176 xc. coi\vglvulace;e (baker and rendle). [Ipomcea. 



Stuhlniann ; Unyamwezi ; Mininga, Spelce fy Grant, 173 ! between Lake Tanganyika 

 and Lake Rukwa, 5000 ft., Nutt ! Karema, on Lake Tanganyika, Storms. Portuguese 

 East Africa: Mozambique, Peters; Zambesi Delta; Mazaro, Kirk! British 

 Central Africa : Urungu : Fwambo, 5200 ft., Nutt ! Nyasaland, Webb ! 



Var. cannabina, Hallier f . in Engl. Jalirb. xxviii. 37. Leaves palmatisect, with 

 five linear obtnse mncronate lobes, mid lobe longer and broader than the rest, 

 reaching 3 in. in length hy 3-6 lin. in breadth. 



Mozamb, Dist. Zanzibar, Stuhlmann, 99. 



Widely cultivated in Tropical Africa, as it is in the other tropical and subtropical 

 regions of both hemispheres. Its original native country is not clearly ascertained. 



95. I. leucantlia, Webb in Hook. Niger Fl. 152, not of J acq. Stems 

 slender, wide-cliinbing, glabrous. Leaves small, distinctly petioled. 

 cordate-ovate, acute, sometimes shallowly palmately 3-lobecl, glabrous. 

 Cymes shortly peduncled, 2-3-flowered ; bracts minute ; pedicels as 

 long as the calyx, thickened. Sepals ovate-oblong, shortly acute, 

 glabrescent, 3 lin. long. Corolla white, openly funnel-shaped, 9 lin. 

 long. — Hallier f. in Engl. Jahrb. xviii. 138. 



Upper Guinea. Senegambia, Heudelot, 734 ! 



Also in the Cape Verde Islands. 



Doubtfully distinct from the Tropical American I. triloba, Linn. 



96. I. dissecta, Willd. Phytogr. 5, t. 2, Jig. 3 ; Sp. PI. i. 880. 

 Annual. Stems very slender, trailing, glabrous. Leaves digitate, 

 glabrous, 1-1 h in. in diam., with five deeply pinnatifid to pinnatisect 

 segments ; petiole generally shoi't, rarely nearly as long as the leaf. 

 Peduncles shorter than the leaves, 1-3-flowered ; pedicels short ; bracts 

 minute, lanceolate. Sepals thinly coriaceous, subequal, oblong to 

 elliptic, minutely cuspidate, glabrous, often verruculose on the bnck, 

 2 lin. long. Corolla white, regularly funnel-shaped, 6 lin. long Cap- 

 sule globose, glabrous, 3-celled, 3 lin. in diam. Seeds 6, dirty brown, 

 thinly pubescent. — Choisy in DC. Prodr. ix. 363,, excl. syn. ; Hiern in Cat. 

 Air. PI. Welw. i. 739. /. coptica, Roem. & Schultes, Syst. Veg. iv. 208 

 as to syn. Linn., &c, not of Roth ; Choisy, I.e. 384 ; Hallier f. in Engl. 

 Jahrb. xviii. 147, and xxviii. 45. /. onultisecta, Welw. Apont. Pbyto- 

 geogr. 589, no. 75. Convolvulus copticus, Linn. Mant. 559. C. Thon- 

 ningii, Schumach. & Thonn. Beskr. Guin. PI. 98. 



Upper Guinea. Senegal, Perrottet ! Leprieur, Roger ! Heudelot, 270 ! 

 Gold Coast: Accra, Buchner ; Cape Coast Castle, Brass! Broivn, 305! Krattse, 

 11, Isert, 3746. Guinea, Thonning. Togo : near Lome, Warnecke, 284 ! Northern 

 Nigeria : Kornu, T'ogel ! 



KTile land. Kordofan, Figare, Kotsehy, 58! 95! Pfund, 70! CienhoivsTcy ! 

 British East Africa: Marnessa, Sildebrandt, 2368 ; near Maji Chumvi, 500 ft., 

 Kassner^ 464 ! 



Lower Guinea. Angola : Loanda, Welwitscli, 6253 ! Gossiveiler, 784 ! 

 Pungo Andongo ; near Sansamanda, Wehvitsch, 6170 ! German South-west Africa : 

 Amboland ; Olukonda, Rautanen, 1 ! Ondonga. Rautane?i, 178. 



Mozamb. X>ist. Portuguese East Africa : Sena, Kirk ! Peters. British 

 Central Africa : Boruma, on the Zambesi, Menyhartli, 1074 ! Nyasaland ; Shire 

 Highlands, Buchanan, 1029 ! 1106 ! NgamHand ; Kwebe Hills, 3300 ft., Mrs. 

 Lugard, 140 ! 



