220 LXXXIV. APOCYNACE^ (sTi^^F^Y [OilcinotlS. 



40. ONCINOTIS, Benth. ; Benth. et Hook. f. Gen. PL ii. 718. 



Calyx small, eglandular within, rarely with 5 minute glands 

 alternating with the sepals; sepals imbricate, ovate, acute or obtuse. 

 Corolla salver- shaped ; tube short, widest at the middle, densely 

 tomentose within except at the very base, with 5 ligulate scales in the 

 mouth alternating with the lobes and projecting obliquely into the 

 mouth.; lobes overlapping to the right, spreading or reflexed. Stamens 

 inserted somewhat above the corolla-base ; filaments very short, stout, 

 arching over the ovary, densely hairy on the inner side ; anthers 

 conniving in a cone, included, sublinear, sagittate; appendages as long 

 as the polliniferous part ; tails short, very obtuse, recurved ; foot of 

 the connective with a faint central ridge in the upper part and £C 

 cushion of short papillae at the base. Disc cupular, 5-lobed or 5- 

 partite. Carpels 2, free, shortly exserted and free from the disc. Style 

 very short, passing into the short spindle-shaped stigma ; apiculus 2- 

 lobed. Mericarps follicular, spindle-shaped, divaricate. Seeds lanceo- 

 late, with an apical cone. Embryo unknown. — Glabrous or hairy scan- 

 dent shrubs. Leaves opposite ; secondary nerves usually distant ; 

 axillary stipules and glands 0. Panicles axillary or axillary and 

 terminal, consisting of opposite or subopposite, few- to many- flowered 

 contracted cymes ; flowers inconspicuous. 



Species 10, 8 in tropical Africa, 1 in Natal and 1 in Madagascar. 

 Glabrous except the inflorescences (and sometimes also 

 the brancli-tips) which are. very delicately rusty 

 pubescent or minutely tomentose. 

 Secondary nerves 9-14 on each side, straight. 



Calyx with 5 small but distinct glands within; 

 secondary iierves 9-11 on each side; throat- 

 scales very short . , . , . . 1. 0. glandulosa. 

 Calyx egliindular within ; secondary nerves 12-14 

 on each side ; throat-scales elongate. 

 Leaves 3-3i in. long, 1:^ in. broad; petiole 3—4 

 lin, long; secondary nerves 2-3 lin. apart; 

 calyx 1 lin. long . . . . . 2. O. nitida. 



Leaves 35-4f in. long, 1^-2 in. broad; petiole 

 np to 9 lin. long; secondary nerves 3-5 lin. 

 apart; calyx 1^ lin. long . . . 3. 0. Batesii. 



Secondary nerves 5-9 on each side, usually gently 

 curved in the outer half, more oblique than in 

 the 2 preceding species. 

 Leaves oblong to elliptic- oblong, li-2^ in. broad,* 

 shortly acute or obtuse at the base. 

 Young branches compressed; leaves gradually 



acuminate; calyx 1^ lin. long . . . 4. O. oampanulata. 



Young branches terete ; leaves abruptly acumi- 

 nate ; calyx 1 lin. long . . . . 5. O. glahrata. 



Leaves more or less lanceolate, up to 1 in. broad, 



long acute at the base . . . . 6. O. tenuiloha. 



More or less hairy all over, at least when young. 



Hirsute, at last glabrescent ; bracts and sepals 



narrow . . . . . . . . 7. O. gracilis. 



Stellate-tomentose ; bracts and sepals very broad . 8. O. hirta. 



