170 XC. CONVOLVULACEA (BAKER AND RENDLE). | pomuea. 
Hiern in Cat. Afr. Pl. Welw. i. 741; Hallier f. in Engl. Jahrb. 
Xxvili. 45, 
Lower Guinea. Angola: Pungo Andongo ; near Catete, Welwitsch, 6230! 
Malange, Mechow, 565b. 
83. Lhellebarda, Schweinf. Pl. Gallab. Hxsicc. 2176. Perennial, 
from a cylindrical soft-woody tuberous root, generally glabrous. Stems 
slender, herbaceous, twining, glabrous or with soft spreading hairs. 
Leaves entire, ovate to sagittate or hastate, 2—3 in. long, varying from 
24-21 in. in breadth, with basal lobes also very variable in length and 
breadth, generally acuminate, minutely apiculate, green and glabrous 
on both surfaces, margin generally obscurely ciliolate; petiole shorter 
than the blade. Peduncle stout, glabrous, 14—3 in. long, bearing a few- 
flowered cyme. Bracts small, lanceolate to ovate, acute ; pedicels gla- 
brous, less than 6 lin. long. Calyx glabrous, 3-4 lin. long; sepals 
coriaceous with thinner margins, elliptic to ovate, obtuse, often mu- 
cronulate. Corolla funnel-shaped, bright red-purple, about 2 in. long ; 
limb 14-2 in. in diam. Capsule globose, glabrous, } in. in diam. Seeds 
4, pale brown, velvety.—Hallier f. in Engl. Jahrb. xviii. 142 in syn., and 
xxviii. 43; Hiern in Cat. Afr. Pl. Welw. i. 737 incl. var. sarcopoda. !. 
sagittata, Benth. in Hook. Niger FI. 467 ; A. Rich. Tent. Fl. Abyss. 1. 69 
excl. syn.; Hallier f. in Engl. Jahrb. xviii. 142, and in Bull. Soe. Roy. 
Bot. Belg. xxxvii. 97, not of Poiret ; var. diversifolia, Choisy in DC. 
Prodr. ix. 372. J. sagittifolia, Ker in Bot. Reg. t. 437. Convolvulus 
diversifolius, Schumach. & Thonn. Beskr. Guin. Pl. 94, and in K. Dansk. 
Vid. Selsk, Afhandl. iii. 114. Batatas abyssinica, A. Rich, 1.e. i. 64. 
Upper Guinea. Senegal, Roger! Leprieur. Gambia, Ingram! Guinea, 
Vahl, Thonning. Gold Coast: Accra, Krause, 78; Buchner, 2746. Togo: between 
Bismarckburg and Misahthe, Biittner, 750. 
Wile Land. Eritrea: Keren, Steudaer, 943. Gallabat: around Matamma, 
Schweinfurth, 2176. Abyssinia: Hamedo, Schimper, 263, 361; Taccazze Valley 
and Shireh, Quartin-Dillon, Niamniam : Nabambisso River, Schweinfurth, 3755. 
Lower Guinea. Angola: Ambriz, Monteiro! Loanda; Quicuxe and Imbon- 
deiro dos Lobos, Welwitsch, 6239! Penedo, Gossweiler, 1482 ! 
84. I. shupangensis, Baker in Kew Bulletin, 1894, 73. Perennial, 
glabrous. Stems climbing, woody with a much-wrinkled surface. Leaves 
entire, cordate-ovate, acute, membranous, glabrous, 3-4 in. long and 
broad ; petiole slender, 2-3 in.long. Flowers many in a lax compound 
cyme on a peduncle 23—3 in. long; pedicels }—1 in.long ; bracts minute. 
Calyx glabrous, 6 lin. long; sepals ovate, obtuse, mucronulate, much 
imbricate. Corolla funnel-shaped, white, 24-3 in. long. Fruit, and 
seeds not seen.—J/. schupangensis, Hallier f. in Engl. Jahrb. xxv. 40. 
Mozamb. Dist. Portuguese East Africa: Lower Zambesi ; Shupango, Kirk, 
229! 230! 
85. I. aquatica, Forsk. Fl. Zgypt.-Arab. 44. Annual, glabrous. 
Stems numerous from a stout woody base, trailing on mud or floating oP 
water, stout, hollow, rooting from the nodes, rarely bearing short, soft, 
spreading hairs. Leaves very variable in shape, usually cordate-ovate, 
