38 Lxxxiv. APOCYNACEiE (stapf). [Landolpkia, 



in all ]>arts, and has a glabrous or almost glabrous ovary. This species is very commori 

 throughout Senegambia and French Guinea, extending cast- and northwards almost 

 as far as Timbuctu, according to Hiia and Chevalier, I.e. 79 ; it yields no rubber. 



7. I*, fiorida, Benth. in Hook. Niger FL 444. A very talU 

 powerful, climbing shrub, glabrous except the inflorescences; tendrils- 

 long, flagelliform, branched, pseudo-axillary or distinctly terminal ; 

 young branches dark red- or black- brown, dotted with numerous 

 small lenticels. Leaves very variable, usually elliptic to elliptic- 

 oblong, or ovate or oblong, obtuse, rarely shortly acuminate (in 

 barren shoots very rarely caudate), rounded at the base, 3-7 in. 

 long, 2j-3 in. broad, coriaceous, glossy, and dark green above, paler 

 beneath, brown when dry ; midrib flat or slightly convex above, much 

 ^ raised beneath ; lateral nerves 8-10 on each side, oblique, fine above, 

 stoviter and more distinctly raised beneath ; marginal arches usually 

 inconspicuous ; veins loosely anastomosing and slightly raised beneath ; 

 petiole rather stout, 4-8 lin. long. Flowers in terminal, shortly 

 peduncled, many-flowered, dense, tomentose or pubescent corymbs 

 (very rarely in elongate panicles with the habit of the tendrils) ;. 

 peduncle stout, rarely more than a few lines long ; bracts small, ovate, 

 acute or obtuse, like the very short pedicels densely pubescent to- 

 tomentose. Calyx pubescent to tomentose, about H lin. long; sepals 

 ovate, subacute or obtuse. Corolla yellow near the mouth, otherwise 

 white, sweet-scented, rather variable in size ; tube slender, slightly 

 widened below the middle, densely pubescent to tomentose without, 

 usually 8-11 lin. long; lobes linear-oblong or more or less spathulate,. 

 as long as the tube or slightly longer (rarely to 15 lin. long), 2i-5- 

 lin. wide, pubescent without towards the base. Anthers linear-oblong. 

 Ovary truncate, densely tomentose in the upper part. Style and 

 stigma 2 J lin. long, the latter cylindric, shortly bifid. Fruit more or 

 less globose, sometimes with mammillate tips, yellow, citron-like, up 

 to 4 in. in diam. ; pericarp :} lin. thick with a thin concentric scle- 

 renchymatous layer ; pulp yellow ; seeds 0-7 lin. long.— Walp .Ann. iii. 

 29; kotschy & Peyr. PI. Tinn. 30, t. 18, A.; Collins, Rep. Caoutch. 

 27 ; Schweinf. in Corresp. Blatt Afrik. Gesellsch. ex Just, Jahresb. 

 1876, 1127 ; Christy, Kew Comm. Plants, i. 8, and New Comm. Plants, 

 and Drugs, vi. 54 ; Dyer in Kew Report, 1880, 39 ; Moloney, Forestry 

 West Afr. 382 ; Radlkofer in Abhandl. Naturw. Ver. Bremen, viii. 306 ; 

 Ficalho, PI. Dteis Afr. Portug. 21 6-219 ; Sadebeck in Jahrb. Hamburg. 

 Wissensch. Anstalt. iii. (1886), Ixxvi. and in Kulturg. Deutsch. Kolon». 

 273; Kew Bulletin, 1892, 68; K. Schum. in Engl. Jahrb. xv. 402 

 and in Engl. & Prantl, Pflanzenfam. iv. ii. 121; Millen in Kew 

 Bulletin, 1893, 183; L. Planch., Prod. Apocyn. 140, 314-316; Chimani 

 in Bot. Centralb. Ixi. (1895) 456; J. R. Jackson in Bull, of Pharm. 

 xi. (1897) 255 ; Jumelle, PI. a Caoutchouc et a Gutta, 54-56, fig. 8 ; 

 Morris in Journ. Soc. Arts, xlvi. 774, 780; Warb. in Tropenpfl. iii. 

 (1899), 311, fig. G. and Kautschukpfl. 1 17, fig. G ; Liebeit in Tropenpfl. 

 iv. (1900) 367; Hallier f. Kautschuklianen in Jahrb. Hamburg. 

 Wissensch. Anstalt. xvii. (181)9), 3. Beih. 89; Henriques, Kautschuk^ 



