148 LXixiv. APOCYNACEiE (sTAPr). [Conopharyngia. 



papery?); secondary nerves 12-14 on each side; petiole J in. long. 

 Inflorescence loosely corymbose ; peduncle Ij in. long; pedicels J in. 

 long. Calyx 2 lin. long ; segments obovate, obtuse. Corolla-tube 

 slender, cylindric, scarcely widened, twisted, 9-10 lin. long, 1 lin. wide, 

 very villous within from the base of the stamens upwards; lobes 

 narrow-oblongf villous near the base within, l.J in. long, up to 7 lin. 

 broad. Stamens inserted 3-4 lin. above the base ; anthers linear, 

 sagittate, 6 lin. long, almost reaching to the mouth. — Taberncemontana 

 stenosip/wn, Stapf in Kew Bulletin, 1894, 23 ; K, Schum. in Engl. & 

 Prantl, Pflanzenfam. iv. ii. 148 ; Warb. Kautschukpfl. 112, and Plant, 

 a Caoutch. (French, edit.) 207. 



Ziower Guinea. Island of St. Thomas, 4000 ft., Moller, 97 ! 



The specimen at Kew, from whicb this description was made is — apart from the 

 corollas — iti a somewhat uinatisfactory condition. C. stenosiphon is stated to yield 

 spaiiiigly very good I'ubber. 



15. C. brachyantha, Stapf. A tree 40-50 ft. high. Leaves 

 elliptic or elliptic-oblong, shortly or obscurely acuminate, rounded or 

 suddenly contracted and subacute at the base, 9-16 in. long, 5-9 in. 

 broad, subcoriaceous ; secondary nerves 8-12 on each side, . oblique, 

 slightly curved, or almost straight to the margin ; peduncle very broad 

 and stout, 3-5 lin. long. Inflorescences corymbose, many-flowered, 

 contracted; peduncle stout, up to 6 in. long; bracts ovate, \-^^ lin. 

 long ; pedicels rather slender, up to 4 lin. long. Calyx 3 lin. long ; 

 sepals very broad, oblong, ciliolate, with numerous small basal glands 

 within. CoroUa white, fragrant ; tube subcylindric, rather wide, more 

 or less twisted, 5-5^ lin. long, densely tomentose within, except along 

 lines joining at the base and tapering towards the anther bases, and 

 5 short lines between the anther bases ; lobes linear-oblong, up to 9 lin. 

 long, velvety towards the mouth, margins wavy. Stamens inserted at 

 or just above the middle of the corolla-tube ; anthers 3 lin. long, tips 

 exserted. Style 2^ lin. long. — Taberncemontana brachyantha, Stapf in 

 Kew Bulletin, 1894, 22 ; K. Schum. in Engl. Jahrb. xxiii. 223. 



Upper Guinea. Cameroons : Yaunde, 2600 ft., Zenker Sf Standi, 183 ! 676 ! 

 677 ! 816 ! Fernando Po, Mann, 221 ! 



16. C, usambarensis, Stapf. A shrub or tree, 16-40 ft. high; 

 branches terete, subfistular, olive- or pale-green when dry. Leaves 

 oblong or linear-oblong, shortly acuminate, acute at the base, 5-8 in. 

 long, 1J-2J in. broad, subcoriaceous ; secondary nerves 12—16 on each 

 side, oblique ; petiole 3-6 lin. long. Inflorescence corymbose, dense ; 

 peduncle rather stout, 1-2J in. long ; bracts ovate, acute ; pedicels 

 stout, 2-4 lin. long. Calyx 2\ lin. long ; sepals suborbicular, minutely 

 ciliolate. Corolla-tube elongate-ovoid, constricted below the mouth, 

 5-6 lin. long, velvety within between the filamental ridges, otherwise 

 glabrous ; lobes oblong, from somewhat longer than' to twice as 

 long as the tube ; margins wavy. Stamens inserted just below 

 the middle of the corolla-tube ; anthers 3J lin. long, reaching to or 

 slightly beyond the mouth. Style lJ-2 lin. long. Berries orange-like, 



