796 EUPHORBIACEAE 
17. C. adicioides Small. Shrub mostly less than 0.5 m. tall, finely pubescent 
with pale hairs, rather sd caer A ee above, zigzag: leaves numerous; 
blades ovate to oval, 2-3 mm. long, acute or acutish, entire, short-petioled: 
involucres campanulate, barely ii mm. high, longer than ‘the peduncles, minutely 
t, decidu eal glands about 0.4 mm. broad: appe Sp obsolete: cap- 
sule pubescent, less than 1 mm. long. "Sandy shores and hammocks, Florida 
Keys s.—All year 
eyensis Sm Branches erect or nearly so, finely pale-pubescent: 
leaf blades ud to elliptie, oval, or te, 3- g involueres 
turbinate, & little over ] nely pubescent oues s white or 
ish, abou is as t glands capsule abou road, ae er seed 
cent : iau fu 1 mm. lus pubescent glands green; appen aig very 
narrow, even-edged: capsule fully 2 mm. broad, pubescent: "ecd l mm. long 
a alae wrinkled, yellowish S Everglade Keys, pen. Fla —All 
yea 
20. C. hypericifolia (L.) Small. Branches glabrous or nearly so, the ultimate 
ones slender: leaf-bla e mainly elliptic, elliptic-lanceolate, or ovate, unequally 
an. usually nearly straight: involucres 1 mm. long or more: pni appen- 
dages obovate to rms rather conspicuous: capsule fu 2 wide, 
glabrous: seed brown or reddish- -brown, about 1 mm. long. —Pinclands, pes 
places, and roadsides, Coastal Plain, Fla. to Tex.—(W. I., Mez., C. A., S. 
C. hyssopifolia (L.) Small Branches glabrous: leaf-blades elliptic, 
d B elliptic- d or sometimes linear-lanceolate, cod zs e 
curved or even faleate, mostly T 3 em. long, usually toothed: iiie 1.5 
mm. long, g m few 1 (or in termin al cymes; appendag v suborbiculez 
or reniform, unequal: eapsule 1.5-2 mm. wide, glabrous: E i , bro or 
black, about 1 mm. long. [Euphorbia brasiliensis Lam. E. nu ae 
Presli Guss.]—(EvE-BANE.) —Hammocks, dero fields, pi waste- -places, 
nearly throughout U. S. and S Can.—(W. I., , C. A., 8. 4.) —Sum. or all 
year S. 
C. Tracyi Small. Branches thinly i E Jeaf-blades Er to slightly 
oe above the middle: involueres fully . long, spar pubescent : 
gland-appendages minute, unequal and E eile ed mm. broad, 
slightly pubescent all over: seed less than 1 mm. long.—Sand-dunes and pine- 
lands, Coastal Plain, Fla. to Miss.—Sum. or all year $8. 
23. C. prostrata diri poe Branches pubescent: leaf-blades oval, Dou 
Or uL. involue . long o bien usually sparingly pubescent: appen 
dages very aoa prs aP ‘about 2 mm. broad, pubescent about the an zem 
seed M mm. long or less.—Sandy oil Coastal Plain, Fla. to Tex.—All y 
C. humistrata (Engelm.) Small Branches dre sant or finely pubescent: 
pen blades ovate- -elliptic or sometimes narrower: involueres about 1 mm. long, 
pubescent : dis ages white or red, commonly narrower mun the glands: cap- 
sule about 1.5 mm. broad, pubescent: seed about 1 mm. lon —Dry or sandy 
and 
p various D n W of Blue Ridge, Ala. to Tex., Nebr., Minn., Que., 
N. Y. —Spr.—fall. 
C. maculata (L.) Sm Branches like the stem puberulent or p 
rn blades elliptie or ps ‘elliptic 8-12 mm. long: involueres mostly 1 
