CUCURBITACEAE 1285 
or glabrate: sepals oval or oval-ovate, 94.5 5 
mm. long: corolla yellow about e 
berry 4-1 . long, golden-yellow: seed 
elliptic, 9-12 mm. long or cede! lar A 
D PPLE.)—Ham ick- 
ets, and waste-places, outer Coastal E. 
Fla. to Tex.— — Or. I., Mex., C. A., S. A.) 
2. M. Balsamina L. Stem ERE e 
much- uns ER gu blades 3-8 wide, 
3—5-lobed, the lobes with a um teeth; 
petioles usually PSI: sepals elliptie, 
about 6 mm. long: corolla golden-yellow pus 
iod or black at pu Mons about 2.5 e 
wide berry 3-6 long, orange: seed 
3. LUFFA L. Annual vines. Leaves with 5-7-lobed blades. Flow 
monoecious. Corolla yellow, pink, or whitish. Staminodia of the a 
flowers 3. Style columnar. Stigmas 3, each 
-lobed. Berry elongate, ribbed.—About 7 
speeies, all but 1 in the Old World tropics. 
1. L. cylindrica (L.) Roem. Stem and 
branches ribbed: leaf- ee E in 
me mostly 1-3 road -T- 
lobed, the ae eee toothed: sepals 
lanceolate to triangular- E those s 
the pistilla a He about tw s long as © 
those of the sta pea Cle prm aa 
r 10-12 em. wide, that 
Roadsides, waste-places, and thickets, ar 
Fla. Nat. of Old World tropies.—(W. I., Mex., C. A., S. A.)—AIl year. 
. CITRULLUS Schrad. Annual or perennial vines. Leaves with lobed 
blades. Flowers monoecious. Staminodia of the p flowers prominent. 
Style short.  Stigmas reniform. Berry 
smooth. — About 4 species, Asiatie and 
African a 
1. C. Citrullus (L.) Small. Stem trailing, (: 
with spre D boe sp s ovate in. 
r near 
6 dm g, smoot ble: 
(WATE .) e-places, woo 
pinelands, and roadsides, various provinces, 
la and N. C. tropical 
Africa.—Spr.—fall—The watermelon pl 
is too sensitive to cold to become a per- 
manent member of our flora. 
