Tponma.\ XC. CONVOLVULACEiE (baker and rendle). 171 



subacute, 3-6 in. long, sometimes narrower, sometimes hastate, or in 

 the narrower leaves having a rounded or subtruncate base ; petiole as 

 long as or shorter than the blade. Peduncle generally short, sometimes 

 1-2 in. long, 1- to few-flowered. Bracts minute, ovate, acute; pedicel 

 stout, generally longer than the peduncle (up to 2 in. long). Sepals 

 ovate, obtuse, generally 4-5 lin. long, thinly coriaceous, with narrow 

 membranous edges, sometimes sparsely verruculose. Corolla funnel- 

 shaped, bright purple, 2-3 in. long ; limb spreading, up to 2 J in. in 

 diam. Capsule globose, 4 lin. in diam. Seeds minutely silky. — Hiern 

 in Cat. Afr. PI. Welw. i. 738. /. reptcms, Poir. Encycl. Suppl. iii. 460 ; 

 Choisy in DC. Prodr. ix. 349; Oliver in Trans. Linn. Soc. xxix. 115; 

 Engl. Hochgebirgsfl. Trop. Afr. 346; Hallier f. in Engl. Jahrb. xviii. 

 14:!. /. Clappertoni, B. Br. in Denh. & Clapp. Travels, App. 240 ; Choisy 

 in DC. Prodr. ix. 349, excl. syn. ; Britten in Journ. Bot. 1894, 169. 



Upper Guinea. Senegal, Soger I Perrottet, 522! Interior of Western 

 Lagos, Rowland ! Northern Nigeria : River Niger (Quorra), Baikie ! Vogel, 126 ! 

 small lake near Matuma, between Mouzak and Kpika, Oudney ! 



TTile Land. Gallabat : around Matamina, Schweinfurth, 2141 ! Abyssinia : 

 Zana Lake and marshes of the River Reb, Schimper, 1449 ! Sanka Berr, in the 

 Reb Valley, Schimper, 1456 ! and without precise locality, Schimper, 1450 ! Sudan : 

 Kirreb, between Berber and Khartoum, Schweinfurth, 480 ; near Khartoum, 

 Pethericlc ! Kordofan, Kotschy, 80 ! 172 ! Pfitnd, 502 ! Cienkowski, 374; 

 Steudner, 944! White Nile: Wod Schellai, Schweinfurth, 923! Salati, Broun! 

 Edge of Nile, Speke Sf Grant ! Pethericlc ! Sabatier. Bahr-el-Jebel, Muriel, 72 ! 

 Jur : Jur Ghattas, Schiveinfurth, 2589 ! Somaliland : Savati, near the River 

 S.igan, Biva, 1523, 1570, 1603. British East Africa : Lake Rudolf, Smith ! Lake 

 Dumi, Gregory ! Nyika country, near Mombassa, Wakefield ! 



Lower Guinea. Lower Congo: Smith! Greshof ! Dupuis, Wilwerth ; 

 Boma, Dewevre, 2. Angola : Barra do Dande, Welwitsch, 6187 ! Pungo Andongo ; 

 near Sansamanda, Welwitsch, 6186! and between Lombe and Quibinda, Wehuitsch, 

 6171 ! 



IVXozamb. Dist. Portuguese East Africa : Zambesi Delta ; Luabo River, 

 Kirk ! British Central Africa : shores of Lake Nyasa, Johnson, 394 ! Kirk ! 



Also through Tropical Asia to North Australia. 



Var. heterophylla, Rendle. Lower leaves very long, linear, up to 4 in. long by 

 lg-4 lin. broad, base broadly cuneate, entire, the upiper much broader, hastate, up 

 to nearly 4 in. long, and more than 1 in. broad at the base. — /. reptans, var. 

 heterophylla, Hallier f. in Bull. Herb. Boiss. vi. 543. 



Lower Guinea. German South-west Africa : Amboland ; wood between 

 O.idonga and Uukambi, Bautanen, 184, 196. 



86. I. stolonifera, Gmel. Syst. ii. 345. Perennial, from a stout 

 tuberous root, glabrous. Stems trailing widely on the sands of the 

 seashore or running just beneath the surface and sending up short 

 erect leafy branches. Leaves very variable in shape, thick, rather 

 fleshy, usually linear or oblong, 2-4 in. long, entire, apex rounded, 

 mucronulate, sometimes emarginate, base cuneate, sometimes slightly 

 cordate or auricled to hastate ; petiole 1— lj in. long or less. 

 Peduncles 1-3-flowered, from less than 1-3 in. long ; bracts minute, 

 subulate ; pedicel generally stouter than the peduncle, 1-1^ in. 

 long. Sepals thinly coriaceous, 4-5 lin. long, oblong to ovate, obtuse 



