Strophanthus. | LXXXIV. APOCYNACE# (STAPF), 
169 
Sepals as long as the corolla-tube or longer . 8. S. hispidus. 
Rather finely and on the whole more sparingly 
hispid ; corolla-tails not more than twice the 
length of the tube; anthers exceeding the 
shallow throat . 5 j é . 9. 8. bullenianus. 
Leaves minutely scabridulous or quite glabrous, 
Inflorescence distinctly pubescent. 
Leaves scabridulous , j : ; F 5 110}, 
Leaves quite glabrous. 
Sepals (at least the outer) with a broad base . 11. 
Sepals narrow, oblong-spathulate  . : s 12. 
Inflorescence quite glabrous, like the whole plant 
(the pedicels rarely slightly pubescent in S. par- 
viflorus). 
Calyx 5-6 lin. long ; corolla-tube 6—7} lin. long. 
Sepals very broad at the base; supra-staminal 
part of the corolla-tube campanulate ; 
S. gracilis. 
S. Preussii. 
S. Barteri. 
corolla-tails 4-43 in. long j . 13. S. bracteatus. 
Sepals narrow ; supra-staminal part of the 
corolla-tube cupular; corolla-tails about 
4_2 in. long 
Leaves with 7-9 distinctly prominent 
secondary nerves on each side. . 14. 8. erythroleucus. 
Leaves with 5-6 faint secondary nerves on 
each side . 5 c : c s 155 
Calyx 23—4 lin. long; corolla-tube 3-34 lin. long. 
Calyx 23 lin. long; leaves with 4 secondary 
S. parviflorus, 
nerves on each side Z 5 . 16. 8. arnoldianus. 
Calyx 33-4 lin. long; leaves with 11-12 
secondary nerves on each side z . 17. S. wildemanianus. 
tCylindric infra-staminal part of the corolla-tube much sh 
tubular, campanulate or funnel-shaped supra-staminal part. 
Corolla-tube 1 in. long or more, rarely smaller, supra- 
staminal part widely campanulate or funnel-shaped. 
Corolla-lobes tailed. 
Flowers generally on short leafless branches, 
rarely together with quite young leaves «ils 
Flowers produced with the leaves. 
orter than the widely 
S. sarmentosus. 
Leaves often ternate; corolla-tails very short . 19. S, ogovensis. 
Leaves opposite ; corolla-tails long. 
Sepals subulate-acuminate; corolla-tube 9— 
13 lin. long; lobes inclusive of the tails 
43-5 in. long. : : : . 20 
Sepals lanceolate, acute ; corolla-tube 7 lin. 
long; lobes inclusive of the tails 2-3 
in. long ‘ i ‘ : 20. 
Corolla-lobes not tailed. 
Corolla (inclusive of the lobes) 3 in. long; throat 
scales short : i . 22. 
Corolla (inclusive of the lobes) 1} in. long ; throat 
: scales filiform, up to 7 lin. long . : a 
Corolla-tube 6-10 lin. long, supra-staminal part widely 
tubular or narrowly funnel-shaped. 
Leaves softly tomentose : : : . 24. 
. SS. verrucosus. 
S. petersianus. 
S. Courmonti. 
. S. ecaudatus. 
S. Schuchardti. _, 
