=S. Volkensii= _C. B. Clarke._ Succulent undershrub. Leaves oblong, up to ⅓ in. long. Flowers clustered on nearly continuous spikes. Per. larger than in _S. fruticosa_, pentagonal, swollen in fruit. Red Sea Prov. (saline soils on sea-coast). =S. vermiculata= _Forsk._ Spreading, white tomentose undershrub. Leaves ovate, sub-globose, up to ⅙ in. long, mealy and glandular, tubercled at base. Flowers in dense spikes; bracts spirally inserted, white-margined; filaments exserted. Red Sea Prov. =S. vermiculata= _Forsk._ =var. puberula= _C. B. Clarke._ Leaves linear, up to ⅓ in. long without tubercle. Red Sea Prov. (Coast). 103 =Cornulaca monacantha= _Del._ Much branched, rigid undershrub. Leaves alternate lanceolate, up to ¼ in. long, curved, ending in a spine, which drops off when old and the base becomes a cushion. Flowers clustered, buried in wool, polygamous; per. segments 5, 1 or more spinescent in fruit. Dongola Prov. =C. Ehrenbergii= _Aschers._ Leaves densely imbricated, mucronate; flowers solitary, not buried in wool, axillary, otherwise as above. Red Sea Prov. (Coast). =AMARANTACEÆ.= 104 =Celosia argentea= _Linn._ DANAB EL KELB (H. Abbas), & SHEIBA (Meshra El Zeraf)—Arab. Branched herb, 1-4 ft. high. Leaves alternate, linear to spathulate- elliptic, 1-5 in. long; petals 1-2 in. long. Spikes dense, scarious, silvery-white, pink or straw-coloured, up to 6 in. long; per. ⅓ in. long, 5-fid; stamens 5, filaments united at base; style 3-branched. Kassala Prov. (Gallabat: Matamma); South of Khartoum; Fung Prov. (Jongol’s Post); Kordofan Prov.; Darfur Prov.; Sobat River (Nasser). The seeds are a remedy for diarrhœa. The plant is sometimes eaten as a pot-herb; it is also said to yield a strong fibre. =C. laxa= _Schumach._ & _Thonn._ Branched herb, 2-4 ft. high. Leaves long-petioled below, ovate to lanceolate, up to 3 in. long. Infl. much looser than in above, 2-4 in. long. Bahr El Ghazal Prov. (Niamniam-land by Nabambisso River). =C. trigyna= _Linn._ BAMBIT (Kordn.), EL BUEIDA (Blue Nile)—Arab. Straggling herb, 1-4 ft. high. Leaves long-petioled below, ovate or lanceolate, acuminate, 1-5 in. long. Infl. varying from linear panicles, 4-6 in. long, interrupted, to simple spikes or globular spicate heads, 1 in. in diameter, pink to silvery-white; per. ⅛ in. long; style 3-branched. Between Korosko & Berber; Red Sea Prov. (Erkowit & Karora); Kassala Prov. (Gallabat: Matamma); Khartoum Prov.; Blue Nile Prov.; Fung Prov. (Fazoghli); White Nile Prov.; Kordofan Prov.; Darfur Prov. (Zalingei); Bahr El Ghazal Prov. (Jur: Jur Ghattas, Niamniam-land); Mongalla Prov. (Lado: Yei River: Kagula). The leaves are eaten as a vegetable. =C. Schweinfurthiana= _Schinz._ Scrambling herb, 4-5 ft. long. Leaves long-petioled, ovate-lanceolate, 3 in. long. Panicles linear, up to 10 in. long, or elongate, interrupted spikes; per. 1/10 in. long; style bifid. Bahr El Ghazal Prov. (Niamniam-land).