222 LXXXIV. APOCYNACE# (STAPF). [ Oncinotis. 
subobtuse, 2 lin. long; throat-scales linear, up to $ lin. long. Anthers 
slightly over 1 lin. long. 
Upper Guinea. Cameroons: Efulen, Bates, 403 ! 
4. O. campanulata, K. Schum. in Engl. Jahrb. xxiii. 227. Quite 
glabrous except the inflorescences. Young branches compressed, at 
length terete, reddish-brown or brown. Leaves oblong to elliptic- 
oblong, acuminate, shortly acute or obtuse at the base, 8 to more than 
5in. long, 14-2} in. broad, papery, thin ; secondary nerves 7—9 on each 
side, oblique, very slender, finely channelled above, slightly prominent 
below ; reticulation rather loose, inconspicuous below ; petiole 5-8 lin. 
long, slender. Panicles lateral and terminal, more or less nodding, 
many- or few-flowered, linear or lanceolate, or if short ovate in outline, 
up to 2} in. long (without the peduncle) and to 1} in. wide at the base, 
delicately and minutely rusty-tomentose, at length glabrescent in the 
lower parts; peduncle slender, much compressed, glabrous, up to 2 in. 
long ; bracts minute, early deciduous ; pedicels very short, the longest 
up to 1} lin. long. Calyx 1} lin. long; sepals rotundate-elliptic, very 
obtuse, thin, delicately pubescent, eglandular. Corolla-tube inflated, 
13-2 lin. long, delicately and minutely tomentose without above the 
middle; throat-scales linear from a broad base, thick, over 4 lin. long, 
conspicuous ; lobes ovate-oblong, obtuse, 14 lin. long. Anthers 1} lin, 
long. 
Upper Guinea. Cameroons: Yaunde, Zenker & Staudt, 19, 530! 544! 
5. O. glabrata, Stapf ex Hiern in Cat. Afr. Pl. Welw. i. 674. A 
very tall climber, perfectly glabrous except the inflorescences ; branches 
terete, brown when dry. Leaves oblong, abruptly acuminate, shortly 
acute or rounded at the base, 24-4 in. long, 14-1} in. broad, papery; 
usually glossy on both sides; secondary nerves 5-9; veins joining in 4 
loose slightly raised network; petiole slender, 6 lin. long. Flowers 12 
slender often paired axillary panicles, 14-4 in. long, or reduced almost 
to racemes, very finely rusty puberulous; bracts minute, caducous ; 
pedicels 1} lin. long or hardly any. Calyx 1 lin. long, finely pubescent ; 
sepals ovate, obtuse, ultimately recurved at the tips. Corolla greenish- 
yellow, very finely pubescent without, subcylindric in bud; tube 1}- 
jin. long ; lobes oblong, as long as the tube; throat-scales } lin. long; 
linear-oblong. Follicles lanceolate, with a curved acumen, over 4 in. 
long, glabrous. Seeds 54 lin. long; coma 1} lin. long.—Motandra 
glabrata, Baill. in Bull. Soc. Linn. Paris, i. 760: K. Schum. in Engl. & 
Prantl, Pflanzenfam. iv. ii. 164. 
Lower Guinea. Angola: Golungo Alto; in forests by the Ambaca Road, 
Welwitsch, 5957 | in forests on the Queta Mountains, Welwitsch, 5958! panks of 
the River Coango, Welwitsch, 6014! 
6. O. tenuiloba, Stapf in Kew Bulletin, 1898, 307. A climbing 
shrub, quite glabrous except the young branchlets and inflorescences» 
young branches delicately tomentose, soon glabrous, slender. Leaves 
Janceolate to lanceolate-oblong, acutely acuminate, acute at the bases 
