Ipomasa.] xe. convolvulace.e (baker and rendle). 189 



Mozamb. Dist. Rhodesia; Buluwayo, Sand, 141 ! 



Very near /. Holubii, but distinguished by its smaller leaves, bracteoles, and 

 calyx. Perhaps only a small form of* that species. 



127. I. shirensis, Oliv. in Rook. Ic. PI. t. 1474. Perennial. 



Stem woody, climbing, mottled with white tomentum. Leaves entire, 

 cordate-ovate, obtuse, 2-4 in. long and broad, green and thinly pubescent 

 above, matted all over with whitish tomentum beneath ; petiole 1J-2 in. 

 long. Flowers in a lax panicle with cymose branches on long peduncles ; 

 pedicels as long as the calyx. Sepals oblong, obtuse, accrescent, at first 

 tomentose, finally denuded, \ in. long, rigid and spreading. Corolla 

 funnel-shaped, lilac, hairy, f-1 in. long. Capsule globose, densely 

 tomentose, much shorter than the calyx, 1 -seeded by abortion. — Rivea 

 shirensis, Hallier f. in Engl. Jahrb. xviii. 157, and in Jahrb. Hamburg. 

 Wissensch. Anstalt. xvi. Beih. 8, 14 (schirensis). Porana subrotundi folia, 

 De Wild. Etudes Fl. Katanga, 111, t, 5, tigs. 8-18. 



Mozamb. Dist. British Central Africa: Nyasaland ; Likangala River, near 

 Lake Shirwa, 2500 ft., Buchanan, 262 ! Shibisa (Chikwawa) to Tshinmuzo, 2000- 

 4000 ft., Kirk ! 



128 I. digitata, Linn. Syst. J\ r at. ed. 10, ii. 924. Perennial, with 

 fleshv inedible tuberous roots. Stems wide-climbing, glabrous, woody, 

 hollow-. Leaves shallowly or deeply palmately 3-9-lobed, 4-8 in. long 

 and broad ; lobes blunt or subacute or acuminate, glabrous, base 

 generally shallowly cordate ; petiole long. Peduncle long ; cymes com- 

 pound, several- to many-flowered. Sepals broadly oblong to suborbicular, 

 obtuse, much imbricate, glabrous, A- \ in. long. Corolla bright red- 

 purple, campanulate-funnel-shaped, glabrous, 2-3 in. long ; base darker 

 inside ; expanded limb 3-4 in. in diam. Capsule glabrous, globose, 

 4-5 lin. in diam. ; valves membranous. Seeds 2^ lin. long, covered 

 with long tawny- white hairs. — Choisy in DC. Prodr. ix. 389 ; Hiern in 

 Cat. Afr. PI. Welw. i. 740. /. paniculata, R. Br. Prodr. 486 ; Ker in 

 Bot. Reg. t. 62 ; Hallier f. in Engl. Jahrb. xviii. 149 ; De Wild. Etudes 

 Fl. Katanga 113. /. ennecdoba, P. Beauv. Fl. Owar. ii. 69, t. 101 ; 

 Choisy in DC. Prodr. ix. 388. Batatas panicidata. Choisy I.e. 339 ; 

 Benth. in Hook. Niger Fl. 464. Convolvulus panicidatus, Linn. Sp. PI. 

 ed. 1, 156; Schumach. & Thonn. Beskr. Gum. PI. 94. 



Upper Guinea. Gambia, He an Chiens, near St. Mary's, Leprieur Sf Perrotel, 

 511! Sierra Leone, Afzelius ! Vogel,96\ Scott-Mliot, 4194! Gold Coast : Accra, 

 Krause, 9. Cape Coast Castle, Vogel, 80 ! Chama, Beauvois. Togo, Kling, 21 ; 

 Warnecke, 244 ! Bilttner, 82. Lagos : Lokaja and Abeokuta, Nigeod ! and without 

 precise locality, Roivland ! Phillips, 30! Mill en ! Northern Nigeria: Nnpe, 

 Barter, 1267 ! Cameroons : Efulen, Bates, 284 ! Batanga, Bates, 326 ! Yaunde, 

 Zenker Sf Staudt, 353 ! and without precise locality, Preuss, 547 ! 



Nile Land. Xiamniam, Xabambisso River, Schweinfurth, 3844! Bongo, 

 Schweinfurth, 1289 ! 2214 ! Somaliland, Kirk ! 



Lower Guinea. St. Thomas Island, Qiiintas, 58. Lower Congo: Island of 

 San Antonio, Smith ! Banana Creek, Monteiro ! Kisantu, Tondoa, Bilttner, 385 ; 

 Gillet, 114; Bingila, Diqmis. Angola: San Salvador, Bilttner, 384; Ambriz, 



