Ipomoea.] xc. conyolvulace.e (baker and rendle). 187 



Mozamb. Bist. German East Africa : Irangi, Fischer, 443, 453. Portuguese 

 East Africa : Lower Zambesi, Shiramba, Kirk, 93 ! British Central Africa : 

 Boruma, on the Zambesi, Menyharth, 1080 ! Nyassaland, Buchanan, 1052 ! 



122. I. gossypina, Deflers ex Hallier f. in Ann. Istit. Bot. Roma, 

 vii. 231. A climbing shrub, glabrous except the minutely puberulous 

 younger branches. Branches elongated, slender, 1-1 1 lin. thick, woody, 

 terete, rngosely 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 2-h in. long and 1^ in. broad, base subtruncate, 

 thin and membranous, grass-green above, subgiaucous- green beneath, 

 and densely reticulate with deeper green pellucid veins, palmately 

 5-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 1 lin. long ; pedicel subclavate, about h in. long. Sepals sub- 

 equal, chartaceous, ovate-elliptic, mucronulate, 4-5 lin. long, margin 

 pellucid, membranous. Corolla showy, campanulate, If in. long ; tube 

 lilac, about 5 lin. broad ; limb white ; midpetaline areas well-defined, 

 covered with white pubescence. Capsule elongated ovoid, f in. long, 

 1 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, Siva, 1548. 

 Also in Arabia. 



123. I. lilacina, Bl. Bijclr. iYed. Incl. xiii. 716. Perennial. Stem 

 woody, twining, pubescent. Leaves entire, cordate-ovate, acuminate, 

 reaching 8-4 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, li-2 in. 

 long ; midpetaline areas sparsely hairy. Capsule globose, glabrous, 

 I in. in diam. Seeds densely hairy. — Choisy in DC. Prodr. ix. 369 ; 

 Hallier f. in Bull. Soc. Bob. Belg. xxxvii. 100, and in Engl. Jahrb. xxx. 

 388 ; Hiern in Cat. Afr. PI. Welw. i. 741. /. Lindleyi, Choisy in DC. 

 Prodr. ix. 371. /. riparia, G. Don, Gen. Syst. iv. 265 ; Choisy in DC. 

 Prodr. ix. 389. /. fragrans, Bojer, Hort. Maurit. 227 (name only) ; 

 Hallier f. in Engl. Jahrb. xviii. 153. /. Baclii, Choisy in Mem. Soc. 

 Genev. viii. 60, t. 2, and in DC. Prodr. ix. 381. /. oxyphylla, Baker in 

 Kew Bulletin, 1894, 71. /. Stuhlmannii, Dammer in Engl.Pfl. Ost-Afr. 

 C. 333. Pharbitis fragrans, Bojer, I.e. ; Choisy, I.e. 341. 



Upper Guinea. Seviegambia, Lepriear <$f Perrottet. Senegal, Roger .' 

 Bade ! Northern Nigeria : Nupe, Barter, 969 ! Fernando Po, Vogel, 241 ! 



Nile land. White Nile, below Schief, Sclav einfurth, 1068 ! Fashoda, 



