106 LXXXIV. APOCYNACE# (STAPF). [ Diplorhynchus. 
9-12 on each side; petioles about 4 lin. long. Panicle slender, loose, 
perfectly glabrous, 4-4} in. long; pedicels scarcely 1 lin. long. Calyx 
glabrous, 4 lin. long; sepals broadly ovate. Corolla whitish glabrous 
without ; tube cylindric, 14 lin. long; lobes slightly longer. Follicles 
14 in. long.—D. Poggei, K. Schum. in Engl. & Prantl, Pflanzenfam. 
iv. ii. 142, fig. 54, O; De Wild. in Rév. Cult. Colon. x. (1902) 142. 
D. angolensis, Britten in Journ. Bot. 1895, 76 partly; Hiern in Cat. 
Afr. Pl. Welw. i. 667 partly, De Wild. l.c. 141 partly, not of Biittner. 
Lower Guinea. Angola: Cazengo; in dense thickets on the banks of the 
River Luinha, Welwitsch, 5968! Melange, Marques, 16! 
South Central. Congo Free State: Lomami River, Pogge, 1002! 
2. D. angolensis, Bittner in Verhandl. Bot. Ver. Brandenb. xxxi- 
85. A rambling shrub; branches pendulous, glabrous, scantily dotted 
with minute whitish lenticels. Leaves oblong to elliptic, obtuse or 
obtusely subacuminate, acute at the base, 2-3 in. long, 1-14 in. broad, 
thinly coriaceous, reddish-brown when dry; nerves 7-9 on each side ; 
petioles 3-6 lin. long, rarely less. Panicle very many-flowered, per- 
fectly glabrous, 2-3 in. long; flowers crowded on the branchlets; 
pedicels scarcely 1 lin.long. Calyx glabrous, } lin. long; sepals broadly 
ovate. Corolla glabrous without, slightly hairy on the lobes within; 
tube cylindric below, obovoid above the middle, | lin. long; lobes almost 
twice as long.—K. Schum. in Eng]. & Prantl, Ptlanzenfam. iv. ii. 142. 
Durand & Schinz, Etudes Fl. Congo, i. 189; not of Hiern in Cat. Afr. 
Pl. Welw. i. 667; De Wild. in Rév. Cult. Colon. x. (1902) 140-142 
partly. 
Lower Guinea. Angola: Malange, Mechow, 193! Benguela, Siedler! by 
the River Kuango, Biittner, 404. 
De Wildeman, l.c., indicates D. angolensis as collected by Butaye (2241) near 
Kisantu, Lower Congo; but the description given by him of this plant does not: 
quite agree. It is stated to yield a kind of varnish. 
3. D. psilopus, Welw. in Trans. Linn. Soc. ser. 2, Bot. ii. 23, t. 5- 
A small tree or climbing or rambling shrub; branches sarmentose, 
more or less puberulous when young, soon glabrescent, scantily dotted 
with obscure lenticels. Leaves elliptic-cuneate, obtuse or obtusely 
subacuminate, cuneate at the base, 2-3 in. long, 1-12 in. broad, cori- 
aceous, glabrous or minutely papillose on the midrib near the base on 
both sides, subglaucous above, pale brown beneath ; nerves 8-9 on each 
side; petioles 10-12 lin. long. Panicle contracted, short, pubescent, 
1-2 in. long; pedicels upto I lin. long. Calyx pubescent ; sepals ovate. 
Corolla white, fragrant, glabrous without, slightly hairy on the lobes 
within ; tube slightly constricted below the middle, obovoid above, a little 
over 1 lin. long; lobes slightly longer. Follicles half-ovoid, scarcely } 
in. long, spread out when quite ripe into a nearly flat disc ; seeds broadly 
winged.—Ficalho, Pl, Uteis Afr. Port. 221; K. Schum. in Engl. & 
