526 lxiv. ci/curbitacea: (hooker). [Heterosicyos. 



1. H. polymorpha, Welrv. in Trans. Linn. Soc. xxvii. 34. Stem 

 erect, 3-6 in., simple or 1-2-branched, flexuose, sulcate, at length gla- 

 brescent, from a tuberous turnip-like root. Leaves varying- from entire 

 lanceolate to variously ovate lyrate or obcuneate or 3-5-lobed, inter- 

 mediate lobe longer and broader ; petiole 1 line long-. Flowers axillary 

 puberulous. Corolla-limb brownish purple; segments patent, 1J-2 

 lines long", densely papillose within. Berry obovoid or subglobose, 

 smooth, 2-8-seeded. 



Lower Guinea. Huilla, Angola, Dr. Welwitsch ! 



2. H. stenoloba, Welm. I.e. Stem slender, erect, 5-8 in., sparingly 

 branched, flexuose, sulcate, densely pubescent, from a turnip-like root. 

 Leaves 3-partite, segments divaricate, narrowly linear, 2-4 in. long, 

 J-l line broad, pubescent. Male fl. : Axillary, nodding, mostly soli- 

 tary ; corolla-limb straw-yellow ; segments narrower and more acute 

 than H. polymorpha. Female flower and fruit not seen. 



Lower Guinea. Huilla, Angola, Dr. Welwitsch I 



The above descriptions are taken from Dr. Welwitsch's memoir.' 



4. PEPONIA, Naud. ; Benth. et Hook. f. Gen. Plant, i. 823. 



Monoecious. Male fl. : Solitary or racemose. Calyx-tube funnel- 

 shaped, globose at the base ; lobes 5. Corolla rotate ; lobes 5, obovate. 

 Filaments 3, free, inserted witKin the calyx-tube; anthers cohering, 

 linear, one 1-celled, two 2-celled, cells conduplicate, not transversely 

 waved, connective not produced. Rudiment of ovary glandular. 

 Female fl. : Solitary. Ovary oblong; style columnar, stigma 3-partite ; 

 ovules many, on 3 placentas. Fruit ovoid or cylindnc, fleshy. Seeds 

 many, obovoid, compressed, black; testa smooth, crustaceous. — Pro- 

 strate or climbing African herbs. Leaves entire or lobed, toothed. 

 Tendrils simple or divided. Flowers large, white or yellowish. 



Leaves 5-lobed to or near the middle. Calyx-tube 1 in. long . \. P. Vogelii. 

 Leaves 5-7-lobed to the middle. Calyx-tube \ in. long . . . 2. P. Cienkowshii. 

 Leaves broadly reniform, obscurely 5-lobed 3. P. lagenarioides. 



1. p. Vogelii, Hooh.f. Stem slender, laxly villous with spreading 

 flaccid articulate hairs, which clothe more or less the petioles both 

 surfaces of the leaves and inflorescence. Leaves 1J-4 in. broad, mem- 

 branous, upper surface here and there papillose with minute white dots, 

 orbicular-reniform in outline, deeply cordate with a broad sinus at the 

 base, subpalmately 5-lobed to about the middle ; lobes broadly oblong, 

 rather broadest above the base, irregularly shallowly crenate-toothed ; 

 petioles J-j in. long. Male peduncles axillary, solitary, 1J— 2^ in. 

 long, 1-flowered. Calyx-tube 1 in. long, contracted above the sphseri- 

 cal base, then subcylindric ; lobes subulate, half as long as the tube. 

 Petals pale sulphur-coloured (Barter), white (Vogel), subacute, 

 3-nerved, pubescent. 



Upper Guinea. Fernando Po, Vogel ! Lagos, Barter! 



Barter's specimen is smaller and more delicate than Vogel's ; but I see no other dif- 



