Leaves scattered on slender shoots, obovate, obtusely acuminate, 4 in. long, 2 in. broad, glabrous. Fruit ovoid, slightly pubescent, girt with the persistent lanceolate sepals. Bahr El Ghazal Prov. (Wau, Jur & Bongo lands). =MYRSINACEÆ.= 421 =Mæsa lanceolata= _Forsk._ Tree, 30 ft. high. Leaves alt., oblong-lanceolate, 4-6 in. long, serrated. Fl. minute, white 5-merous, in axillary panicles 2-4 in. long. Fruit globose, crowned with persistent style and stigma. Darfur Prov. (J. Marra). =M. sp.= Leaves obovate, cuneate at the base, 5 in. long, 2½ in. broad, repand- dentate, pubescent on the nerves. Racemes axillary, slender. Fl. white, very small. Bahr El Ghazal Prov. (Niamniam-land: Boddo River 7,690 Schwfth). 422 =Embelia nilotica= _Oliv._ Large tree; extremities rufous-hairy. Leaves alt., obovate, 3-4 in. long, glabrous above, hairy beneath, especially on the nerves. Racemes axillary, 1 in. long; fl. minute, whitish, 5-merous; fr. globose, small. Bahr El Jebel (Madi). =LOGANIACEÆ.= 423 =Mostuea Schweinfurthii= _Baker._ Shrub. Leaves opp., oblong, subsessile, 1-2 in. long; stip. interpetiolar oblong, brown, scarious. Cymes few-flowered, terminal enclosed in a pair of orbicular bracts, ½ in. long; fl. 5-merous; cor. white, with 10 yellow streaks in the tube, ½ in. long. Bahr El Ghazal Prov. (Niamniam-land). 424 =Nuxia dentata= _R. Br._ Small tree. Leaves opp. or verticillate, lanceolate, 3-4 in. long, dentate, shining. Fl. small, greenish, 4-merous, in corymbose cymes. Red Sea Prov. (below Erkowit, in rocky gully). 425 =Anthocleista nobilis= _G. Don._ Tree, 50-60 ft. Leaves opp., obovate, cuneate, 9-12 in. or, in young plants, up to 4 or 5 ft. long, crowded at ends of branches with pungent spines between them; petiole dilated at base. Cymes terminal; cor. white or dull-yellow; lobes about 16, each ½ in. long; st. as many. Fruit globose, 1 in. diam. Bahr El Ghazal Prov. (Niamniam-land: Nabambisso River & Boddo River). =A. Schweinfurthii= _Gilg._ Tall tree. Leaves opp., oval, oblong to obovate-lanceolate, 6-20 in. long, coriaceous; petioles 2-3 in. long, auricled, connate. Cymes compound, 1 ft. long; cor. 1 in. long, lobes and stamens 9-11. Fr. obovoid-oblong, 1½ in. long. Belgian Congo (Niamniam-land: Mbrwole River). 426 =Strychnos penduliflora= _Baker._ Small tree. Leaves opp., oblong-lanceolate, 2 in. long, 3-nerved from base. Cymes many-flowered, pendulous; fl. 4-5-merous, minute, white. Fruit globose. Bahr El Ghazal Prov. (Wau to Chak Chak). =S. innocua= _Del._ UMBUKHEISA (Baggara) & HOG EL FIL (Bahr El Ghazal)—Arab; TINTUKUKI (J. Eliri)—Nuba; BOLOGU or PIGHADI—Golo. Tree. Leaves opp., oblong or obovate-oblong, 2-4 in. long, nerved from base and 2 others above. Cymes few-fl. lateral; cor. white ¼ in. long, hairy at throat. Fruit size of an orange.