Ipomuia.~\ XC. CONVOLVULACEiE (baker and rendle). 169 



80. I. Barteri, Baker in Kew Bulletin, 1894, 70, Annual. Stems 

 very slender, twining, clothed with fine spreading hairs. Leaves 

 linear or lanceolate, ovate {Hallier), entire, membranous, 2-2J- in. long, 

 3-6 lin. broad at the middle, acute, narrowed gradually to the base ; 

 petiole very short, hairy. Peduncle barely 10 lin. long, 1 -flowered ; 

 bracteoles small, subulate. Calyx sparsely hairy to glabrescent, verru- 

 culose, 4 lin. long ; sepals ovate, obtuse. Corolla funnel-shaped, 2 in. 

 long, glabrous outside ; tube and throat purple. Capsule and seeds not 

 seen. — Hallier f. in Bull. Herb. Boiss. vi. 542. 



Upper Guinea. Banana Island, Afzelius. Northern Nigeria : Nupe ; 

 Jeba, Barter ! 



Var. subsericea, Hallier f . in Bull. Soc. Bot. Belg. xxxvii. 96. Stem and peduncles 

 densely clothed with yellowish hairs. Leaves densely silky above, hairy on the ribs 

 beneath. Calyx 2 lin. long ; outer sepals densely verrucose. Corolla If in. long. 



Lower Guinea. Lower Congo, Cobra, 28. Mount Leopold, Stanley Pool, 

 Lnja. 



Var. stenophylla, Hallier f. in Bull. Herb. Boiss. vi. 543. Leaves elongated, 

 narrowly linear to linear-lanceolate, narrowed at base and apex, 2^-3^ in. long, 2-4 

 lin. broad, more or less hairy to glabrescent on both surfaces. Calyx glabrous io 

 strongly verrucose, 2^-3iy lin. long. Corolla 1^-2 in. long. Capsule globose, glabrous. 

 Seeds naked. — /. Hanningtoni, Baker in Kew Bulletin, 1894, 70. I. Klotzschii, 

 Dammer in Engl. Prl. Ost-Alr. C. 332. 



Nile Land. British East Africa: between Mombassa and Lamu, Whyte! 

 IVXozamb. Dist. German East Africa: Usambara, Duga, Hoist, 3195 ! and 

 without precise locality, Hanningtoni Portuguese East Africa: by the Zambesi, 

 Peters, 8. British Central Africa : Tanganyika Plateau, Carson ! 



81. I. fastigiata, Sweet, Hort. Brit. ed. 1, 288. Stem slender, 

 climbing, subwoody, hollow, glabrescent. Leaves long-petioled, cordate- 

 ovate, 3 in.'long, If— 2^ in. broad, acuminate, glabrous on both surfaces; 

 petiole slender, shorter than the blade. Flowers several in a corymbose 

 cyme ; peduncle 2-4 in. long ; pedicels about 6 lin. long. Sepals ovate, 

 thinly coriaceous, glabrous, elliptic, obtuse, mucronate, about 4 lin. long, 

 the outer narrower and slightly shorter. Corolla campanulate, funnel- 

 shaped, rose-purple, glabrous, 1 1— 2 in. long. Stamens unequal, — Choi>y 

 in DC. Prodr. ix. 380. /. tiliacea, Choisy, I.e. ix. 375 ; Hallier f. in 

 Bull. Herb. Boiss. vii. 49. /. hirsicticaulis, C. H. Wright in Kew 

 Bulletin, 1896, 162. 



Upper Guinea. Cameroons ; Batanga, Sates, 341 ! 

 A widespread Tropical American species. 



82. I. nuda, Baker in Kew Bulletin, 1894, 72, not of Peter. 

 Perennial, glabrous. Stem woody, rugulose, twining. Leaves entire, 

 cordate-ovate, acute, apiculate, 3-4 in. long, green and glabrous on both 

 surfaces ; petiole li-2 in. long. Peduncle stout, nearly 3 in. long ; 

 cymes rather densely many-flowered ; pedicels 3-4 lin. long ; bracts 

 ovate, minute. Calyx glabrous, barely 6 lin. long ; sepals coriaceous, 

 glabrous, ovate, obtuse to subacute, obscurely mucronate. Corolla 

 funnel-shaped, 2 in. long, violet-purple. Fruit and seeds not seen.- 



