820 ORDER LIV. CrjCURBITACE,E. 



1. M. pen'dula, (L.) Stem running over small shrubs, branching. 

 Leaves somewhat reniform; repand toothed, 5 -angled or 5-lobed, mid- 

 dle lobe longest, mucronate, slightly hispid. Flowers axillary, the ster- 

 ile in racemes, the fertile solitary; segments of the calyx subulate. Co- 

 rolla with a 5-lobed border. Stamens short. Fruit small, 3-celled, 

 many-seeded. Yellowish. %. June — Aug. In rich soils. 



Genus III.— SI"CYOS. L. 19—15. 

 (From the Greek sicuos, a cucumber, from its resemblance.) 



Flowers monoecious. Calyx 5-tootbed, flattish ; teeth subu- 

 late. Petals 5, ovate, united, forming a rotate corolla. Sta- 

 mens 5, cohering into a tube. Anthers contorted. Calyx in 

 the fertile flowers campanulate. Petals forming a campanulate 

 corolla. Ovary 1 -celled. Ovule 1. Style 1. Stigmas 3. 

 Fruit ovate, usually hispid. Sterile and fertile flowers to- 

 gether, the former in racemes, the latter in clusters. Petals 

 with green veins ; tendrils compound. 



1. S. angula'tus, (L.) A small, procumbent vine, viscidly pubescent. 

 Leaves alternate, cordate, 5-angled, toothed, scabrous, palraately veined 

 tendrils 3 — 5-cleft. Sterile flowers in racemose corymbs, on long pe 

 duncles. Fruit viscidly pubescent, with introrsely scabrous bristles.— 

 White. 0. June — Sept. Upper districts of Car. and Geo. 



Genus IV.— CUCUR'BITA. L. 19—15. 

 (From cucurbita, a vessel.) 



Flowers monoecious. Calyx campanulate, 5-toothed ; seg- 

 ments subulate or rather broad. Petals obovate, inserted within 

 the margin of the calyx. Stamens 5, triadelphous. Anthers 

 long, tortuous. Fruit large, 3 — 5-celled. Seeds numerous, 

 compressed. Fertile flowers, with 3 nearly sessile, thick stig- 

 mas, Lagenaria vulgaris [lagena, a bottle), D. C. 



1. C. lagena'ria, (L.) A large vine, tomentose. Leaves cordate, 

 nearly circular, pubescent, with 2 glands at the base ; tendrils 3 — 4- 

 cleft. Flowers solitary, axillary. Petals spreading. Fruit varying in 

 form ; exterior coat ligneous. — White, 0. Through the summer. 

 Kich soils. Calabash or Gourd. 



2. C. pe'po. Running vine. Leaves cordate, obtuse, sub-5-lobed, 

 denticulate. Fruit round or nearly so, more or less ribbed, smooth. — 

 Asia. Pumpkin. 



3. C. oitrul'lus. Leaves 5-lobed ; lobes sinuate, pinnatifid, obtuse. 

 Fruit more or less oval, smooth, often marked with various stripes, 3— 

 6-celled, fleshy at the center. — Southern Asia and Africa. Watermelou 



The various kinds of Squash belong to this genus. 



