230 LXXXIV, APOCYNACEE (STAPF). | Adeniwm. 
scales small, confluent and forming an obversely triangular pocket; 
lobes broad ovate, shortly acuminate and conspicuously cuspidate. 
Anthers 3 lin. long, densely villous; apical tails exserted. Follicles 
reflexed, spindle-shaped, finely tomentose, 7 in. long. Seeds 6 lin. 
long, coma 15 lin. long. 
Mozamb. Dist. Portuguese East Africa; Lower Zambesi; Tete, Peters + 
opposite Sena, Kirk, 97! Sena Hill, Kirk! British Central Africa: Nyasaland: 
between Matope and Livingstonia, Scott ! 
Probably also near Delagoa Bay and in the Transvaal. 
43. PACHYPODIUM, Lindl.; Benth. et Hook.f. Gen. Pl. ii. 722. 
Calyx small, herbaceous, eglandular within; sepals 5, ovate or Jan- 
ceolate. Corolla salver-shaped, with the cylindric tube widened below 
the middle, constricted at the base, or funnel-shaped to campanulate 
with a short cylindric basal tube, naked at the mouth ; lobes 5, twisted, 
overlapping to the right. Stamens inserted abcve the constriction ; 
filaments very short, flattened ; anthers conniving in a cone, included,, 
linear-lanceolate, acuminate or acute, sagittate ; appendages longer or 
shorter than the polliniferous part ; tails sometimes very short ; foot of 
the connective channelled and glabrous above, with a tongue-shaped 
projection and sometimes a brush-like cushion below, decurrent on the: 
filament and passing into the hairy filamental ridges. Dise cupular, 
slightly 5-lobed or replaced by 2-5 distinct glands, Carpels 2, free; 
style filiform, short; stigma subcylindric with an annular rim oF 
membrane at the base, very obscurely and obtusely 2-lobed ; ovules 
numerous, pluriseriate. Mericarps follicular, 2, erect or spreading, 
elongate, spindle-shaped. Seeds oblong, with an apical coma ; endo- 
sperm scanty ; cotyledons ovate-cordate, flat ; radicle short.—Succulent 
shrubs, sometimes with a much swollen trunk. ‘Leaves in spirals, sub- 
sessile, stipulate; stipules transformed into rigid spines or the leaves 
suppressed with the exception of a terminal rosette, and the spinous 
stipules crowded more or less irregularly on the swollen branches. 
Cymes terminal, few- or many-flowered, sessile or peduncled; flowers: 
pink, white, or yellow. 
Species 12, 1 in tropical Africa ; 5 in South Africa, 6 in Madagascar. 
1. P. Lealii, Welw. in Trans. Linn. Soc. xxvii. 43, t. xvi. A shrub, 
10-15 ft. high, full of a watery, resinous and viscid juice, covered with 
pairs of rigid spines. Trunk succulent, 2-3 ft. in circumference neal 
the base, grey, sparingly branched from the middle; young branchlets 
and spines purplish. Leaves in spirals, few, usually only near the tips 
of the young branchlets, oblong-lanceolate, scarcely 1 lin. long, me” 
branous, with a strong midrib terminating in a subulate acumen, S00P 
deciduous; stipules spiny, 1-11 in. long. Cymes many-flowere@, 
glabrous, up to 6-7 in. in diam. ; peduncle stout, of variable length ; 
pedicels stout, 14-4 lin. long; bracts scale-like, triangular, acute, S00? 
deciduous Calyx glabrous 14-2 lin. long; sepals ovate, acuminate, 
