Small procumbent herb, silky pubescent. Flowers 2-5, sessile, in axils of 3-fol. leaves; calyx with 4 upper teeth more or less connate; corolla yellow; stamens 10, monadelphous, the tube slit along the top. Pod length of calyx, linear-oblong, turgid. Red Sea Prov. (Dongonab). 290 =Rothia hirsuta= _Baker._ Small annual; corolla white to pale violet; stamens 10, monadelphous; tubes slit along the top; calyx deeply 5-cleft. Pod lanceolate, inflated. Leaves 3-fol. Khartoum & Kordofan Provinces. 291 =Crotalaria thebaica= _DC._ TAKTAKA (Atbara), UMANKEIT or NUTTASH (N. Kordn.)—Arab. Shrubby herb; flowers pale yellow; stamens 10, monadelphous, in a tube slit along the top; style abruptly bent upwards in this genus; pod ¼ in. long. Leaves simple, sessile, oblong, silky. North Sudan; Between Goz Regeb & Kassala; Berber Prov. (Atbara); Kordofan Prov. (North & West); Darfur Prov. (60 m. N.E. of El Fasher). Used as one of the ingredients to cure gonorrhœa. =C. Vogelii= _Benth._ Erect, hairy herb, 2-3 ft. high. Leaves simple, linear to linear- lanceolate. Flowers in lax racemes, yellow, veined purple. Pod ⅜ in. long, linear-oblong. Bahr El Ghazal Prov. (Jur Ghattas). =C. calycina= _Schrank._ Erect herb, 1-2 ft. high, or more, very hairy; leaves variable, nearly sessile, simple. Flowers large, hairy, yellow, 4-8 in terminal racemes, peduncles stout, deflexed in fruit, bracts in pairs, beneath each flower; calyx large, equalling petals; pod rather short, glabrous. Bahr El Ghazal Prov. (Jur Ghattas). =C. sphærocarpa= _Guill._ & _Perr._ Annual with 3-fol. leaves; leaflets sessile, linear-oblong. Flowers in long-stalked, lax racemes; cor. yellow. Pod roundish-oblong, ⅙ in. long. Kordofan Prov.; Bahr El Ghazal Prov. (Jur-land & Niamniam-land). =var. angustifolia= _Hochst._ Leaflets linear-oblong, sessile, glabrous above, appressed-pubescent below. Racemes many-flowered, 3-6 in. long. Pods sessile, obovoid, ¼ in. long, pubescent, often 2-seeded. Kordofan & Bahr El Ghazal Provinces. =var. grandiflora= _Schwfth._ Leaflets linear-oblanceolate. Flowers larger: keel ¼-⅓ in. long. Bahr El Ghazal Prov. (Jur-land). =C. atrorubens= _Hochst._ Herb 18 in. to 3 ft. high; corolla yellow, tinged with red; pod sessile, ⅜ in. long, silky. Leaves nearly sessile; leaflets 3, subsessile, terminal, one oblanceolate, silky beneath. Kordofan Prov., Darfur Prov. (Kulme). =C. ononoides= _Benth._ Herb. Leaves trifoliate, leaflets oblong-elliptic or lanceolate, acute, 1-2 in. long, pubescent below. Pod sessile, glabrous, ⅓ in. long. Bahr El Ghazal Prov. (Bongo-land: Addai). =C. lupinioides= _Hochst._ Shrubby plant. Fl. yellow in elongate racemes; pod much curved upwards, filled with silky hairs. Leaflets 3, subsessile. Nubia (between Suakin & Berber); Kassala Prov. (Gallabat); Berber Prov. =C. spinosa= _Hochst._ Shrubby, spiny annual, 6-18 in. high. Leaflets 3, emarginate. Flowers yellow, solitary or in pairs from the axils of spines.