782 CXXII, EUPHORBIACE® (HUTCHINSON). [ Jatropha. 
dividing at the surface into 2-6 decumbent simple leafy branches 
2-4 in. long; branches fleshy, softly pubescent with short spreading 
hairs. Leaves lanceolate, acute, obtuse or rounded at the base, un- 
divided, 1-3 in. long, 3-1} in. broad, not toothed, membranous, thinly 
pubescent with short spreading hairs on both sides; lateral nerves 
10-18 on each side, slender, spreading, looped within the margin ; 
petiole 2-5 lin. long, thinly pubescent, not glandular; stipules soon 
falling off, subulate-filiform, entire, scarcely 1 lin. long, glabrous, not 
glandular at the apex. Cymes terminating the central axis of the 
plant, lax, shortly pedunculate; bracts ovate-lanceolate, acute, entire, 
3-1 lin. long, slightly puberulous, not glandular. Male flowers rather 
crowded, shortly pedicellate: Sepals 1-1} lin. long, oblong, subacute, 
slightly pubescent. Petals 23 lin. long, % lin. broad, spathulate- 
oblanceolate, glabrous, Stamens 8; outer filaments free, inner con- 
nate; anthers nearly 1 lin. long. Female sepals oblong-lanceolate, 
acute, 1} lin. long, pubescent. Petals spathulate-oblanceolate, about 
twice as long as the sepals. Disk 5-lobed. Ovary pubescent; styles 
bilobed. Capsule depressed-globose, about 5 lin. in diam., pubescent. 
—J. humilis, N. E. Br. in Kew Bulletin, 1909, 139. 
Lower Guinea. German South-west Africa: Caprivi Peak, Seiner, 109! 
Omandongo, Schinz, 12! Omaheke, Dinter, 837! 
Mozamb. Distr. Ngamiland: Kwebe, Lugard, 56! 159! 
9. J. Baumii, Pax in Baum, Kunene-Samb. Exped. 283, Root 
tuberous, about 2 in. in diam.; stem simple, about 4 in. high, sulcate, 
glabrous. Leaves subsessile, lanceolate, subacute, 4-3 in. long, 2 lin. 
broad, with strongly undulate margins, glabrous on both surfaces; 
lateral nerves 9-12, distinct ; stipules minute, setose. Cymes terminal, 
small, several-flowered, glabrous ; bracts subulate-lanceolate, acute, the 
largest about 2 lin. long, serrulate. Male flowers: Sepals oblong- 
oblanceolate, obtuse, entire, not glandular, about 3 lin. long. Petals 
spathulate, oblong, obtuse, a little longer than the calyx. Disk-glands 
small. Stamens 8; filaments partially connate. Female flowers and 
fruit not known.—Pax in Engl. Pflanzenr. Euphorb.-Jatroph. 64. 
Lower Guinea, Angola: between Lionspan and the Kunene River, Baum, 
122a! 
10. J. prunifolia, Pax in Engl. Pf. Ost-Afr. C. 240. An under- 
shrub about 1 ft. high; stem glabrous except when quite young, 
covered by grey or yellowish-grey bark. Leaves undivided, ovate or 
ovate-lanceolate, subacute, rounded or subcordate at the base, 1-1} 1. 
long, 3-1} in. broad, membranous, serrulate, glabrous on both surfaces ; 
lateral nerves about 6 on each side, more distinct on the lower surface 3 
petiole }-? in. long, thinly pilose; stipules deeply divided into 3-9 
filiform segments, the latter not glandular at the apex. Cymes axillary 
and terminal, pedunculate, about 3 in. long; peduncle 3-1} in. long, 
slightly puberulous; bracts lanceolate, subacute, 1-1} lin. long, glabrous, 
not glandular. Male flowers: Sepals ovate-lanceolate, entire, glabrous. 
Petals similar to the sepals, Disk-zlands small. Stamens 8. Female 
