426 LXXXV. ASCLEPIADE& (BROWN). [ Marsdenia.. 
deep between them; veins conspicuously reticulate beneath. Panicles 
5-8 in. long, lateral, composed of 3—5 distant simple alternate (uni- 
lateral ?) branches 14-24 in. long, bearing several sessile umbels of 
small white flowers scattered along them, minutely and sparsely puberu-. 
lous ; pedicels 1{-1} lin. long, puberulous. Sepals } lin. long, and 
nearly as broad, broadly elliptic, obtuse, very minutely ciliate. Corolla 
rotate-campanulate, 11 lin. in diam., 5-lobed to 2 the way down ; lobes 
9 
”4 
= lin. long, ovate, acute, glabrous. Coronal-lobes arising from near the 
base of the staminal-column, erect, free, closely applied to the backs of 
‘the anthers, and subinflexed over their tips, flat, oblong, subacute ; no 
tubercular dilatations at the base of the staminal-column, which is barely 
4 lin. long and is almost destitute of the filamental portion ; anther- 
wings nearly touching the bottom of the corolla. 
Upper Guinea. Southern N igeria : Brass, Barter, 16! 
“Twining on shrubs and trees, with a profusion of white flowers,” Barter. 
40. PERGULARIA, Linn.; Benth. et Hook. f. Gen. Pl. ii. 773. 
Calyx 5-partite. Corolla salver-shaped ; tube inflated at the base 3. 
lobes overlapping to the left and straight or twisted in bud. Corona of 
5 erect lobes arising from the base of the staminal-column and adnate 
to it in their lower part, free above, with a narrow or subulate process 
on their face. Staminal-column arising from the base of the corolla 5. 
anthers oblong, erect, with long erect membranous appendages connl- 
vent over the apex of the style. Pollen-masses solitary in each anther- 
cell, erect, attached in pairs to the pollen-carriers by very short 
caudicles. Style not exceeding the anther-appendages, apical part 
stout, pentagonal-ovoid. Follicles smooth. Seeds crowned with a tuft 
of hairs.—Stem twining. Leaves opposite. Flowers of moderate size, 
numerous, in pedunculate or subsessile umbel-like cymes, subaxillary or 
lateral between the bases of the petioles. 
Species several, mostly Indian and Malayan, 1 in Tropical Africa, which also 
extends into South Africa. 
1. P. africana, V. LE. Br. in Kew Bulletin, 1895, 259. Stem 
climbing, slender, glabrous. Leaves spreading, thin; petiole 3-3 ne 
long ; blade 2-4 in, long, 1-3 in. broad, ovate-oblong to very broadly 
ovate, shortly cuspidate into an obtuse point, varying from rounded to 
cordate or occasionally cuneate-acute at the base, both sides glabrous oF 
sparsely and minutely puberulous above. Umbels lateral or son 
many-flowered; peduncles 0-5 lin. long, minutely puberulous or sud- 
glabrous; bracts minute, ovate; pedicels 2-3 lin. long, andre 
Sepals 14-2 lin, long, lanceolate or ovate, acute, glabrous, pyran: 
ciliate. Corolla yellow ; tube 3-4 lin. long, globose-inflated in a 
lower half, constricted above, somewhat plicate, glabrous outside, inst 
densely hairy at the throat and in the upper half, glabrous with 5 lines 0 
hairs alternating with the corunal-lobes in the lower half ; lobes 33-6 lin- 
long, 3 lin. broad, linear, obtuse, very spreading, reflexed or revolute, 
