CUCURBITACEA.E 
83 
low, solitary. Filaments distinct. Fruit a smooth globose gourd. (Clas¬ 
sical name.) 
Plant annual. 
Leaves lobed; stalks of fruits strongly ridged.1. C. pepo. 
Leaves not lobed; stalks of fruits not strongly ridged.2. C. maxima. 
Plant perennial. 
Leaves triangular-ovate; fruit 3-celled, its pedicel without thickened ridges.... 
3. C. foetidissima. 
Leaves palmately 5-cleft; fruit 5-celled, its pedicel with thickened ridges at 
summit .4. C. palmata. 
1. C. pepo L. Pumpkin. Stems long-running; leaves 3 to 5-lobed; 
corolla-tube widening upwards, the lobes erect; fruit various in form, 
color, size.—Native of America, cultivated by the Indians before the time 
of Columbus. It is not known in a wild state. (Cf. De Candolle, Origin 
of Cultivated Plants.) 
2. C. maxima Duch. Squash. Stems long-running: leaves orbi¬ 
cular or kidney-shaped; corolla-lobes large, widely spreading or droop¬ 
ing; fruit rounded, ovate, or pointed, smooth.—Cult., native country un¬ 
known. 
3. C. foetidissima H. B. K. Calabazilla. Stems 14 to 43 dm. long; 
leaves triangular-cordate or sub-cordate, 9.6 to 19 cm. long: calyx-tube 
1.2 cm. long; corolla 7.2 to 9.6 cm. long; gourd 7.2 to 9.6 cm. in diameter. 
—S. Cal. to the San Joaquin Valley. The roots are used by Spanish- 
Californians as a cleanser and whitener of clothing, the leaves medici¬ 
nally. 
4. C. palmata Wats. Mock Orange. Stems a few m. long; leaves 
palmately 5-cleft; calyx-tube 3.4 cm. long; gourd 7.2 cm. in diameter.— 
S. Cal. to the San Joaquin Valley. 
2. CITRULLUS Forsk. 
Annual or perennial climbing or trailing herbs. Leaves alternate, 
round-cordate, deeply 3 to 5-lobed. Flowers pale yellow, solitary. Sta¬ 
mens cohering by their anthers. Fruit large, fleshy, with hard rind. 
Seeds imbedded in the pulpy placentae. (Diminutive of Latin citrus, 
citron.) 
1. C. vulgaris Schrad. Watermelon. Stems prostrate; pulp of fruit 
edible, consisting of the enlarged pulpy placentae, reddish or rarely white. 
—Cult, from trop. Africa. 
3. CUCUMIS L. Melon 
Climbing or trailing annual herbs. Leaves large, alternate, entire or 
palmately lobed or dissected. Staminate flowers in clusters. Pistillate 
flowers solitary in the axils. Stamens distinct. Fruit a pepo. / Old 
Latin name.) 
1. C. melo L. Muskmelon. Stems long-running, hairy; leaves soft- 
hairy, large, round-cordate or reniform, sometimes rounded-lobed: fruit 
smooth at maturity, pubescent or glabrous, with sweet flesh.—Cult, from 
s. Asia. Var inodorus Naud. Winter Melon. Leaves lighter colored, 
less hairy; fruit with little or no odor.—Cult. Var. reticulatus Naud. 
Nutmeg Melon. Fruits with softer rind, more or less netted on the sur¬ 
face, with muskmelon odor.—Cult. Var. cantalupensis Naud. Canta- 
