234 LXXX. ASCLEPIADEA. 
13. GLOSSOSTEPHANUS, E. Mey. 
Calyx 5-parted. Corolla rotate, deeply 5-parted ; segments 
narrow, reflexed. Corona 5-leaved ; folioles simple, attached 
to the base of the gynostege, oblong, with narrow, reflexed 
margins, above flattish, tongue-shaped. Anthers with small, 
membranous tips. Pollinia ovoid, taper-pointed, pendulous. 
Stigmas elongate, subpyramidal, emarginate—DC. Prod. viii. 
p. 521. 
A glabrous twiner, with narrow-linear or sublanceolate, petioled leaves. 
Peduncles extra-axillary, slender, laxly several-flowered, short; flowers 
small.— Western districts. 
14. ONCINEMA, Arn. 
Calyx 5-fid. Corolla bell-shaped, 5-parted, with a short 
tube. Corona inserted at the summit of the gynostege, of 5 
membranous, thin, flat folioles. Anthers membrane-tipped. 
Pollinia compressed, narrow-oblong, pendulous. Stigma co- 
nical-rostrate, elongate, sub-2-apiculate. Follicles P—DC. 
Prod. viii. p. 526. 
A climbing, glabrous shrub. Leaves opposite, narrow. Cymes interpe- 
tiolar, diffuse, dichotomous, few-flowered.—Found by Roxburgh in the last 
century ; locality unknown. 
15. XYSMALOBIUM, R. Br. 
Calyx 5-parted. Corolla widely bell-shaped, deeply 5-lobed 
or rotate, 5-parted; limb spreading or reflexed, glabrous or 
bearded. Corona at the summit of the staminal column, 5- 
parted, the folioles fleshy, spreading or rarely erect, ovate 
roundish oblong or strap-shaped, simple within, or rarely 
with a prominent ridge on the face,-very rarely the apex in- 
flexed. Anthers membrane-tipped. Pollinia compressed, pen- 
dulous, taper-pointed or truncate. Stigma pointless. Follicles 
ventricose, bearing soft shreds, the petiole twisted.—DC. Prod. 
vill. p. 519; Lhes. Cap. t. 112. 
Erect herbs, resembling Gomphocarpi in habit, and only distinguishable 
by the corona, Flowers large or small, in interpetiolar or terminal, pedun- 
cled or sessile umbels.—12 or 14 species, all Eastern. 
16. PACHYCARPUS, E. Mey. 
Calyx 5-parted. Corolla widely bell-shaped, spreading, more 
or less deeply 5-lobed. Corona 5-parted; folioles horizontal, 
of various shapes, mostly longer than the gynostege, expanded 
(the margins not inflexed), bearing on the face two more or 
less projecting, longitudinal, subparallel ridges, which are 
