194 xc. convolvulace^: (baker and bendle). [Ipomce-a. 



Fischer, 122. Kibwezi, Kassner, 693! Ukamba, 5000-6000 ft, Scott-Elliot, 

 6723 ! 



Mozamb. Dist. German East Africa: between the coast and Uyui, Taylor? 



137. I. incomta, Hcdlier f. in Engl. Jahrb. xviii. 151. A woody 

 climber. Sterns rather slender, terete, densely clothed with short 

 spreading silvery pubescence. Leaves cordate-ovate, acutely cuspidate, 

 3|— 9 in. long, and nearly as broad, membranous, densely clothed beneath 

 with persistent silvery pubescence ; petiole nearly as long as the blade. 

 Peduncles stout, pubescent like the stems and bearing a few-flowered 

 cyme; pedicels 1-lf in. long. Calyx densely pubescent ; outer sepals 

 ovate, subobtuse, lower portion shaggy, 1| in. long ; inner much shorter. 

 Corolla regularly funnel-shaped, 3^ in. long ; limb spreading widely, not 

 distinctly lobed. Stamens half as long as the corolla. Fruit not seen. 

 — I. althojfiana, Dammer in Engl. Pfl. Ost-Afr. C. 333. 



Nile Land. British East Africa : between Ribe and the Galla country, 

 Wakefield ! near the British-German boundary, Smith ! 



IVIozamb. Uist. Zanzibar: Kokotoni, Stuhlmann, 110. German East Africa : 

 Usambara; Lutiudi, 1500 ft,, Hoist, 3447 ! 



138. I. Donaldsoni, Bendle in Journ. Bot. 1896, 37. An erect 

 shrub. Branchlets blackish, woody, spreading, ending in spines. Leaves- 

 on dwarf shoots on the woody branches, minute, reniform, ^ in. long,, 

 \ in. broad, folded upwards along the midrib, sparsely hairy on the 

 upper surface, pubescent on stalk and lower ; petiole as long as the 

 blade. Flowers solitary, axillary ; pedicels up to \ in. long. Calyx 

 1-2 lin. long ; sepals rather thick, glabrous on the back, ciliate on the 

 margin, broadly oval to suborbicular, the two outer shorter than the 

 three inner. Corolla broadly funnel-shaped, 8-9 lin. long, white or pale 

 purple ; midpetaline areas well defined, pubescent. Stamens 3-4 lin. 

 long ; filaments hairy, dilated at the base. — Hallier f. in Ann. Istit. 

 Bot, Roma, vii. 232. /. Ghikce, Schweinf. & Yolk, in Liste PI. Somalis, 

 10, and G-hika, Pays cles Somalis, 209. 



Wile Land. Somaliland : Okoti and Schebele, Donaldson- Smith ! Wagga 

 Mountain, Mrs. Lort Phillips ! Near Logh, on the Ganane Kiver, Siva, 1148. 

 River Salul and valley of the River Paf, Ghika. 



Var. pubi.calyx, Hallier f . in Ann. Istit. Bot. Roma, vii. 232. Calyx scarcely 

 1 lin. long, like the pedicel covered with a dense grey pubescence. Corolla barely 

 f in. long ; tube lilac ? limb white ? 



Wile land. Galla Country : Aloi on the River Daua, Riva, 233. 



139. I. cicatricosa, Baker in Kew Bidletin, 1895, 221. Stems 

 shrubby, 2 ft. long, erect, younger portions and branches clothed with 

 silvery tomentum and rough with the scars of fallen leaves. Leaves 

 shortly petioled, ovate, obtuse, entire, 1-2 in. long, f-li in. broad, 

 rounded at the base, green and obscurely silky above, densely silvery 

 beneath. Flowers solitary, sessile in the axils of the leaves. Sepals 

 subequal, narrowly lanceolate, \ in. long, densely white-silky. Corolla 

 lh to nearly 2 in. long, campanulate-funnel-shapecl, mauve ; midpetaline 



