594 ADDENDA. 



oblong to elliptic-oblong or obovate-oblong, more or less cordate at the 

 base, 2J-6 in. long, 1 J-3 in. broad, shining and glabrous except the more 

 or less hirsute (ultimately glabrescent) primary and secondary nerves ; 

 secondary nerves about 11-12 on each side, connected by bold arches 

 some distance from the margin, like the veins distinct on both sides, 

 reticulation close ; petiole 2|— 3^ lin. long. Panicle terminal up to 8 in. 

 long, bearing the sessile or subsessile flowers in clusters at the end of 

 spreading or recurved filiform branches, up to over 1 in. long, glabrous 

 excepting the hispid slender peduncle ; bracts very small. Sepals 

 lanceolate, acute, Ij-H lin. long, shining, keeled, margins ciliate. 

 Corolla white excepting the often reddish tube, glabrous outside ; tube 

 5J lin. long, slightly widened below the insertion of the stamens ; lobes 

 as long as the tube. Ovary ovoid, glabrous ; style filiform, several 

 times longer than the calyx, articulated with the ovary ; stigma oblong- 

 ovoid. Fruit depressed-globular, yellow suflfused with carmine, 1|— 2 in. 

 in diam. ; seeds 1—30 in a yellowish-brown, sweetish-sour edible pulp, 

 about 4 lin. long. 



Soutb Central. Coiifjo Free State : Nyangwi", Deivcrrc, 1036a ! Kas.ii, Luja ; 

 Lubuc, Gentil, 4i. 



This is very likely identical with L. lucida var. hispida, Hallier (see ]>. 59). 

 The latex is worthless. 



27. Landolphia Foreti, Jumelle. Add : De Wild. Not. Apocyn. 

 Laticif. Congo, G8. 



28. Landolphia lucida var. hispida, Hall. f. Add : Busse in 

 Engl. Jahrb. xxxii. 171. Barren specimens collected on the Mpatila 

 Plateau, Busse, 1100 ; said to yield caoutchouc. 



1. Clitandra henriquesiana, A'. ScJmm. Add : De Wild. Not. 

 Apocyn. Laticif. Congo, 58 ; De Wild. & Gentil, Lian. Caoutch. Congo, 

 135, fig. 10. Landolphia henriquesiana, Hall. f. ; K. Schum. in Baum, 

 Kunene-Sambesi Exped., 336. The latex yields (according to Mannich 

 in Baum, I.e.) a kind of gutta percha which is, however, probably 

 worthless. 



6. Clitandra orientalis, K. Schum. Fruit (according to De 

 Wildeman & Gentil) globose to ellipsoid-globose, 2 to almost 5 in. long, 

 pale green to orange-yellow with a blueish bloom, rind thick, glabrous, 

 somewhat tubercled ; seeds up to 40, pulp blood-red, very acid, edible. — 

 C. arnoldiana, De Wild, in Compt. Rend. Acad. Paris, cxxxvi. (1903) 400, 

 and Not. Apoc. Laticif. Congo, 20 ; De Wild, tt Gentil, Lian. Caoutch. 

 Congo, 80, tt. 9-10 and fig. 7 on p. 77 ; Chevalier in Rev. Cult. Colon. 

 XV. 5. 



According to De Wildeman and Gentil, tliis is one of the Goramonest rubber 

 vines of tlie Congo Free State, extending westwards to Homa. The caoutchouc 

 prepared from the latex is black and said to be of cxcoUent qnality. D.iwe, who 

 found it in the Dunm Forest, I3uddu, at 4000 ft., also consilers it as one of the best 

 rubber jilants of Uganda. 



