PAPAYACEjE. 289 



8. MELOTHRIA, L. 



Calyx 5-dentate. Corolla 5-partite. Stamens triadelphous (-"5"), inserted into the 

 calyx-tube : anthers 3, subsessile, oblong : cells straight, on the margin of an entire connec- 

 tive. Ovary 3-celled, constricted below the calyx-limb : cells many-ovulate. Berry inde- 

 hiscent : seeds compressed. — Flowers monoecious, £ solitary. 



11. M. pervaga, Gr. Glabrescent ; leaves membranaceous, cordate with a deep, open 

 sinus, pointed, sinuate-repaud or 3-5-lobed; tendrils simple ; $ flowers in small racemes : 

 calyx-tube as long as the corolla : teeth minute ; corolla-segments emarginate in $ , entire 

 in ? ; stigmas bind ; berry ovoid (6"'-8'" long), " purple."— Plum. Ed. Burnt, t. 66./. 2. 

 SI. t. 142. f. 1.- — Landersia, Mae/. M. pendula, Sw., L. ex parte. — Root fibrous; leaves 

 variable, often resembling those of Ivy, l"-2" diam., slightly scabrous with white points or 

 glabrate ; corolla yellow, 2"'-3"' diam. , seeds with a sericeous down. — Hab. Jamaica !, all 

 coll., common ; S. Kitts !, Antigua !, Wullschl. ; Dominica !, Imr. ; S. Vincent !, Guild. ; 

 [Cuba!, Mexico ! to Venezuela! and New Granada !]. 



9. CERATOSANTHES, Juss. 



Calyx clavate. Petals 5, bifid, with laterally incurved lobes. Stamens of Melothria. 

 Ovary " 4-celled, constricted below the calyx-limb : cells many-ovulate." Fruit indehiscent : 

 seeds subglobose. — A slender, glabrescent vine, with a large tuber ; habit of Melothria. 



12. C tuberosa, Spreng.—Plum. Ed. Burm. t. 24. Desc. El. 8. t. 538. Bot. Mag. 

 t. 2703. — Trichosanthes, W. T. coruiculata, Lam. — Tuber several inches diam. ; stem gla- 

 brous ; leaves membranaceous, 3-5-lobed, 3"-l"diam., scabrous or glabrescent : lobes ovate, 

 pointed, subentire ; tendrils simple ; $ flowers in peduncled racemes or corymbs : petals 

 whitish, 4'" long, with acuminate lobes. — Hab. Grenada !, Wullschl. ,• [Martinique, Vene- 

 zuela!]. 



10 ANGURIA, L. 



Calyx tubular-campanulate. Petals 5. Stamens diadelphous, inserted into the base of 

 calyx-tube : anthers 2, subsessile, oblong : cells straight, marginal. Ovary 2-celled : cells 

 many-ovulate. Fruit indehiscent. — Tendrils simple ; flowers usually red, dioecious. 



13. A. umbrosa, Kth. Glabrescent ; leaves deeply pedati-5-lobed to seven-eighths, 

 cordate at the base with a broad sinus : lobes subentire, 3 middle oblong, mucronate, ex- 

 terior semiovate ; <? flowers in short racemes : peduncles as long as the leaves : pedicels 

 ebracteate, as loug as the calyx ; calvx-tube green, longer than the oval, red petals : teeth 

 minute, recurved.— Root tuberose; leaves 5"-6" diam. ; 3 calyx-tube 7"'-8'", teeth 1'", 

 petals 5"'-6'" long. — Hab. Trinidad !, Fd., common in waste places ; [Venezuela]. 



Tribe II. NHANDIROBEjE.— Tendrils axillary (i. e. formed of abortive branches). 

 11. FEUILLEA, L. 



3 : Calyx 5-lobed. Corolla rotate. Stamens central, 5 fertile (alternating with 5 sterile 

 filaments): anther-cells marginal. "Ovary 3-celled: cells many-ovulate. Fruit indehis- 

 cent." — Glabrous vines ; flowers dioecious, £ fascicled in long, branched racemes, $ "soli- 

 tary." 



14. P. cordifolia, Sw. Leaves subcordate-ronndish, augnlar-3-5-lobed or entire, 

 eglandular ; corolla-segments rounded. — Desc. Fl. 3. t. 198. — A high climber; leaves 3"-4" 

 diam.; $ flowers orange, 6'" diam. ; frnit " globose, 2" diam." — Hab. Jamaica!, Mag., 

 Al., Fd., common in shady woods. 



LXXVIII. PAPAYACEiE. 



Flowers unisexual. Corolla hypogynous, sympetalous in $. Stamens 10, inserted into 

 the corolla. Pistil paraearpous : placentas 5, many-ovulate : stigmas distinct. Fruit pulpy. 



