Ceropegia. | LXXXV. ASCLEPIADEZ (BROWN). 451 
Upper Guinea. Gold Coast: Krobo Plains, Johnson. 499! Lagos: Abeo- 
kuta, Millen, 89 (1895 collection) ! 
25. ©. Johnsoni, V. £. Br. Stem twining, 1-1} lin. thick, quite 
glabrous, even on the youngest parts. Leaves spreading, herbaceous ; 
petiole 4-1 in. long, clothed with a short spreading pubescence ; blade 
1$-43 in. long, #-2 in. broad, ovate, oblong or ovate-oblong, varying 
from obtuse to acuminate, but always terminating in a slender linear- 
filiform point 14-2} lin. long, cordate at the base, very thinly pubescent 
or almost glabrous above, densely pubescent with spreading hairs on 
the midrib and principal veins beneath, and thinly so between them. 
Cymes pedunculate, umbellately 3—6-flowered ; peduncles }—1 in. long, 
with very short spreading hairs; bracts very minute ; pedicels 3-6 lin. 
long, shortly hairy. Sepals 2 lin. long, } lin. broad, linear, acute, 
applied to the base of the corolla, spreading at the tips, shortly hairy. 
Corvlla curved ; tube 14-1} in. long, 2 lin. in diam. at the ovoid inflated 
base, narrower above, 5 lin. in diam. at the funnel-shaped mouth, appa- 
rently dull purple in the lower part, whitish, spotted with purple on the 
dilated upper part, greenish inside the throat, thinly pubescent outside, 
pubescent within in the lower part; lobes 4 lin. long, erect, cohering at 
the incurved tips, replicate, very broad, 24-3 lin. across when folded, 
whitish, veined with purple on the upper part and with green on the 
basal part, thinly pubescent on both sides, with a few short hairs at 
the cohering tips. Outer corona about 2 lin. long, cup-shaped, 5-lobed ; 
lobes 4 lin. long, } lin. broad, subrectangular, obtuse or emarginate, 
somewhat spreading, concave, ciliate with rather long hairs ; inner 
‘coronal-lobes 1} lin. long, erect, linear-filiform, shortly revolute at the 
apex. Follicles 10-11 in. long, 2—2} lin. thick, linear-terete, beaked 
at the apex, glabrous. Seeds 4 in. long, 14 lin. broad, linear-oblong, 
tapering into a short beak, dark brown, surrounded by a broad 
thickened light brown border, crowned with a tuft of long white hairs. 
Upper Guinea, Gold Coast: Aburi, Johnson, 768! 
The corolla-tube of all the flowers exam‘ned was filled with many small flies, all 
‘apparently of one species. 
26. C. leucotzenia, X. Schum. in Engl, Jahrb. xvii. 151, Tuber 
depressed hemispherical (Welwitsch). Stem twining, herbaceous, rather 
‘slender, with a spreading pubescence. Leaves herbaceous; petiole 
5-8 lin. long, pubescent ; blade 14-24 in. long, 5-10 lin. broad, ovate- 
lanceolate to oblong, acuminate, cordate at the base (truncate or sub- 
cordate, Schumann), pubescent on both sides, but the hairs are shorter 
and more numerous beneath. Cymes umbel-like, subsessile, 4—6- 
flowered ; bracts 14-21 lin. long, villous; pedicels 4-4 in. long, slender, 
villous. Sepals 24-3 lin. long, subulate, villous. Corolla straight ; 
tube cylindric, very slightly inflated at the base, about 4 lin. long, 
14-1} lin. in diam., glabrous, pale sulphur-yellow outside, more intense 
-within, with two purple bands at the base and another near the top; 
lobes about 3 lin. long, erect, linear, cohering at the tips, replicate, 
pubescent on the back, glabrous within, with a narrow wing-like keel 
