Bahr El Ghazal Prov. (Tonj to Deim Zubeir); Mongalla Prov. (Mongalla, on ironstone). =A. Engleriana= _Dammer._ Herb, stellate hairs ferruginous. Leaves ovate, undulate, with dense white tomentum beneath. Cymes axillary, long-peduncled. Cor. probably lilac, 1¼ in. long, funnel-shaped. Fung Prov. (Fazoghli); Kordofan Prov.; Bahr El Ghazal Prov. (Jur Ghattas); Moru-land. =A. malvacea= _Hallier f._ Erect or decumbent perennial. Leaves ovate, 2-5 in. long, white tomentose beneath. Peduncle 1 in. long, 2-5 flowered; cor. purple, 1½-2 in. long, funnel-shaped. Caps. globose; seeds 4, black. Mongalla Prov. (Yei River); Bahr El Ghazal Prov. (Niamniam-land). =A. Stuhlmannii= _Hallier f._ Erect or trailing herb, with matted tawny hairs. Leaves ovate, 4-5 in. long, cuneate to cordate. Fl. in corymbose panicle; cor. lilac with purple tube, 1½ in. long. Caps. globose; seeds black, hairy. Darfur Prov. (Kulme, & J. Marra, 5,200 ft.). 622 =Lepistemon africanum= _Oliv._ Herbaceous climber with bristly pale-brown stinging hairs. Leaves cordate-ovate, 2-6 in. long, irregularly sinuate. Cymes many-flowered; cor. white; tube ½ in. long; limb ½ in. diam. Caps. ovoid, hairy, ½ in. long. Bahr El Ghazal Prov. (Bongo-land: Gir). 623 =Jacquemontia capitata= _G. Don._ Short twiner. Leaves ovate, ¼ in. long. Fl. in dense rusty villous heads; cor. bright blue, ab. ½ in. long. Kordofan Prov. (common); Bahr El Ghazal Prov. (Jur Ghattas); Bahr El Jebel (Shambé & Madi). 624 =Convolvulus Hystrix= _Vahl._ Erect undershrub; branches short, hairy, ending in spines. Leaves oblong, ½ in. long. Fl. solitary, axillary, sessile; cor. ab. ½ in. long, little longer than calyx. Red Sea Prov. (Suakin, 21° N.L., & Soturba); Berber Prov. =C. microphyllus= _Sieber._ MURMIT (N. Kordn.) & GHUBEYRA—Arab. Bushy herb. Cauline leaves oblong to lanceolate, ½ in. long; radical leaves narrowly spathulate, 1 in. long. Fl. 1-3 together from upper nodes of stem; sepals hairy, ¼ in. long; cor. pinkish-white, ab. ½ in. long, funnel-shaped, hairy outside. Caps. globose. North Sudan; Red Sea Prov. (Khor Ashat; Dongola Prov. (near Wadi Allangi & Wadi El Arab); Berber Prov. (Wadi Selem); Kordofan Prov. (North, Safia). =C. Deserti= _Hochst._ & _Steud._ Small, shrubby herb. Leaves lin.-oblong, up to 1¾ in. long, hairy. Fl. 1-2 together, axillary along the stem. Cor. ab. ½ in. long, funnel- shaped. Red Sea Prov. (Suakin & 21° N.L.). =C. rhyniospermus= _Hochst._ Small trailing or tufted herb, brown, hairy. Leaves oblong or oblanceolate, 1-2 in. long. Fl. axillary along the stem, solitary or clustered, enclosed in foliaceous bracts; cor. ½ in. long, hairy. Caps. globose, beaked, ¼ in. diam. Red Sea Prov. (Suakin); Kordofan Prov. (J. Kon). =C. glomeratus= _Choisy._