160 LXXXIV. APOCYNACEH (STAPF), [ Voacanga. 
constricted at the middle and mouth, 5-5$ lin. long, twisted, very 
delicately velvety just below the stamens, otherwise glabrous; limb 
rotate; lobes obovate-oblong, 4 lin. long, crisp, brown when dry. 
Stamens inserted above the middle of the corolla-tube ; anthers 2 lin. 
long, tips shortly exserted, tails straight, subacute. Disc fleshy, annular, 
not quite half the height of the ovary. Style 3 lin. long. 
Upper Guinea. Cameroons: Bipinde, in forests, Zenker, 944! 1807! 
12. V. diplochlamys, K.Schum. in Lngl. & Prantl, Phlanzenfam. 
iv. ii. 149. A shrub or small tree, up to 15 ft. high; branches slender, 
subquadrangular when young, soon terete, fistular, dark brown when 
dry, glabrous. Leaves lanceolate to lanceolate-elliptic, acuminate at 
both ends, 4-74 in. long, 14-3} in. broad, herbaceous, thin, glabrous 
above, very minutely and often sparingly puberulous on the nerves 
below ; secondary nerves 10-14 on each side, oblique, slightly curved ; 
petiole slender, very minutely puberulous, 4—6 lin. long. Inflorescences 
geminate from the young branch-forks, nodding, dichotomously corym- 
bose or umbelliform, at first very dense, finally somewhat laxer, minutely 
puberulous usually up to the calyces; peduncles very slender, 2-3 in. 
long ; bracts oblong to lanceolate, subacute, at length deciduous ; pedicels 
up to 3 lin. long. Calyx wide-campanulate, 5-6 lin. long, rather thin, 
with a transverse zone of numerous small often paired glands some way 
above the base within; lobes very broad, rotundate or oblong-rotundate, 
at length reflexed, rather longer than the tube. Corolla greenish or 
greenish-yellow ; tube stout, about 5-54 lin. long, constricted at the 
middle and mouth, twisted, very delicately velvety just below the 
stamens, otherwise glabrous; lobes obovate, reflexed, 24 lin. long, 
drying black. Stamens inserted above the middle of the corolla-tube; 
anthers slightly over 14 lin. long, tips slightly exserted, tails fine, 
incurved. Disc annular, fleshy, covering the ovary to half its height. 
Style 3 lin. long.—V. bracteata, Stapf in Kew Bulletin, 1894, 22 partly. 
Upper Guinea. Southern Nigeria: Old Calabar, Thomson, 39! Adiabo, 
Holland, 108! Cameroons: Barombi, Preuss, 14! 
13. V. bracteata, Stapf in Kew Bulletin, 1894, 22 partly. A 
glabrous shrub ; branches slender, greenish-brown when dry. Leaves 
lanceolate to oblong-lanceolate, long and acutely acuminate, long 
attenuate at the base, 4—6 in. long, 14-2} in. broad, herbaceous, thin ; 
secondary nerves about 8 on each side, very oblique, curved, very 
slender ; petiole slender up to 4 in. long. Inflorescences solitary 
(always?) from the young branch-forks, somewhat nodding, subut- 
belliform or dichotomously corymbose, few-flowered, glabrous, multi 
bracteate ; peduncle very slender, up to 3 in. long; bracts persistent, 
crowded at the base of the pseudo-umbels or corymbs, oblong t? 
lanceolate, subacute, up to 5 lin. long ; pedicels very slender, 3-5 lin. 
long. Calyx campanulate, at length rather wide at the mouth, 4 liv. 
long, with a ring of small glands at the very base; lobes porrect, 
rotundate, very broad, about as long as the tube. Corolla-tube much 
constricted at the middle and towards the mouth, 43-5 lin. long, slightly 
