Diplorhmchus] lxxxii. APOCYNAOEiE. 667 



2. D. angolensis Biittner in Verb. Bot. Brandenb. xxxi. p. 85 

 (17 Sept. 1889) (Diplorrhynchus). 



Diplorhynchus, sp. nov., Ficalho, I.e. Diplorhinchus Welwitschii 

 Rolfe in Bol. Soc. Brot. xi. p. 85 (1893). D. Poggei K. Schum., I.e., 

 p. 142 and p. 140, fig. 40, O. 



Cazengo. — A shrub, 8 to 15 ft. high, shaped like a tree and then 

 ■widely scandent with long sarmentose whiplike branches, apparently 

 not lactescent ; flowers whitish. In dense thickets and at the outskirts 

 ■of forests on both banks of the river Luinha, not uncommon ; fl. and 

 remains of fr. 26 Dec. 1854. No. 5968. 



GoLUNGO Alto. — Usually a much-branched, many-stemmed, widely 

 climbing, robust, long-sarmentose, arborescent shrub, or when fully 

 •developed a small tree with a trunk 4 to 6 in. in diameter ; flowers 

 white, fragrant ; stamens inserted on the middle of the dilated corolla - 

 -tube a little below the throat ; filaments very short ; anthers triangular- 

 pyramidal, conniveut at the apex, yellow ; ovary depressed-globose, 

 obtusely pentagonal ; style whitish ; stigma green, much broader than 

 the style, cupuliform, obscurely pentagonal, bearing in the middle 

 within the cup a red ovoid-conical stigmatoid masp. In the Queta 

 forests, fl. Oct. 1855 ; also at the outskirts of the dense forests among 

 the elevated Capopa mountains, fl. Dec. 1855. No. 5984. 



Ambaca. — An arborescent shrub ; trunk short, 4 in. in diameter, 

 «oon divided into innumerable very densely ramulose branches ; flowers 

 ■white, very fragrant, jessamine-scented ; follicles geminate, distinct 

 from the base, diverging, woody ; seeds broadly winged. In rather 

 elevated bushy places near Puri-Cacarambola, in company with Nathusia 

 irichoclada 0. Kuntze ; fl. and fr. Oct. 1856. No. 5983. A small tree, 

 scarcely 10 ft. high, usually lower ; one or two branches scandent ; 

 seeds broadly winged at the apex. In wooded mountainous parts of 

 Puri-Cacarambola ; fr. Oct. 1856. Coll. Carp. 727. 



This shrub is called by the Portuguese colonists " Jasmineira " or 

 " Jasmin de Cazengo " or " Jasmineiro d'Africa." 



6. VINCA L. ; Benth. & Hook. f. Gen. PI. ii. p. 703. 



1. V. rosea L. Syst. Nat., edit. 10, ii. p. 944 (1759). 



Lochnera rosea Reichenb. Conspect. p. 134 (1828) ; Durand & 

 Schinz, Congo, i. p. 190 (1896). 



Island of St. Thomas.— Plentiful and almost wild about dwellings, 

 but probably introduced in former times ; fl. and f r. Dec. 1 860. No. 5986. 



7. PLUMERIA Tournef., L. ; Benth. & Hook. f. Gen. PI. ii. p. 704. 



1. P. rubra L. Sp. PL, edit. 1, p. 209 (1753). 



LOANDA. — A shrub with a thick fleshy patently and articulately 

 branched stem and very agreeably fragrant rose- purple flowers centrally 

 placed in the terminal fascicle of the leaves. Cultivated in the Museque 

 Lopes on the island of Loanda ; 'fl. May 1854. Called by the Portuguese 

 <;olonists " Jasmin mangueira." Apparently this species. No. 5985. 



8. TABEENANTHE Baill. in Bull. Soc. Linn. Paris i. p. 783 

 <1889) ; K. Schum. in Engl. Nat. Pflanzenfam. iv. 2, p. 146 (1895). 

 Iboga K. Schum., I.e. 



1. T. Iboga Baill., I.e. ; Oliv. in Hook. Ic. PI. xxiv. t. 2337 (1894). 

 PUNGO Andongo. — An arborescent shrub 5 to 6 ft. high : sometimes 



