3—4 em. long, pale-margined: heads ing 8 . long: sepals 
lanceolate, 2— z mm. long, poc petals fully 1.5 n fruit granu- 
lar, 1.5-2 mm. long, or rarely smaller.—Dry pinela Piu Coastal Plain, Fla. and 
adj. Ga.—Spr. Bais ere érroneously accredited to 
3a. E. cuneifolium Small. Plant erect, 2— 5 dm. tall: blades of the numerous 
basal leaves d bu o s 3-5 5 apical teeth callous-margined spin 
tipped: heads becoming : diameter: sepals lanceo late, 1.5-2 mm 
fr l 
long, acuminate: hen: Ead 14 5 mm, long: fruit scarcely 1.5 mm, ong.— 
Serub, S part of Lake Region, Fla—Sum.—fall 
4, E. divaricatum H. & A. Plant prostrate: blades of the lower leaves bipin- 
natifid, those of the upper ones pinnatifid, the segments linear to lanceolate, 
minutely spine-tipped: heads ovoid, becoming ellipsoid, 1 em. long o r less; 
braets of the involuere linear- MN spreading: fruit less s 1 mm. long, 
ristly.—Low grounds and waste- places, around sea-ports, Fla. to N. C. Nat. 
of Argentina ——Spr.-fall or all year S. 
5. E. Baldwinii Spreng. Plant prostrate: blades of ba koar a es porta 
varying to badge above or below the middle, 2-9 e ong: heads 
eylindrie: bra of the involuere subulate. cu a B Eus p 
Coastal Plain, la. to La. and Ga.—Spr.—fall. 
- 2 seers Nutt. Plant pr ostrate: o of the basal leaves elliptie or 
2-4 em. long: heads ellipsoid: bracts of the involucre linear- Serge 
» ues spatulate: —Low gro ands and Ct places Coastal Plain and adj. pro 
inces, Fla. to Tex., Mo., Ky., an —Sum 
E. floridanum Coult. & Rose. Stem 6-9 ae tall: blades of the Ei er leaves 
narrowly elliptie ds linear-laneeolate, 3—11 e Hi long entire or nearly s ads 
becoming about 1 em. long: sepals ovate, about 2 mm. long: pet etals nen i mm. 
long: fruit about 2 mm. long.—Brae kish marshes, Fla. —Spr.—fall. 
. E. virginianum Lam. Stem 3-9 un hon blades of the lower leaves linear, 
to oblan eeolate, 15—40 em. long, u undul or toothed, often coarsely s : heads 
becoming abo ut 1.5 cm. long: sepals lanceolate about 2.5 mm. long, s ne 
rer petals 1-1.5 mm, long: fruit abou 1.5 mm long. [E. pra id 
—Low grounds and swanps, bud Plain, Fla. to Tex. and N. J.— 
eme 
