Usually a woody dwarf-plant, but occasionally up to 3 ft. high. In the dwarf plants the large, solitary yellow flowers are seen just above the ground. Leaves palmate; seeds covered with cottony hair. Southern Kordofan Prov.; Nuba Mts. Prov.; Bahr El Ghazal Prov. (Deim Zubeir, between Wau & Chakchak & Jur Ghattas); Bahr El Jebel (Bari & Madi countries); Nuba Mts. Prov. (near Talodi). The swollen subterranean portion is used medicinally in Nuba Mountains Province, _i.e._, chewed as a tonic, etc. =FLACOURTIACEÆ.= 148 =Oncoba spinosa= _Forsk._ ALDUKOI (Bahr El Ghazal)—Dinka; AKALAKWALA—Jur. Spiny shrub with showy white flowers; spines up to 2 in. long. Leaves subcoriaceous, elliptical, short, acuminate, crenate-serrate or serrulate. Kassala Prov. (Gallabat); Bahr El Ghazal Prov. The fruit is the size of a Tangerine Orange, and is used by the Dinkas to make a kind of rattle. 149 =Caloncoba Schweinfurthii= _Gilg._ Tree up to 30 ft. Leaves ovate-elliptic, rounded at the base, about 5 in. long. Flowers large and showy; petals 1¾ in. long. Fruit 1½ in. diam., apiculate. Bahr El Ghazal Prov. (Bongo-land: at Teh & Niamniam-land: by the Nabambisso River). 150 =Lindukeria dentata= _Oliv._ Shrub or small tree, up to 30 ft. high, glabrous. Leaves membranous, oblong-elliptic to elliptic, dentate-serrate, 3-10 in. long. Flowers up to ¾ in. diam., in loose axillary racemes, 1-3 in. long. Sepals 3; petals 6-10. Fruit globose, with spreading spines, about ½ in. in diam. Belgian Congo (Niamniam-land: Wando). =L. Schweinfurthii= _Gilg._ Shrub. Leaves oblanceolate, acuminate, serrate, 6-7 cm. long. Flowers few and very small in axillary cymes. Fruits small and echinate. Bahr El Ghazal Prov. (Niamniam-land: by the Linduku River). 151 =Flacourtia sp.= Shrub. Leaves ovate-lanceolate, crenate, sub-mucronate to obtuse. Bahr El Jebel (Madi). =SAMYDACEÆ.= 152 =Casearia Engleri= _Gilg._ A tree. Leaves oblong-elliptic, rounded at base, shortly acuminate, about 6 in. long and 2½ in. wide, glabrous. Flowers small in axillary fascicles. Fruits like coffee berries, yellowish white, about ½ in. long. Bahr El Ghazal Prov. (Niamniam-land, Sine loc. Schwfth. III. 241). 153 =Homalium Abdessamadi= _Asch._ & _Schwfth._ Tree, 40 ft. high. Leaves 3 in. long by 2 in. broad, crenate-dentate, broadly elliptic, alder-like. Flowers paniculate, branches of panicle catkin-like. Fruits pilose. Bahr El Ghazal Prov. (by the Ibba River, near Nganye). =FRANKENIACEÆ.= 154 =Frankenia pulverulenta= _Linn._ EIRARIB—Hadendowa. Small diffuse herb. Leaves opposite, often fascicled, obovate, oval or rotundate. Flowers rose to purple, sessile, solitary in the forks or fascicled in leafy heads or cymes. Calyx tubular 4-6 toothed; petals 4-6; stamens 6; ovary 1-celled. Red Sea Prov. (Khor Gwob, Erkowit). =TAMARICACEÆ.= 155 =Tamarix mannifera= _Ehrb._