﻿CONVOLVOLACE.E (Baker & Wriglit). 79 



VII. EVOLVULUS, Linn. 



Sepals 5, various in shape, subequa], acute or obtuse. Corolla 

 broadly funnel-shaped or subrotate ; lobes very short. Stamens T), 

 inserted usually about the middle of the corolla-tube. Ovanj 

 usually 2-celIed, with 2 ovules in each cell; styles 2, filiform, dis- 

 tuict from the base and each branch forked ; stigmas club-shaped or 

 filiform. Capsule 2-4-valved, subglobose ; seeds glabrous. 



Annual or perennial herbs, not twining, rarely undershrubs ; leaves usually 

 sniiill and quite entire; braota minute; flowers axillary or capitate, small, white, 

 blue or reddish. 



DlbTKiB. Species about 70, chiefly natives of Trojoical America. 



1. E. alsinoid.es (Linn. Sp. ed. 2, 392) ; a perennial herb ; stems 

 very slender, densely tufted, suberect or trailing, about 1 ft. long, 

 thinly clothed with las brown silky hairs ; leaves nearly sessile, 

 obovate-oblong, entire, 6-9 lin. long, obtuse, distinctly mucronate, 

 thinly silky ; peduncles longer than the leaves, 1-3-flowered, with 

 minute linear silky bracts at the base of the short spreading pedicels ; 

 calyx 1|~2 lin. long, densely silky; sepals lanceolate, acute ; corolla 

 subrotate, i in. in diara., white or violet-blue ; capsule fragile, 

 glabrous, as long as the calyx. Clioisy in DC. Prod, ix, 447 ; 

 Uallier f. in Engl. Jahrh. xviii. 85. E. nafalensis, Sander in 

 Limma, xxiii. 80. 



Var. )3, glabra (Baker) ; leaves smaller, oblanceolate-oblong, obtuse with a 

 muero, quite glabrous as are the stems and sepals; corolla white. 



Var. 7, linifolia (Baker); leaves lanceolate, acute, silky, as are the stems 

 and sepals. E. linifolius, Linn. Sp. PL ed. 2, 392; Ohoisy in DC. Frod. ix. 

 419. 



Kalahaei Region : Griqualand West, Herbert Div. ; St. Clair, Orpen, 206 ! 

 Eeehuanuland ; Bakwena Territory, 3500 ft., Holuh ! Transvaal; lloutboscli, 

 Hclimann, 5930[ Var. y: Bechuanaland ; on rocks at Chue Vley, Surchell, 

 23S2! at Kurnman, Burchell, 2185! South African Gold-fields, Uai/ie*- .' Trans- 

 vaal; VVonderboom Foort, near Pretoria, Itehmann, 4535! lower hill-slopes 

 uear Barberton, 2800 ft., Galpin, 631. ! and without precise locality, Sanderson ! 



Eastern Re(;u)X : Xatal ; Tugela, Gerrard, 1335 ! uear Verulam, U'uuiZ, 745 ! 

 Var. : Tugela, Ocrmrd, 1907! 



Widely distributed in the tropics. 



VIIL BREWERIA, K. Br. 



(SiCDDEKA, HOchst.) 



Scpah 5, usually obtuse, subequal, or the outer larger than the 

 inner. Corolla funnel-shaped, plicate, 5-angled, shortly and broadly 

 lobed. Stamens shorter than the corolla ; filaments filiform, usually 

 dilated at the base ; anthers ovoid or oblong. Ovary 2-celled, 

 4-ovuled; styles more or less deeply bifid; stigmas capitate. 

 Capsule 4-valved. Seeds glabrous or pilose. 



