Shrub, ab. 5 ft. high, branches 4-angled, sulcate. Leaves ternate below, alt. above, lanceolate to ovate-elliptic, larger ones sometimes obsoletely and coarsely serrate. Fl. axillary in simple and compound cymes, forming terminal panicles; calyx ½ in. long, accrescent and broadly campanulate in fruit, 5-toothed; cor. white, tube 1 in. long, slender, lobes 5, 2 upper ½ in. long, lower ⅓ in.; st. 4, 1 in long, didynamous, exserted; style 1½ in. long, bifid; ovary 4-celled, ovules 4. Drupe black. Mongalla Prov. (Sudd Region & Bor); Bahr El Jebel (on termite hills). =C. ugandense= _Prain._ Shrub, 3-10 ft. Leaves opposite, elliptic to narrowly obovate, coarsely toothed, up to 4½ in. long and 2½ in. broad, glabrous. Cymes lax, few- flowered. Flowers whitish and blue. Mongalla Prov. (Yei River). 700 =Avicennia marina= _Stapf._ SHORA—Arab. Shrub or small tree, white tomentose. Leaves opp., oblong or oblong- lanceolate, 1½-3 in. long, coriaceous, tomentose beneath. Spikes globose, terminal and axillary; bracts minute, broadly ovate; calyx 5-partite; cor. tube short, funnel-shaped, lobes 4-5, bright-yellow; st. 4. Fr. ovoid, 1 in. long. Red Sea Prov. (Suakin, 21° N.L., Littoral). Fruit bitter but edible. The bark is used for tanning. =LABIATÆ.= 701 =Ocimum basilicum= _Linn._ RIHAN—Arab; ORHAN—Hadendowa; KWARNYĀL (Dilling)—Nuba. Basil. Erect annual, 1-2 ft. high. Leaves opp., petioled, ovate, 1-2 in. long. Fl. in whorled racemes, up to 9 in. long; bracts ovate, length of a whorl; calyx ¼ in. long, 5-lobed, uppermost lobe orbicular decurrent, lower deltoid, mucronate, 2 lowest longest of all; cor. white, tinged purple, ½ in. long, tube ¼ in., limb 2-lipped, upper 4-lobed; st. 4, didynamous, 2 upper toothed at base of filaments, anthers 1-celled; bifid style rising from central base of 4 lobes of the ovary as in all this family as also fr. of 4 nutlets. Dongola Prov.; Khartoum Prov. (J. Royan); Kassala Prov.; Blue Nile Prov.; White Nile Prov. (J. Arashkol); Kordofan & Darfur Provinces. It yields a strong fibre. The plant is aromatic and on distillation yields a volatile oil which, when kept, solidifies into a crystalline camphor. The seeds infused in water make a cooling drink; they are said to be demulcent, stimulant, diuretic & diaphoretic. =O. canum= _Sims._ Densely pubescent annual, 1-2 ft. high. Leaves ovate or lanceolate, 1-2 in. long. Fl. in whorled racemes as in all this genus, 3-6 in. long; bracts small, ovate, deciduous; calyx ⅙ in. long, 2 lateral lobes minute, otherwise as above; cor. white, ⅙ in. long; st. as above, much exserted. Cultivated. Also in Kassala Prov. (Gallabat: Matamma); Fung Prov. (Jongol’s Post); Bahr El Ghazal Prov. (Shambé, Jur; Jur Ghattas). The leaves made into paste are used to cure parasitical diseases of the skin. =O. suave= _Willd._