﻿Ipomoea.] convolvulace^ (Baker & Wright). 51 



between the lobes, up to 2} in. long and 9 lin. wide at the apex, 

 undulate, bright green above, paler below, glaucescent ; lateral 

 nerves 6-7 on each side; peduncles axillary, solitary, very short, 

 erect, 1-flowered ; sepals subequal, 4 lin. long, ovate- lanceolate, acute, 

 glabrous ; corolla unknown ; young capsule globose, glabrous j stylo 

 simple, terminal. 



KALA.HABI RkGION: Transvaal ; Boshveld, at Klippun, iJe/tmann, 5267! 



9. I. adenioides (Schinz in Verhandl. Bot. Ver. Brandenb. xxx. 



270) ; stem erect, woody, pale brown, downy upwards ; leaves short 

 petioled, ascending, narrowly ohovate, l|-3 in. long, obtuse, entire, 

 narrowed gradually from above the middle to the base, thick, green 

 and glabrous on both surfaces when mature ; flowers shortly 

 peduncled, solitary in the axils of the leaves ; calyx 4 lin. long ; 

 sepals subequal, lanceolate, acuminate, silvery on the back ; corolla 

 3-4 in. long, 1:^ in. in diam. ; tube long, subcylindrical ; limb 

 scarcely lobed, silvery outside ; stamens in two rows above the 

 middle of the tube ; filaments short ; capsule globose, rigid, as long 

 as the calyx ; seeds covered with brown silky hairs. /. Marlothii, 

 Engl. Jalirh. x. 244. Rivea adenioides, Hallier f. in Engl. Jahrh. 

 xviii. 156, 



Kai,ahaei Reqion : Transvaal ; Boschveld, between Elands River and Klippan, 



Kehinann, 5070 ! 



Also in Tropical Africa. 



10. I. suflfruticosa (Burchell, Trav. S. Afr. ii. 226) ; root thick, 

 fusiform "or bulbous"; stem brancheJ, not climbing, slender, 

 clothed with short silvery hairs; leaves elliptic-oblong, up to 15 by 

 5 lin., verrucose above, densely silvery pubescent beneath, rather 

 acute, rounded at the base; petiole 2 lin. long; flowers solitary, 

 axillary; peduncle 6 lin. long; sepals lanceolate, acuminate, 7 lin. 

 long, white and silky outside ; corolla campanulate, 2 in. long, 

 2|- in. in diam., rosy purple ; stamens unequal, the longest 10 lin. 

 long, Choi^y in DC. Frod. ix. 357, exel. syn. I. contorta, Engl, in 

 Engl Jahrh. x. 244, not of Choisy. Eivea suffruticosa, Hallier f. 

 in Engl. Jahrh. xviii. 156. 



Kalahabi Regio:^: Griqualand West; at Griqiia Town, Burchell, 1833! in 

 stony places near Groot Boetsap, 3900 tt., Marloth, 928 ! (ex Engler), 978 (ex 

 Hallier f.). 



11. I. Greenstockii (Rendle in Journ. Bot. 1896, 38, and 1901, 

 14); a small bushy plant 3-6 in. high; branches wiry, terete, 

 hirsute ; leaves numerous, linear to ovate-oblong, amplexicaul, up 

 to li in. by 6 lin. (usually smaller), densely pilose on both surfaces, 

 sessile or very shortly petioled ; flowers few, subse&sde ; bracts 

 linear, short ; sepals unequal, 2 outer ovate-lanceolate, 7 lin. long, 

 3 lin. broad, inner narrower, acuminate ; corolla funnel-shaped, 

 1» in. louL', 11 in. in diam., purple; stamens all unetiual, 5^-8 liu. 



I! 3 



