Small tree. Leaves palmate, 3½ in. broad, stellate-pubescent below. Capsule the size of a chestnut, seeds hairy, said to be edible. Nuba Mountains Prov. (J. Daier). 227 =Gossypium arboreum= _Linn._ =var. rosea= _Watt._ Cotton plant. Semi-cultivated in various parts of the country. =G. Nanking var. Roji= _Watt._ White Nile Prov. =var. soudanensis= _Watt._ Semi-cultivated. =var. Brouniana= _Watt._ ALAS—Dinka. Mongalla Prov. (Kenissa). =var. Bani= _Watt._ Khartoum Prov. =G. obtusifolium= _Roxb._ =var. africana= _Watt._ Red Sea Prov. (Suakin); White Nile, Kordofan & Darfur Provinces. =var. Wightiana= _Watt._ Darfur Prov.; Mongalla Prov. (Bor). =G. hirsutum= _Linn._ GUTN AMERICANI—Arab. Cultivated in northern provinces under irrigation and as a rain crop in the south. =G. peruvianum= _Cav._ Hybrids of this species are cultivated in the Central Sudan under the name of Egyptian Cotton. =G. cf. G. mexicanum= _Tod._ Two varieties with yellow and red flowers, respectively, are found among native cultivation in the Fung Province. =G. purpurascens= _Poir._ GUTN ARABI, GUTN MUMTAZ—Arab. Found semi-cultivated in various parts of the country. =G. herbaceum= _Linn._ Darfur Prov. (cultivated). =G. brasiliense= _Macf._ ROKO—Zande. Kidney Cotton. Stout, woody plant, up to 15 ft. high. Corolla, calyx, ovary and bracts punctate. Seeds cohering; staple short. The cotton is called RAMU by the Zande. Bahr El Ghazal & Mongalla Provinces. =EUPHORBIACEÆ.= 228 =Synadenium Grantii= _Hook. f._ Shrub, 8-10 ft. high. Leaves alternate, thinly fleshy, oblanceolate or obovate, 3-7 in. long. Cymes axillary, repeatedly forked. Invol. 2-sexual or male, ¼ in. diameter, saucer-shaped with a red entire, spreading gland-rim, from the inner edge of which spring 5 inflexed, fringe lobes, overtopping the rim. Inside the invol. the stamens (male flowers) arranged in 5 groups, separated by membranous walls; ovary (female flowers) when present, central, stalked, with a rudimentary 3-crenate rim as per., 3-lobed, as most common in this family; styles 3, deeply bifid, recurved. Bahr El Jebel (Madi). 229 =Euphorbia convolvuloides= _Hochst._ Bushy herb, 6-20 in. high, tomentose. Leaves opposite, oblong or ovate- lanceolate, ⅓-1½ in. long, acute, obliquely subcordate; stipules subulate, free or connate. Flowering branchlets short, bearing clustered white or tawny minute involucres; invol. differs from above by the rim- gland which is not continuous but 4-lobed; gland-lobes entire or crenulate. Capsules obtusely 3-angled, 1/12 in. diameter, tomentose, separating into 3 lobes from the central axis, as in all this genus. Kordofan Prov. (J. Kon, Obeid). =E. hirta= _Linn._ ABULEBBEN—Arab.