166 LXXXIV. APOCYNACE® (STAPF). | Pleioceras. 
Corolla-scales 5, opposite to the lobes. 
Corolla-tube as long as the lobes; scales from the 
mouth, thin, linear, 2-fid or 2-horned at the 
apex; one pair of filiform appendages on each 
side of each stamen _.. : : é 3. hs Zenker. 
Corolla-tube scarcely half as long as the lobes; scales 
from the lobes somewhat above the mouth, 
fleshy, subquadrate ; a solitary filiform appen- 
dage on each side of each stamen . : . 4 P. Gilletic. 
1, P. Afzelii, Stapf. A shrub; young branches glabrous, 
chestnut-brown, dotted with numerous lenticels. Leaves oblong, 
shortly and obtusely acuminate, or sometimes subrostrate, 13-3} in. 
long, 1—1} in. broad, glabrous, subcoriaceous ; secondary nerves 6—7 on 
each side; petiole scarcely 2} lin. long. Panicle elongate, lax, glabrous ; 
rhachis and branches much compressed ; bracts and bracteoles minute ; 
pedicels up to 10 lin. long. Calyx glabrous ; sepals ovate, acute, 1-1} 
lin. long, with a flattened gland at the base. Corolla minutely 
papillose without; tube 2} lin. long; lobes obtuse, rather broad, up to 
3 lin. long; episepalous scales very short, ciliate; epipetalous scales 
broad, hairy, with bifid tips; a pair of filiform, more or less divided 
‘ppendages on each side of each stamen. Anthers 2 lin. long.— Wrightia 
Afzelii, K.Schum. in Engl. Jahrb. xxiii. 231. 
Upper Guinea. Sierra Leone (?), Afzelius. 
2. P. Barteri, Buaill. in Bull. Soc. Linn. Paris, i. 759. A shrub, 
8 ft. high; young branches greyish pubescent or subtomentose, ulti- 
mately glabrescent, rarely glabrous, reddish-brown, dotted with small 
whitish lenticels. Leaves oblong, acuminate, shortly acute oF 
rounded at the base, 14-5 in. long, #}~-2 in. broad, glabrous above. 
minutely pubescent to subtomentose below; secondary nerves 6-10 on 
each side; petiole up to 3 lin. long. Panicles contracted or at length 
lax, pubescent to subtomentose, rarely almost glabrous ; peduncle 4-1} 
in. long ; bracts small, lanceolate or subulate, deciduous ; pedicels very 
slender, up to 5 lin. long. Calyx 2 lin. long ; segments roundish; intra- 
calycular glands flat, large. Corolla orange-coloured or yellowish, 
papillosely pubescent without; tube 2 lin. long; lobes ovate-oblong; 
obtuse, as long or almost as long as the tube; episepalous scales thin, 
small, bifid or entire, glabrous; epipetalous scales thin, subquadrate, 
2-3-horned, glabrous; a pair of filiform, more or less divided 
appendages on each side of each stamen. Anthers over } lin. long. 
Follicles up to 14 ft. long; seeds greenish, 6 lin. long.—K. Schum. 
in Engl. & Prantl, Pflanzenfam. iv. ii. 186. Wrightia parviflora, 
Stapf in Kew Bulletin, 1894, 121; Oliver in Hook. Ic. Pl. 2345; K 
Schum. in Schlechter, Westafr. Kautschuk- Exped. 308. 
Upper Guinea. Lagos: Eppah, Barter, 3278! Oglessa, Millen, 192! neat 
Lagos, Barter, 20170! Moloney! Rowland, 57! Millen, 177! Yoruba, Millson, 4! 
Ishagamo, Schlechter, 13008. South Nigeria: Adiabo, near Old Calabar, Holland, 86 | 
3. P. Zenkeri, Stapf. Young branches glabrous, chestnut 
brown, at length dotted with numerous small lenticels. Leaves oblong 
