190 GOURD FAMILY. 



4- -t- Leaves entire., feather-veined ; floioer bell-shaped. 



P. quadrangularis, Linn. Large Granadilla. Very large, with the 

 branches 4-sided and the angles wing-margined ; leaves 4'-8' long, ovate 

 or oval, or slightly heart-shaped, bright green, with 2-4 pairs of glands on 

 the petiole ; flower about 3' long, fragrant, crimson-purple and the violet 

 or blue crown variegated with white. Fruit rarely formed here, edible, 

 6' loag. 



I. CUCURBITACE^, GOURD FAklLY. 



Mostly tendril-bearing herbs, with succulent but not fleshy 

 herbage, watery juice, alternate palmately ribbed and mostly 

 lobed or angled leaves, monoecious or sometimes dioecious 

 flowers ; the calyx coherent with the ovary, corolla more com- 

 monly monopetalous, and stamens usually 8, of which one has 

 a 1-celled, the others 2-celled anthers ; but the anthers are 

 commonly tortuous and often all combined in a head, and the 

 filaments sometimes all united in a tube or column. Fruit 

 usually fleshy. Embryo large, filling the seed, straight, mostly 

 "with flat or leaf-like cotyledons. 



§ 1. Flou'ers large or middle-sized, on separate simple peduncles in the axils ; anthers 

 ivith long and narroro cells, hent up and down or contorted; ovules and seeds 

 many, horizontal, on mostly 3 simple or double placentce ; fruit (of the sort 

 called a pepo) large, fleshy or pulpy with a harder rind. 



« Both kinds of flowers solitary in the axils. 



1. LAGENARIA. Tendrils 2-forked. Flowers musk-scented, with a funnel-form or bell- 

 shaped calyx tube, and 5 obcordate or obovate and mucronate white petals ; the sttrile 

 on a long, the fertile on a shorter, peduncle. Anthers lightly cohering- with each 

 other, stigmas .3, each 2-lobed. Fruit with a hard or woody rind and soft flesh. 

 Seeds margined. Petiole bearing a pair of glands at the apex. 



3. CUCUKBITA. Tendrils 2-.5-forked. Flowers large, with a bell-shaped or short funnel- 



form 5-cleft yellow corolla, its base adherent to the bell-shaped tube of the calyx. 

 Stamens from the bottom of the flower; anthers long-linear, much curved, all three 

 united into a small head. Stigmas 3, each 2-lobed. Fruit fleshy with a firmer rind. 

 Seeds mostly margined. 

 8. CITRULLU8. Tendrils 2-,3-forked. Flowers with a sho.t bell-shaped calyx tube, and 

 a deeply .5-cleft, widely open, pale yellow corolla. Stamens with very short filaments ; 

 anthers lightly cohering. Stigmas 3, kidney-.shaped. Seeds marginless, imbedded in 

 the enlarged pnlp_v placenta'. 



• » Sterile flowers clustered, fertile ones solitary in the axils. 



4. CUCUMIS. Tendrils simple. Corolla of 5 almost separate, acute petals. Stamens 



separate ; anthers with only one bend. Stigmas 3, blunt. Fruit with a fleshy rind. 

 Seeds not margined. 



{ 2. Flowers of one or both sorts in racemes, panicles, corymbs, or long-stalked 



clusters. 



* Fruit large and gourd-like ; flowers large. 



5. LCTFFA. Flowers cream-colored or crange, with obcordate or obovate petals; the 



staminate ones in a raceme on a long stalk ; the pistillate, solitary and peduncled. 

 Tendrils variously branched. Fruit long-cylindrical, dry when ripe, green, the 

 Interior fibrous and sponge-like. 



