Ipomea. | XC. CONVOLVULACE& (BAKER AND RENDLE). 187 
Mozamb. Dist. German East Africa: Irangi, Fischer, 443, 453. Portuguese 
Kast Africa: Lower Zambesi, Shiramba, Kirk, 93! British Central Africa: 
Boruma, on the Zambesi, Menyharth, 1080! Nyassaland, Buchanan, 1052! 
122. I. gossypina, Leflers ex Hallier f. in Ann. Istit. Bot. Roma, 
vii. 231. A climbing shrub, glabrous except the minutely puberulous 
younger branches. Branches elongated, slender, 1-14 lin. thick, woody, 
terete, rugosely angled when dry, otherwise smooth, pale yellowish. 
Leaves (young ones only are present) broadly subcordate-ovate, with a 
long apical cusp as in Ficus religiosa, including the cusp (about } in. 
long), reaching nearly 24 in. long and 14 in. broad, base subtruncate, 
thin and membranous, grass-green above, subglaucous-green beneath, 
and densely reticulate with deeper green pellucid veins, palmately 
d-nerved at the base, otherwise penninerved ; petiole slender, 1 in. long. 
Flower and fruiting branches leafless. Peduncles solitary, generally 
racemosely arranged on short grey-silky branchlets, $-2} lin. long, 
1-flowered, or rarely with a few-flowered cyme. Bracteoles squamiform, 
scarcely | lin. long; pedicel subclavate, about 4 in. long. Sepals sub- 
equal, chartaceous, ovate-elliptic, mucronulate, 4-5 lin. long, margin 
pellucid, membranous. Corolla showy, campanulate, 1? in. long; tube 
lilac, about 5 lin. broad; limb white; midpetaline areas well-defined, 
covered with white pubescence. Capsule elongated ovoid, } in. long, 
4 in. in diam., beaked with the persistent style base, glabrous, dull 
brown, 4-valved ; pericarp thick, woody. Seeds clothed all over with a 
long silky fulvous tomentum. 
Nile Land. Somaliland : Otalle, Riva, 1548. 
Also in Arabia, 
123. I. lilacina, Bl. Bijdr. Ned. Ind. xiii. 716. Perennial. Stem 
woody, twining, pubescent. Leaves entire, cordate-ovate, acuminate, 
reaching 3-4 in. long, sometimes becoming 3-lobed, green on both 
surfaces, slightly pubescent above, densely pubescent beneath when 
young, becoming less pubescent when older, 3 in. long. Peduncle 2 to 
nearly 5 in, long, pubescent, many-flowered ; pedicels short ; bracts 
ovate, minute. Calyx pubescent, 3-4 lin. long ; sepals ovate, obtuse or 
minutely mucronate. Corolla funnel-shaped, bright purple, 14-2 in. 
long; midpetaline areas sparsely hairy. Capsule globose, glabrous, 
+ in. in diam. Seeds densely hairy.—Choisy in DC. Prodr. ix. 369 ; 
Hallier f.in Bull. Soc. Bot. Belg. xxxvii. 100, and in Engl. Jahrb. xxx. 
388; Hiern in Cat. Afr. Pl. Welw. i. 741. 7. Lindleyi, Choisy in DC. 
Prodr. ix. 371. J. riparia, G. Don, Gen. Syst. iv. 265 ; Choisy in DC. 
Prodr. ix. 389. J. fragrans, Bojer, Hort. Maurit. 227 (name only) ; 
Hallier f. in Engl. Jahrb. xviii. 153. Z. Baclii, Choisy in Mém. Soc. 
Genév. viii. 60, t. 2, and in DC. Prodr. ix. 381. J. ovyphylla, Baker in 
Kew Bulletin, 1894, 71. 7. Stuhimannii, Dammer in Engl. Pf. Ost-Afr. 
C. 333. Pharbitis fragrans, Bojer, l.c.; Choisy, l.c. 341. 
Upper Guinea. Senegambia, Leprieur rg Perrottet. Senegal, Roger! 
Bacle ! Northern Nigeria: Nupe, Barter, 969 ! Fernando Po, Vogel, 241! 
Nile Land. White Nile, below Schief, Schweinfurth, 1068! Fashoda, 
