﻿Convolvulus.] CONVOLVULACE.E (Baker & Wright). 77 



between Upper Cimpliell and Griqua Town, IhorclieU, 1833! Oriingc River 

 Colony; near the Caledou River, Biwhe ! Zeyher, 1227! Transvaal, Wulders 

 (ex Hallier /.) 



18. C. calycinus (E. Meyer in Drege, Zwei Pflanzengeogr. Docu- 

 mente, 154) ; stems elongated, lierbaceous, densely villous; leaves 

 cordate, obtuse, up to 2 in. long and 1| in. broad, irregularly crenate 

 or dentate, densely hairy on both surfaces when young, less so when 

 old, upper surface sometimes glabrous in age ; petiole about 6 lin. 

 long, densely hairy; peduncle 2 in. long, densely villous, I- or more 

 flowered; bracteoles 2, linear, 3-6 lin. long; pedicel 6 lin. long; 

 calyx 9 lin. long, densely hairy outside ; sepals unequal, imbricate 

 at the base, lanceolate ; corolla 15 lin. long, about 1 in. in diam., 

 white tinged with green {Burchell), 5-toothed, brown hairy outside 

 the central areas. Choisy in DC. Prod. ix. 408 ; Hallier f. in Engl. 

 Jdhrh. xviii. 105, 



Coast Region : Batlmrst DIr. ; between Theopolis and Port Alfred, Burchell, 

 4010! 



Eastern Region : Pondolnnd : between Unitentu River and Uuiziuikulu 

 River, Drege! iMatal ; Inanda, Wood, 354 ! 



y^ 19. C. natalensis (Bemh. ex Krauss in Flora, 1844, 829) ; 

 stem prostrate or climbing, villous, terete ; leaves ovate-cordate, 

 obtuse or rather acute, eroso-dentate, up to 1^ in. long and 1 in. 

 wide, somewhat rugose, densely hairy on both surfaces ; petiole 

 much shorter than the blade ; peduncle 1-2 in. long, about 3- 

 flowered ; bracteoles 3-5, linear-lanceolate ; pedicels very short ; 

 calyx 6 lin. long, brownish villous outside ; sepals ovate-lanceolate, 

 or the outer subcordate ; corolla 1 in. long, about 1 in. in diam., 

 white ( Wood) ; lobes broadly triangular, hairy down the centre 

 of the back. Walp. Sep. vi. 540 ; Hallier f. in Enjl Jahrh. xviii. 

 105. 



Var. 0, integrifolia (C. H. Wright) ; leaves oblong-cordate, shortly annni- 

 nate, densely rusty toiuentose on both surfaces, entire or very obscarely 

 crenulate. 



Var. 7, angustifolia (C. H, Wright) ; upper leaves linear-oblong, akmt \l in. 

 long, 2 lin. wide, lower sometimes broader, densely hairy. 



Central Region: Somerset Div. ; Bowker! "Var. $: Basntoland, San- 

 der^-on, 622 ! Cooper, 929 ! Transvaal ; near Lydenbure, Wilms, 995 ! Var. y : 

 Transvaal ; near Barberton, 2500-4000 ft., Oalpin, 430 ! 



Eastern Regio.v • Griqualand Bast ; hills around Clydesdale, 2500 ft., Tyson, 



Var. 7 : Griqua'laud East; Vaal Bank, near Kokstad, Haygarth in Herb. 

 Wood, 4179 ! 



20. C. huUerianus (Rendle in Journ. Bot. 1901, 62); a glauces- 

 cent perennial ; stems slender, prostrate, minutely pubescent, about 

 1 ft. long; leaves shortly petioled, narrowly hastate, 1-1^ in. long, 

 li-2 lin. broad, entire, minutely pubescent on both surfaces, basal 



