Shrub or small tree, 20 ft. high, glabrous except infl.; young branches quadrangular. Leaves in whorls of 3-4, lanceolate to elliptic, more or less acuminate both ends, 3-7 in. long. Fl. in terminal or pseudo- axillary, much branched, umbellate cymes; cor. white, lobes ovate, small, tube ¼ in. long, hairy in the mouth. Fruit a simple or divaricate twin drupe; drupes free, ovoid, subapiculate, ab. ⅓ in. long, red. Belgian Congo (Niamniam-land: by the Assika River). 434 =Pleiocarpa microcarpa= _Stapf._ Shrub or small tree. Leaves ternate, oblong, 4-7 in. long, glaucous below; petiole 4-6 in. long. Fl. in sessile axillary clusters; calyx minute, sepals ovate, obtuse. Fr. a berry, ellipsoid or obovoid. Belgian Congo (Niamniam-land: Mbrwole River). 435 =Alstonia congensis= _Engl._ BIRR (Bahr El Ghazal Prov.)—Dinka; BANGI—Golo; MBADI—Zande. Large tree. Leaves in whorls of 4-6, oblanceolate to obovate, cuneate, 4-7 in. long; nerves prominent, 30-40 on each side. Fl. white in terminal compound, whorled panicles, each of its branches having 2-3 tiers of whorled pseudo-umbels of 4-7 fl.; cor. tube nearly ½ in. long, lobes under ¼ in. long, contorted. Fr. of 2 follicles. Bahr El Ghazal Prov.; Belgian Congo (Niamniam-land: Diamvonu Stream). The wood is light, white, and soft. It is used for making native stools, furniture, war-drums and boats. The bark is reputed to be poisonous, but is used in Nigeria for medicinal purposes. 436 =Voacanga obtusa= _K. Sch._ Tall tree. Leaves opp., crowded at ends of branches, obovate to oblong, 4-9 in. long. Infl. racemed or umbelled, geminate from the branch-forks; calyx tubular, glandular; cor. white, fleshy, fragrant; tube ¾ in.; lobes 1 in. long, up to 1½ in. broad; anthers 5 sagittate. Berry globose, fleshy, 2 in. diam. Belgian Congo (Niamniam-land: Mbrwole River). =V. Schweinfurthii= _Stapf._ Glabrous shrub, 15 ft. high. Leaves opp., oblanceolate to elliptic- lanceolate, 5-8 in. long, papery. Inflorescences in pairs from the branch forks, few-flowered, umbelled; calyx tube subcampanulate glandular; cor. yellow; tube ½ in. long; lobes 5, obovate-oblique, 1 in. long. Berry ovoid, pulp yellow. Belgian Congo (Niamniam-land: Yuru River). =V. africana= _Stapf._ Small tree. Leaves variable, usually elliptic-oblong, 2-8 in. long, acute both ends, subcoriaceous. Infl. axillary, corymbose, many- flowered, peduncles often paired, nodose; calyx campanulate, glandular; lobes 5, reflexed when ripe; cor. cream-white, fragrant, tube twisted, under ½ in.; lobes ½-1 in. long, contorted; anthers acute, sagittate. Mongalla Prov. (Above Bor). 437 =Conopharyngia penduliflora= _Stapf._ Shrub or small tree. Leaves opp., lanceolate to elliptic-oblong, 4-8 in. long. Infl. racemose pseudo-axillary or terminal, pendulous, 6-8 flowered; cor. white, fragrant; tube fleshy, ½ in. long; lobes oblique; anthers conniving into a cone, sagittate; berry globose, fleshy. Belgian Congo (Niamniam-land: Yuru River).