Coastal tree or shrub. Leaves scale-like, encircling the stem, subacute. Flowers in dense spikes. Seeds long-pilose. Red Sea Prov. (21° N. Lat.). =T. nilotica= _Ehrb._ TARFA—Arab. Riverside shrub with scale-like leaves and slender erect branches. Flowers white or pinkish-white, crowded in spicate panicles at the ends of branches. Northern Sudan, Red Sea Prov.; Kassala Prov., etc. =T. articulata= _Vahl._ FAREQ (Nubia), ABL (Egypt), TARFA (Sudan)—Arab; ERU—Hameg. Tree with feathery foliage; branchlets articulate. Leaves minute, sheathing. Flowers loosely scattered on long slender spikes. Red Sea Prov. (Baraka, Dongonab); Kassala Prov. (Gash); Fung Prov. Wood white, moderately hard, when burnt green gives an offensive smell. Galls, called BIGM by Arabs, are used for dyeing and tanning. =PASSIFLORACEÆ.= 156 =Adenia venenata= _Forsk._ KUDUR—Arab; LORING—Bari; KUDUL—Jur. Soft woody climber; the lower part of the stem is often inflated and tuberous in appearance, up to over 1 ft. in diameter. Leaves alternate, palmately 5-lobed. Flowers cream coloured; unisexual; calyx tubular, 5-lobed; petals 5. Red Sea Prov. (Sinkat); Nuba Mts. Prov.; Bahr El Ghazal Prov. (Meshra El Rek), also Jur-land & Niamniam-land); Mongalla Prov. (Sheikh Tombé). =A. sp. Schweinfurthii= _Engl._ Climber; leaves ovate, 4 in. long, rounded and with 2 very large glands at the base. Flowers in short lateral cymes. Calyx tubular, ⅓ in. long; lobes lanceolate. Bahr El Ghazal Prov. (Niamniam-land; by the Boddoh River). =A. sp.= Climber; leaves linear-lanceolate to oblong-lanceolate, obtuse, up to 6 in. long and 1¼ in. broad, minutely dotted below. Flowers ⅓ in. long. Bahr El Ghazal Prov. (Jur-land, Schwfth. III 109 & III 111). =A. sp.= Soft, slender stemmed climber. Leaves digitately 5-lobed, nearly 2 in. long, very thin, lobes lanceolate, subacute, minutely pubescent below. Flowers not seen. Fruits stipitate, narrowly ellipsoid, about 1.5 cm. long, with the persistent hairy calyx at the base. Mongalla Prov. (Yei River). =CUCURBITACEÆ.= 157 =Peponia Cienkowskii= _Hook. f._ Prostrate or climbing herb; tendrils simple or divided. Leaves ovate, cordate, 5-7 lobed, 3 in. broad. Flowers monœcious; calyx tube ⅓ in. long; petals large, white or yellowish; filaments 3, free, anthers cohering, one 1-celled and two 2-celled, conduplicate; stigma 3-partite. Fruit ovoid or cylindric, fleshy. Fung Prov. (Fazoghli). 158 =Trochomeria djurensis= _Schwfth._ A slender climbing herb. Leaves more or less pentagonal and 5-lobulate, acute, widely cordate, scabrid; tendrils short. Male flowers with tubular calyx 1 cm. long, and minute lobes. Corolla-lobes linear- lanceolate, 2-3 cm. long; female flowers very small. Bahr El Ghazal Prov. (Jur Ghattas). 159 =Adenopus breviflorus= _Benth._