288 CUCURBITACEJJ. 



4. CIONOSICYS, Gr. 



Calyx 5-fid : <? tube turbinate, ? cupuliform. Corolla deeply 5-lobed, infundibular- 

 rotate. Stamens triadelphous (-5) : 3 (-5) filaments distinct, inserted into the corolla-base : 

 anthers all connate in a cylindrical column, which is shortly exceeded by 5 connectival lobes : 

 cells bent upwards and downwards, with 3 parallel anfractuosities. Ovary 3-celled : cells 

 many-ovulate. Stigma enlarged : lobes 3, roundish, foliaceous, reflexed. Fruit large, inde- 

 hiscent. — A high, glabrescent, monoecious climber ; leaves %-fid (or entire) ; tendrils sim- 

 ple ; flowers single, axillary, greenish-white, large. 



7. C. pomiformis, Gr. — Trichosanthes, Macf. (exclus. syn. T. amarse, L.) — Stem slen- 

 der, angular, glabrous ; leaves membranaceous, early glabrous, 4"-2" diam., slightly cordate 

 at the base, roundish (or ovate, if entire), pointed, 3-fid to one-third, with the lateral lobes 

 spreading, deltoid, remotely and minutely denticulate ; peduncles ebracteate, <$ 2" long, !j> 

 shorter ; <? calyx 8'" long, puberulous : tube half as long as the lobes, at length enlarged : 

 lobes spreading, ovate-lanceolate, at length distant, separated by a truncate, slightly toothed 

 sinus ; $ calyx-tube 5'" high, 6"'-8'" broad at the top, twice as long as the lanceolate, 

 distant lobes, half as long as the style; corolla- 1^" long, papillose outside, downy with 

 scattered, thickish hairs inside : lobes ovate-oblong, entire, 3-4 times as long as the tube ; 

 filaments hairy, half as long as the corolla : anther-column 4'" long, 2i'" diam. ; style en- 

 larged at the top : stigma 5"'-6"' diam., green, glabrescent ; fruit ovoid, glabrous, yellowish, 

 " size of an orange : cells 9-seeded." — Hab. Jamaica!, Dist., Al., Wils., Wullschl., sus- 

 pended from trees in the mountains, along roads, S. Anns, Manchester. 



5. CUCUMIS, L. 



Calyx 5-fid. Corolla 5-partite. Stamens triadelphous : 3 filaments distinct : anthers 

 counivent, distinct (or " slightly combined "), exceeded by connectival lobes : anther-cells 

 bent upwards and downwards. Ovary 3-celled : cells many-ovulate. Fruit indehiscent. — 

 Tendrils simple ; flowers yellow, monuscious, $ single or fascicled in the axils, $ solitary. 



8. C. Anguria, L. Annual, hirsute; leaves deeply 5(-3-7)-lobed : lobes obovate or 

 spathulate, blunt, denticulate, 3 larger separated by a rounded sinus ; $ peduncles slender ; 

 fruit ovoid, muricated with rigid spinules. — Mill. f. 33 ; Desc. Fl. 5. t. 326. — Flowere 



small. — Hab. Jamaica (Macf.), common in dry pastures; Antigua!, Wullschl.; [Guade- 

 loupe ! ; Key West to BahiaJ. 



6. LUFFA, Cav. 



Calyx 5-fid : $ tube shortly campanulate, ? # clavate. Corolla deeply 5-partite. Stamens 

 5-tri-diadelphous : anthers distinct : cells flexuose, on the margin of a sinuate connective. 

 Pistil of Cucumis. Fruit usually opening by a terminal lid. — Flowers yellow, usually mon- 

 oecious, $ in a lax, terminal raceme, £ solitary. 



9. Ii. acutangula, Roxb. Stem glabrous, angular ; leaves cordate-roundish, 5-lobed 

 to one-third, pointed, scabrous or glabrescent ; tendrils 3-fid (or simple) ; stamens 5 ; fruit 

 oblong, \0-angular, smooth : lid small or obsolete. — Jacq. Fl. Find. 3. t. 74. Rheed. Mai. 

 8. t. 7. — Cucumis, L. — Variable in the size of the flowers (lV'-4" diam.). Fruit size of the 

 cucumber, at length having a frame-work of reticulated fibres: lid "not separating spon- 

 taneously." — Hab. Jamaica !, Dist., March, on fences ; Antigua !, Wullschl. ; [Cuba to 

 Brazil! ; East Indies to Afghanistan !]. 



7. LAGENARIA, Ser. 



Calyx campanulate, shortly 5-fid or 5-dentate. Petals 5. Stamens triadelphous : anthers 

 of Liiffa. Ovary of Cucumis. Stigma subsessile. Fruit indehiscent. — Flowers white, mon- 

 oecious, long-peduncled. 



10. Xj. vulgaris, Ser. Softly pubescent ; leaves cordate-roundish, subentire, denticulate, 

 biglandular aVthe base; tendrils divided ; petals obovate, expanded ; fruit glabrate, smooth. 

 — Rheed. Mai. 8. t. 1, 4, 5. — Cucurbita Lagenaria, L. — Corolla 2" diam.; fruit variable in 

 shape, sometimes 6' long. — Hab. Jamaica (Macf), on fences; Antigua!, Wullschl., in 

 waste places -, [all tropical countries, and naturalized in the southern United States]. 



