148 LXXXIV, APOCYNACE (STAPF). [ Conopharyngia. 
papery 2); secondary nerves 12-14 on each side; petiole } in. long. 
Inflorescence loosely corymbose; peduncle 14 in. long; pedicels } 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-oblong, villous near the base within, 1} 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.— 7abernemontana 
stenosiphon, Stapf in Kew Bulletin, 1894, 23; K.Schum. in Engl. & 
Prantl, Pflanzenfam. iv. ii. 148; Warb. Kautschukpfi. 112, and Plant. 
& Caoutch. (French. edit.) 207. 
Lower Guinea. Island of St. Thomas, 4000 ft., Moller, 97! 
The specimen at Kew, from which this description was made is—apart from the 
corollas—in a somewhat unsatisfactory condition. C. stenosiphon is stated to yield 
sparingly very good rubber. 
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, }—1} 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. Corolla 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 24 lin. long—Tabernemontana brachyantha, Stapf in 
Kew Bulletin, 1894, 22; K. Schum. in Engl. Jahrb. xxiii. 223. 
Upper Guinea. Cameroons: Yaunde, 2600 ft., Zenker 5 Staudt, 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, 1}-2} in. broad, subcoriaceous ; secondary nerves 12—16 on each 
side, oblique ; petiole 3-6 lin. long. Inflorescence corymbose, denses 
peduncle rather stout, 1-24 in. long; bracts ovate, acute; pedicels 
stout, 2-4 lin. long. Calyx 24 lin. long; sepals suborbicular, minutely 
ciliolate. Corolla-tube elongate-ovoid, constricted below the mouth, 
5-6 lin. long, velvety within between the filamental ridges, otherwisé 
glabrous ; lobes oblong, from somewhat longer than to twice 2 
long as the tube; margins wavy. Stamens inserted just below 
the middle of the corolla-tube ; anthers 34 lin. long, reaching to 0 
slightly beyond the mouth. Style 14-2 lin. long. Berries orange-like, 
