160 xc. convolvulace^: (baker and rendle). [Ipomoea. 



lilac, 2-3 in. long ; limb 2 in. in diana. Capsule small, subglobose, 

 3-celled. Seeds G, smooth. — Ipomoea Nil, Roth, Cat. Bot. i. 3G - r 

 Hallier f. in Engl. Jahrb. xviii. 136. 7. scabra, Forsk. PI. ./Egypt. - 

 Arab. 44. I. githaginea, Hocbst. in herb. un. itin. 1842, no. 784. 

 Convolvulus Nil, Linn.Sp. PI. ed. 2, 219 ; Bet. Mag. t. 188. PharbitU 

 hederacea, Choisy in Mem. Soc. Phys. Genev. vi. 440 (Conv. Or. 58),. 

 and in DC. Prodr. ix. 344. P. Nil, Choisy I.e. 343 ; Capua in Ann. 

 Istit. Bot. Roma, viii. 229. P. hispida, A. Rich. Tent. El. Abyss, ii. 

 65, not of Choisy ; Engl. Hochgebirgsfl. Trop. Afr. 346. P. purpurea, 

 Aschers. in Schweinf. Beitr. Fl. Aethiop. 96 excl. syn. P. githaginea, 

 Hochst. in herb. un. itin. 1844, no. 1446. 



Upper Guinea. Cape Coast Castle, Brass ! Lagos, Rowland ! Punch, 39 - 

 Xortliern Nigeria : Nupe; Jeba, Barter ! Quorra (Niger), Vogel, 125 ! Fernando 

 Po, Bv.chholz. 



Nile land. Eritrea : Lalamba Mountain, Steudner, 938 ! Keren, Steudner,. 

 946. Assaorta, Pappi, 3012. Gallabat : Matamma, Schweinf urth, 513 ! 

 2165! 2157. Abyssinia: by the River Tacazze, Schimper, 784! Mai Mezano 

 Valley, Schimper, 1446 ! Schahagenne, 55C0 ft., Schimper (Schiveinfurth ex 

 Hallier), 365! Zana Lake, 6200 ft., Schimper; Gageros, 4200 ft., Schimper, 

 65, 2176 ! Wady Woina, Rohlfs <Sf Sleeker. Kordofan, Kotschy, 46 ! Cien- 

 Tcotvsky, 366. 



lower Guinea. Lower Congo: Kisantu, Gillet, 1021'; near Lernfu, 

 But aye. 



South Central. Congo Free State: Bena Moulengere, Dewevre, 1011. 



Widely spread throughout the tropics. 



Var. inceqiialis, Baker & Bendle. — Outer sepals ovate-oblong, shortly acuminate 

 or subobtuse, the inner narrower acuminate. — S. githaginea, var. inceqiialis, Beck in 

 Paulitschke, Harar, 456. 



TTile I>and. Somaliland : Mount Hakim, near Harar, Hardegger Sf Paulit- 

 sclike. 



60. I. erioleuca, Hallier f. in Engl. Jahrb. xxviii. 33. A climbing 

 tomentose herb ; branches woody, with two rows of long white hairs,, 

 almost as in /. velutipes. Leaves broadly cordate, acuminate, 24—5 in. 

 long, 2-3i in. broad, glabrous on the upper surface, covered with 

 white tomentum beneath, palmately veined at the base, penninerved 

 above, nerves rather prominent on the lower face ; petiole f-Hin. long, 

 thinly hoary tomentose beneath, with spreading yellowish stiffish hairs 

 above. Peduncles axillary, strong, straight, thinly hoary tomentose, 

 2-3 in. long, bearing a terminal flower and a pair of shortened cincinni ; 

 bracts small, ovate-lanceolate, long acuminate, about 3 lin. long and li 

 lin. wide at the auricled subamplexicaul base, sparsely hoary puberu- 

 lous beneath ; bracteoles similar but successively smaller, spreading ; 

 flowers obviously pedicelled. Sepals ovate-lanceolate, acute, 4 lin. long, 

 subequal, the outer l|-2 lin. long, hoary puberulous especially in 

 the middle line. Corolla probably purple, funnel-shaped, 14; in. long, 

 about 1 in. broad. 



South Central. Angola : Lunda ; in shady valleys near the River Luachhn, 

 Marques, 329. 



