Trailing herb with short yellowish spreading hairs. Leaves linear to lin.-oblong, 1½-3 in. long, margins densely ciliolate. Fl. solitary, axillary; cor. reddish, funnel-shaped, 2 in. long. Caps. glabrous. Bahr El Ghazal Prov. (Jur Ghattas & Niamniam-land); Fung Prov. (Jongol’s Post). =I. coscinosperma= _Hochst._ Trailing, slightly hairy annual. Leaves lin.-lanceolate or obl.-lanceolate, 1½-2½ in. long. Fl. 1-2, axillary; cor. red, ⅓ in. long. Capsule glabrous, globose, ¼ in. diam. Kassala Prov. (Gallabat: Matamma); White Nile Prov. (J. Arashkol); Kordofan Prov. (near Abu Gerad). =I. kotschyana= _Hochst._ Pubescent twiner. Leaves orbicular, 1-2 pinnatifid, 1-1½ in. diam. Fl. solitary axillary; cor. funnel-shaped, ab. ⅓ in. long. Caps. globose, glabrous, ¼ in. diam., 3-celled. Kordofan Prov.; Darfur Prov. (Barkin, in Suruj Dist.). =I. cardiosepala= _Hochst._ HANTUD or KHANTUT—Arab; TABĀR—Hadendowa. Creeping and twining, pilose herb. Leaves cordate, ovate, 1-2 in. long. Peduncles axillary, 1-3 flowered; fl. 5-merous; 3 outer sepals ovate- cordate, 2 inner lanceolate, ¼ in. long; cor. purplish, funnel-shaped, ½ in. long. Caps. globose, glabrous, ¼ in. diam., 2-celled; seeds densely tomentose. Red Sea Prov.; Khartoum Prov.; Blue Nile Prov.; Fung Prov. (Jongol’s Post); White Nile Prov. (J. Arashkol); Kordofan Prov. =I. mombassana= _Vatke._ Laxly pilose trailing and climbing herb. Leaves ovate, cordate- sagittate, 1-3 in. long. Fl. axillary, solitary or in few-flowered cymes; cor. white with purple throat, funnel-shaped, 1-2 in. long; sepals linear-hastate. Caps. glabrous. Upper White Nile Prov. (Kaka & Meshra El Zeraf woodstations). =I. cordofana= _Choisy._ TEBR or TIBR (White Nile)—Arab; KARA (Meshra El Zeraf)—Dinka. Hairy creeper. Leaves ovate-orbicular, broadly cordate, 1-3 in. long; petiole 1-2 in. long. Peduncles 1-3 flowered; bracts ovate, foliaceous; cor. white, funnel-shaped, 1-2 in. long. Caps. globose, ⅓ in. diam. Blue Nile, White Nile & Upper White Nile Provinces (J. Arashkol, El Dueim to Meshra El Zeraf); Kordofan Prov. =I. pileata= _Roxb._ Pilose twiner. Leaves cordate-ovate, ab. 2 in. long. Fl. enclosed in a large boat-shaped bract; cor. cylindrical, tube 1 in. long; limb spreading, 1 in. diam. Caps. globose, small. Fung Prov.; Bahr El Ghazal Prov. (Jur Ghattas). =I. chloroneura= _Hallier f._ LUAE (J. Eliri)—Nuba. Erect branching herb with dense white and yellow hairs. Leaves lin.-lanceolate to oval, 1-2 in. long. Fl. in small dense heads, outer bracts foliaceous; cor. white or pale-yellow, funnel-shaped, under ½ in. Caps. globose; seeds fawny, silky-pubescent. Nuba Mts. Prov. (J. Eliri). =I. involucrata= _P. Beauv._