Ipomierc] xc. convolvulace^e (baker and rendle). 193 



long, 4 lin broad, conspicuously crenate, bullate between the lateral 

 veins, green and glabrescent above, pubescent beneath, especially on 

 the veins. Cymes shortly ped uncled, laxly 2--3-nowered ; peduncles stout ; 

 pedicels as long as the calyx ; bracts small, 3 lin. long, spathulate, 

 oiliate above. Calyx glabrescent, 6-9 lin. long ; sepals elliptic, much 

 imbricate. Corolla funnel-shaped, red-purple, 3-4 in. long; tube 

 slender; limb 2|— 3 in. in cliam. — Haliier f. in Engl. Jahrb. xviii. 151. 



Nile land. British East Africa : Kilimanjaro Expedition ; 40-60 miles 

 from the coast, Johnston ! 



IVXozamb. IJist. German E;ist Africa: Unyamwezi ; near Tura (Tabora), 

 4000 ft., SpeJce cf Grant ! 



135. I. pyramidalis, llallier f. in Engl. Jahrb. xviii 152. A peren- 

 nial undershrub. Stems woody, 5 to 12 from each rootstock, decum- 

 bent-ascending, simple, rigid, terete, clothed like the rest of the plant 

 with soft grey velvety pubescence. Leaves distinctly petioled, orbicular- 

 ovate, cordate at the base, apex shortly subacute, deflexed, grey-velvety 

 on both surfaces, paler beneath, Avith a pair of glandular areas just 

 above the petiole-insertion. Peduncles exceeding the petioles, and 

 reaching over 2 in. in length, usually 3-flowered, springing in the axils 

 of the upper leaves, the whole forming a terminal paniculate inflorescence ; 

 bracts large, elliptic to obovate, nearly 1 in. long, membranous, pube- 

 scent, enveloping the calyx. Sepals membranous, elliptic to subobovate, 

 % in. long, subequal, silky. Corolla silky outside in bud, funnel-shaped, 

 rose-red ; tube shining purple inside If in. long ; midpetaline areas 

 ■densely silky. — Hiern in Cat. Afr. PI. Weiw. i. 741. I.megalochlamys, 

 Baker in Kew Bulletin, 1891, 72. 



lower Guinea. Angola: Huilla ; Lopollo, Welwitscli, 6113! and about 

 Lake Ivantalla, Welwitsch, 6113b ! 



136. I. Hildebrandtii, Vatke inLinncea, xliii. 511. Stems woody, 

 suberect, 3-4 ft. long, terete, clothed with soft grey velvety pubescence. 

 Leaves cordate-ovate, subentire, 2-4 in. long and reaching 3 in. in 

 width, glabrous above, clothed with grey silky pubescence below, and 

 having a pair of conspicuous gland-areas above the petiole; margins 

 whitish ; petiole 1-1-i- in. long. Peduncles strong, much longer than 

 the petiole, up to 4 in. long, bearing many flowers crowded in a 

 repeatedly forked cyme. Bracts membranous, the lower elliptic- 

 ovate, the upper becoming elliptic-lanceolate, subobtuse, pubescent on 

 the back, f in. long or less. Sepals toughly membranous, pubescent 

 outside, elliptic, obtuse to subacute, 10 lin. long, the inner slightly 

 shorter, abruptly acute. Corolla whitish ; tube rose-coloured, broadly 

 funnel-shaped up to 3i in. long ; expanded limb 4 in. in cliam. ; mid- 

 petaline areas sparsely puberulous. Capsule globose. Seeds covered 

 with brown woolly hairs. — Haliier f. in Ann. Istit. Bot. Roma, vii. 233. 

 I. decora, Vatke & Hildebr. in Monatschr.Ver. Garten. Preuss. Stat. xxii. 

 (1879) 132, t. 2, not of Meissn. Rivea decora, Haliier f. in Engl, 

 jahrb. xviii. 156. 



Nile Land. Somaliland; near Banas, Riva, 1429. Uganda: five days' 

 inarch from Mumias, Whyte ! British East Africa : Taita, Hildebrandt, 2843 ; 

 VOL. IV. SEC. 2 O 



