﻿48 



coNVOLVULACEj; (Bilker & Wright). [Ipomvea. 



Stem not winged : 



Leaves white tomentose 



beueatli (ab least when 



youn^) : 



Corolla narrowly funnel- 



shapeil, about 1 in. 



long (43) Wightii. 



Corolla broadly funnel- 

 shaped, 1^-2 in. long (44) ficifolia. 

 Leaves not white tomentose 



beneath (45) digitata. 



Stem 4-winged (46) tetraptera. 



Lobes of leaves narrow, entire : 



Leaves densely white tomentose 



beneath ... (47) magnnsiana. 



Leaves brown tomentose beneath (48) malvaefoha. 

 Leaves glabrous : 



Corolla 6 lin. long, yellow ... (49) quinquefolia. 

 Corolla about 2 in. long, 



purple (50) palmata. 



Lobes of leaves narrow, pianatifid ... (51) diisecta. 



1. I. simplex (Thunb. Prodr. 36) ; a glabrous perennial about 

 4 in, high ; rootstock globose or fusiform, up to 2^ in. long and 1 in. 

 in diam. ; stem erect, slender, woody; leaves approximate, linear or 

 linear-lanceolate, entire or witb a few pinnately arranged lobes up to 

 7 lin. long, Ij-S in. long, -1-3 lin. wide, acuminate, tapering to and 

 almost petioled at the base ; flowers solitary, axillary, erect ; 

 peduncles 3 lin. long ; calyx 6 lin. long ; sepals lanceolate or oblong- 

 lanceolate, acute ; corolla broadly funnel-shaped, about 1 in. long, 

 white {Sanderson), shallowly lobed ; capsule globose, glabrous. 

 Fl. Cap. ed. Schult 170 ; Drege, Zwei Pfianzengeogr. Documente, 

 136; Wood ^ Evans, Natal PI. t. 15 ; Rendle in Journ. Bot. 1901, 

 56. I. ■plantaginea, Hallier f. in Engl. Jalirh. xviii. 147; Bendle 

 in Journ. Bot. 1902, 191. Convolvulus aimplex, Sprang. Syst. i. 

 607. C. plantagineus, Ohoisy in DC. Prod. ix. 405. 



Coast Eegton -. Uitenhage Div. ; between Luris (Loeri) River and Galge- 

 bosch, Thiinlerg ! Alexandria Div. ; on grassy hills at Quaggae Flats and Addo, 

 Zeyher, 762! Zunrberg Rang.>, 2000-3000 ft., Dreg e I Albany Div.; near 

 Grahamstown, 2200 ft., IfacOic-ati, 1026! and without precise locality, Zeyher! 

 Queenstown Div. ; near the Zwart Kei River, Cooper, 2720a ! 



Kalahari Region : Orange River Colony ; Bethlehem, Richardson ! and 

 without precise locality, JJarreW-HamiZ^OJi.' Transvaal; north of Johannesburg, 

 Rand, 1105 ! Jeppestown Ridges, Gilfillan in Herh. Galpm, 6155 ! 



Eastern Rkgion : Tembuland ; hills and flats near Bazeia, 2000-2500 ft., 

 Baur, 368 ! Natal ; Inanda, Wood, 411 ! Attercliff, fcOO ft., Sanderson, 233 ! 

 Tugela, Gerrard, 1822 ! and without precise locality, Sanderson, 424 5 

 Gueinzius ! 



2. I. praetermissa (Rendle in Journ. Bot. 1901,56) ; a subshrub, 

 apparently with the habit of J. simplex, Thunb. ; branches ascending, 

 terete, reddish-brown, minutely verrucose, rather viscid in the 

 younger parts ; leaves up to 1 in. long by 2 lin. wide, rather thick, 

 narrowly lanceolate, cuspidate, 1-nerved, veins and undulate margins 

 reddish; petiole 2 lin. long; peduncles 3 lin. long, l-Eowered; 



