Phyllanthus.| CXXII, EUPHORBIACEH (HUTCHINSON). 725 
49. P. omahakensis, Dinter ¢ Pax in Engl. Jahrb, xlv. 234. A 
small annual 2-4 in. high, branched; stem and branches slender, 
asperulate. Leaves lanceolate or oblong-lanceolate, mucronate, obtuse 
and slightly unequal at the base, 3-4 lin. long, 1-14 lin. broad, purple 
on the margins, glabrous, without visible lateral nerves ; petiole short, 
smooth ; stipules subulate-filiform, very acute, $—? lin. long, glabrous. 
Flowers moneecious, Male flowers solitary or in pairs in the upper 
leaf-axils ; pedicel very short, glabrous. Sepals 6, obovate, rounded 
at the apex, $ lin. long, membranous. Disk-glands frounded, smooth. 
Stamens 3; filaments connate to the top; staminal column swollen 
towards the base; anthers free among themselves, cells parallel and 
dehiscing longitudinally. Female flowers solitary towards the base of 
each branchlet ; pedicel } lin. long. Sepals 6, obovate-oblanceolate, with 
membranous margins. Disk crenulately lobed. Ovary smooth ; styles 
slightly connate in the lower part, bilobed ; stigmas globose. Capsule 
subglobose, 1} lin, in diam. Seeds with about 10 lines on the back. 
Lower Guinea. German South-west Africa: Otjituos, Dinter, 877 ! 
50. P. Chevalieri, Beille in Bull. Soc. Bot. France, lv. Mém. viii. 
o7. An annual 14-24 ft. high; stem terete near the base, purple, 
green towards the apex, angular; flowering branchlets spreading, 
angular, glabrous. Leaves narrowly oblong-lanceolate or almost linear- 
lanceolate, narrowed to the apex, obtuse at the base, 3-1} in. long, 
13-24 lin. broad, slightly paler on the lower surface ; lateral nerves 
indistinct. Flowers moneecious, males geminate and axillary in the 
lower parts of the branchlets, females solitary in the upper parts, shortly 
pedicellate. Male flowers small: Sepals 6, ovate. Disk-glands 6, small 
but distinct. Stamens 3; filaments connate, very short; anther-cells 
diverging from the apex, dehiscence appearing to be transverse. Female 
flowers: Sepals 6, ovate or oblong-ovate, with a green median nerve, the 
margins membranous and minutely serrulate. Disk saucer-shaped, 
Spreading, crenate. Ovary lobed, smooth; styles shortly bilobed, 
recurved, lobes not swollen at the tips. Capsule depressed-globose, 
1} lin. in diam., smooth. Seeds brown, with about 10 longitudinal lines 
of minute warts on the back. 
North Central, Wadai: Lake Iro region; Koulfé, Chevalier, 9166! 
4 The variety with oblong leaves described by Beille (/.c.) is P. amarus, Schumach. & 
onn. 
51. P, mittenianus, Hutchinson. Stems terete or slightly angular, 
glabrous ; branches spreading horizontally, slightly zigzag, narrowly 
winged on each side, tinted with red in a fresh state, glabrous. Leaves 
ovate, obtusely pointed, broad- and rounded or truncate at the base, 
3-1} in. long, 4-3 in. broad, membranous, glabrous on both surfaces, 
green above, pallid or purplish below; lateral nerves 5-6 on each side, 
slender, fading away before reaching the margin, distinct below, very 
slightly impressed above; veins very lax, scarcely evident; petiole 
lin. long, rather fleshy, glabrous; stipules subulate-lanceolate, 
tapered to an acute apex, about 1} lin. long, often purplish, glabrous, 
