Bushy undershr. with variable leaves; leaflets 3-7; pods torulose, linear, hoary. Flowers in dense axillary racemes; cor. scarlet, silvery outside. Northern Sudan; Blue Nile, White Nile, Kordofan, Darfur & Mongalla Provinces. Good camel fodder. The root, boiled in milk used as a purgative. =I. oblongifolia= _Forsk._ DAHASSIR (Blue Nile)—Arab. Shrub, silver in all its parts. Leaflets 3-5, obovate-oblong, appressed pubescent on both surfaces, about ½ in. long. Pod torulose, glaucous, 6-8-seeded, ⅔ in. long. Khartoum Prov. (6th Cataract); Blue Nile and Kordofan Provinces. =I. astragalina= _DC._ Herb, 1-2 ft. high. Leaflets 7-11, white hairy. Racemes dense, 1-4 in. long. Cor. yellow; pods narrow-linear, ½ in. long. Kordofan Prov.; Darfur Prov. (Surutj). =I. alternans= _DC._ Prostrate herb with silvery hairs. Leaflets 7-9. Racemes dense 12-20 flowered. Cor. violet; pods deflected, linear, ½ in. long. Darfur Prov. (foothills of Jeb. Marra 5,000 ft.). =var. paucijuga= _Schwfth._ Leaflets 3-5. Pods ⅓ in. long. Between Suakin & Berber (Wadi Haraza). =I. semitrijuga= _Forsk._ EL SHEREI’A (N. Kordn.)—Arab. Bushy herb, glaucous-silvery. Leaflets 3 pairs and an odd one, which is stalked. Racemes 6-12 flowered. Pods linear, ¾ in. long. Red Sea Prov. (coast); between Suakin & Berber; Berber Prov. (near Abu Hamed); Blue Nile Prov.; Kordofan Prov. =I. Garckeana= _Vatke._ Shrub with winged stems. Leaves pinnate. Leaflets 7-11, ovate or elliptic, 1½-2 cm. long, about 1 cm. broad, finely appressed-pubescent. Racemes dense, ¾ as long as the leaves, with long linear bracts. Pods reflexed, 2 in. long, strigose. Bahr El Ghazal Prov. (Niamniam-land). =I. Quartiniana= _A. Rich._ Undershrub, 2-3 ft. high. Leaflets 5-7, thinly silky. Racemes short; cor. purplish. Pod linear, spreading, 1½ in. long. Red Sea Prov. (coast, 22° N.L.). =I. Binderi= _Kotschy._ Scabrous undershrub. Leaflets 3-7, obovate, emarginate and mucronate. Racemes of ab. 20 flowers. White Nile Prov.; Bahr El Ghazal Prov. (Jur Ghattas & Bongo-land: Addai). =I. Schimperi= _Jaub._ & _Spach._ Much branched shrub, up to 10 ft. high, silvery. Leaflets 5-7, obovate. Flowers purplish, ab. 20 in close, axillary racemes. Pod linear, 1 in. long, deflexed. Red Sea Prov. =I. secundiflora= _Poir._ Bushy herb, clothed with red or greyish hairs mixed with stalked glands. Leaves subsessile, 9-13 fol. Racemes dense; cor. reddish. Pod linear- oblong, ¾ in. long. Kassala Prov. (Gallabat); Fung Prov. (Jongol’s Post); Bahr El Ghazal Prov. (Jur Ghattas). =I. microcarpa= _Desv._ Canescent annual or biennial. Leaflets 8-12, opposite, oblanceolate, rounded at the apex. Racemes rather lax-flowered, shorter than the leaves. Pods ellipsoid, ⅙ in. long, strigose. Red Sea Prov. (21° N.L.). =I. articulata= _Gouan._