﻿72 CONVOLVULACE.F. (Baker & Wright). [Convolvuhis. 



5. C. hastatus (Thunb. Prod. 35) ; stem slender, prostrate, 

 quadrangular, glabrous or pubescent, sometimes 10 ft. long (Bur- 

 chell) ; leaves hastate, acute, 15 lin. long, 3 lin. wide, glabrous above, 

 pubescent beneath ; basal lobes up to 3 lin. long, sometimes again 

 divided; peduncle about 1^ in. long, 2-flowered, pubescent ; bracbs 

 lanceolate, 2 lin. long; pedicels 3 lin. long, pubescent; calyx 3 lin. 

 long, glabrous or obscurely pubescent ; sepals broadly ovate, mem- 

 branous at the edges; corolla about 10 lin. long, 1 in. in diam., 

 slightly hairy outside the central areas^, pale pink [Boioker), white 

 (Burdiell) ; capsule globose, glabrous, 3 lin. in d'am. Fl. Cap. ed. 

 Schult. 169 ; Choisii in DC. Pi'od. ix. 407 ; Hallier f. in Until. 

 Jahrb. xviii. 105, incl. var. major. 



Var. /3, satalensis (Baker) ; leaves linear-subiilnte, ^ lin. wide, auricles small ; 

 sepals oblonir, about 1 lin, wide, moie or less apieulatc. 



South Africa : without locality, Thunberg ! 



Coast Region : Clanwilliain Div. ; in rocky soil about Clanwilliam, LeipolrJt, 

 321 ! Mossel Bay Div. ; near the Landing-place at Mos'Jel Bay, Biirchell, (i3l6! 

 Uitenhage Div. ; near the Zwankops River, Zeylier, 23!» ! Pore Elizabeth Div. ; 

 near Port Elizabeth, Drege .' Albany Div.; Zunrveld, Gill! Lower Albany, 

 Miss Boirlcer/ Bathurst Div. ; near Tbeopolis, Burcliell, 4071 ! British Katfrarla, 

 Mrs. Button ! 



Centeai Region: Somerset Div.; Boivher ! Ptichmond Div.; vicinity of 

 Styl Kloof, near Richmond, Drcge, 78298 ! 



Kalahabi Region: Transvaal; near Lydenberg, Wilms, 993! Var. i3 : 

 Transvaal, Mrs. StainhanJc in Herh. Wnoi, 3650 ! 



Eastern Region: Var. &, :Natal; plains of Zululand, Gerrard, 1333 ! 



This species has been much confused with C. sagiftchis, Thunb. I therefore 

 cite only those specimens which 1 have seen. — C. H. W. 



6. C. sagittatus (Thunb. Prod. 85); stem herbaceoup, slender, 

 terete, pubescent when young ; leaves hastate or sagittate, up to 

 1 in. long, 1-3 lin. wide, entire or the basal lobes slightly lobed, 

 glabrous or slightly hairy on the margins and underside of the 

 nerves; petiole 1-2 lin. long, pubescent; peduncle 3-6 lin. long, 

 1-flowered; bracts small, lanceolate; calyx more or less hairy, 3 lin. 

 long ; sepals broadly ovate, acute ; corolla white, 6 lin. long, 6 lin. 

 in diam. Fl. Cap. ed. Schult. 168; Brege, Zwei Pflanzengeof/r. 

 Bocumente, 145, 147; CJioisy in DC. Prod. ix. 407; Hallier 

 /: in Engl. Juhrh. xviii. 103, and in Bull. Herb. Boiss. vi. 533, 

 parthj. 



Vab. 8, graminifolia (Hallier f. in Bull. Herb. Boiss. vi. 531); leaves linear, 

 up to 10 lin. long and 1 lin. wide ; petiole about 1 lin. long; peduncle 1^ in. 

 long; ])edicel about 1 lir. long; sepals almost glabrous, ovate-lanceolate, 

 atuniiuate, recurved at the apex; corolla about 9 liu. long and 1 in. in diam., 

 rose ? 



Var. 7, lineaiifolia (Hallier f. I.e.) ; leaves linear, up to 2| in. long, 1-2 lin. 

 wide, with 2 minute auricles at the base, acute; petiole 2J lin. long; peduncle 

 7 lin. Jong, rather thick; pedicel as long as the peduncle"; sepals ovate-lanceo- 

 late, thinly silky outside, glabieacent ; corolla about 9 liu. long, silky on the 

 outside of tlie central areas. 



Var. 5, latifolics (C. H. Wright) ; leaves sagittate, up to 1 in. long and 6 lin. 

 wule; bas-al lobes about 2 liu. long; flowers solitary; peduncle 3-6 liu. long, 



