Ipomtxsa.] xc. coxvolvulace.*; (baker and rendle). 167 



long ; petiole very slender, about as long as the blade. Peduncles 

 short, 1-o-flowered ; pedicels short, thickened ; bracts minute, ovate, 

 obtuse. Sepals ovate, about 3 lin. long, obtuse or minutely mucronate. 

 Corolla regularly funnel-shaped, whitish or pale purple, 1 in. long. 

 Capsule globose, glabrous, 4-6 lin. in diam., tipped with the sharp 

 persistent style-base. Seeds silky. — Hallier f. in Engl. Jahrb. xviii. 139 

 and xxviii. 13. Calonyction acanthocarpum, Choisy in DC. Prodr. ix. 

 310. 



Wile Land. Kordofan : Obeid, Kotschy, 269 ! 



Upper Guinea. Senegal, Perrottet, 521 ! 524 ! Lelievre. 



71. I. asclepiadea, Hallier f. in Engl. Jahrb. xviii. 112. Stem 

 'slender, twining, glabrous. Leaves cordate-ovate, acuminate, 2 in. 

 long, above 1 in. broad, glabrous, blackish above, paler below, promi- 

 nently ribbed; margin revolute ; petiole 6-9 lin. long. Peduncle 

 about 1 in. long, rigid, glabrous ; flowers many, subumbellate, in lax 

 dichasia. Sepals small, ovate, subobtuse, blackish, cinereo-pubescent, 

 2i lin. long, by half as broad, the outer larger than the inner. Corolla 

 funnel-shaped, 1 in. long, pubescent. — Hallier f. in Engl. Jahrb. xxviii. 

 13, and in Bull. Soc. Bot. Belg. xxxvii. 96. 



South Central. Congo Free State : Moubuttu ; Nembe, by the Kussumbo 

 stream, Schweinfurth, 3141. Lomami River, Pogge, 1213. 



75. I. britteniana, Rendle in Journ. Bot. 1896, 38. Stems 

 slender, climbing, glabrous, longitudinally rugulose. Leaves shortly 

 petioled, cordate-ovate, acuminate, mucronulate, 1—1^ in. long, f-1 in. 

 broad, glabrous, minutely glandular-punctate, scabrid and ciliate on 

 the margins ; petiole about 6 lin. long, slender, scabridulous. Cymes 

 subumbellate, 1-7-flowered ; peduncle equal to the petiole but stouter, 

 scabridulous; bracts ovate, minute; pedicels smooth, 3-5 lin. long. 

 Calyx thinly coriaceous, glabrous, 1 lin. long ; sepals subequal, ovate, 

 subobtuse, shortly mucronate, the outer verruculose. Corolla-tube H 

 lin. in diam., tubular-infundibuliform, under 1 in. long. Stamens un- 

 equal, about 3 lin. long. Capsule globose, shortly apiculate, thin, 

 brown, glabrous, 2 lin. in diam. Seeds 1, cuneiform, brown, glabrous. 

 — Hallier f. in Engl. Jahrb. xxviii. 13. 



Wile land. British East Africa : Ngatana, by the Tana River, Gregory ! 



76. I. Papilio, Hallier f. in Bull. Herb. Boiss. vi. 513. Stems 

 long, slender, trailing, obscurely pubescent or scabridulous. Leaves 

 shortly petioled, cordate-ovate, acuminate, 6 lin. long, deeply and 

 irregularly toothed in the lower half, green and glabrous on both sur- 

 faces ; petiole slender, 1-6 lin. long. Peduncle short, slender, 6-9 lin. 

 long, 1-flowered ; bracteoles ovate, minute ; pedicels short, thick. Sepals 

 thinly coriaceous, unequal, ovate-elliptic, obtuse, the outer less than 3 

 lin., the inner barely 1 lin. long, green, glabrous. Corolla broadly 

 funnel-shaped, rose-red, 1-1^ in. long, spread of limb equal to length, 

 scax^cely lobed. Stamens half the length of the corolla. Capsule glo- 

 bose, 1 lin. in diam. — Rendle in Journ. Bot. 1901, 56 ; Baker & Wright 

 in Dyer, Fl. Cap. iv. ii. 63. 



