﻿10 BOKAGiNE^ (Wright). [Heliotropimn. 



the calyx ; tiilje cylindrical, 2 lin. long; lobes triangular, acuminate, 

 f lin. long ; stamens inserted about the middle of the corolla-tube ; 

 anthers membranous, lanceolate, apiculate ; style about 1 lin. long, 

 ■with a central disc, tapering downwards, tapering upwards into the 

 bifid apex; nutlets with two large smooth flat and one small tubcrcled 

 convex side. Tournefortia linearis, E. Meyer in Drhje, Zwei Pjian- 

 zengeogr. Bocumente, 57, 226. Heliophytum lineare, A. DC. in DC 

 Prod. ix. 555. 



Central Region : Hichraond Div. : Nieuwveld, between Nieuwjaars Fonteiu 

 and Ezels Fonteiu, 3000-4000 ft., i)re<7e / 



Kalahari Eegion : Hopetown Div. ; near the Orange River, Miiskeit in 

 Btrb. Bolus, 1828 ! Griqualand West, Hay Div. ; Asbestos MountHins, at the 

 Kloof Villagf, Burchell, 1681 ! Plains between Griqiia Town and Witte W.iter, 



Iraperfecthj Jcnown species. 



7. H- Burmanni (Roem. & Schult. Syst. iv. 736) ; stem shrubby ; 

 leaves linear, repand, villous; cymes splcate, lateral, in pairs. 

 DC. Prod. ix. 54y. H.tomeutosum, Barm.Jil. Prod. Fl. Ca^. 4, not 

 of Poir. 



South Africa : without locality, or name of collector. 



8. H. expense (Lehm. in Act. Soc. Nat. Sc. Hal. iii. ii. 13); 

 stem herbaceous, erect, branciied ; leaves ovate-rotundate, quite 

 entire, plicate, strigose above, subtomenloso bt^neath ; cymes spicate, 

 p'-dunculate, solitary or in pairs ; calyx 5-toothed, deciduous witli 

 and enclosing the 4 nutlets. Lehm, Pi. Asper. 50 ; DC. Prod. ix. 

 634. 



South Afeica : without locality, Tliunherg ! 



H. capense, Tlmnb. Fl. Cap, 160, is stated by De CandoUe to be 

 probably a different plant with shrubby stem and opposite leaves. 



V. TRICHODESMA, R. Br. 



Calt/x deeply 5-lobed, enlarged in fniit, angled, winged or auricled 

 at the base ; lobes imbricate. Coyolla-tnhe widely cylindrical or 

 5-8ided ; throat naked or slightly closed by the intmsion of the 

 sinuses ; lobes 5, shortly ovate or lanceolate, often long acuminate, 

 contorted, overlapping to the left. Stamens 5, exserted ; filaments 

 very short, broad, as well as the connective usually hairy on the 

 back ; anthers oblong-linear, long acuminate, erect, conniving. 

 Ovary 4-lobed ; lobes distinct, flat or slightly convex at the base ; 

 style subterminal, filiform ; stigma small ; ovules subhorizontal, 

 fixed to the inner angle of the cell. Nutlets 4, wide, depressed, 

 tuberculate or almost smooth ou the back, with or without a raised 



