Vapaca. | CXXII. EUPHORBIACEH (HUTCHINSON). 635 
Leaves equal-sided at the base. 
Leaves floccose or woolly-pubescent all over the 
lower surface. 
Petiole not more than } in. long; lateral 
nerves 13-19; peduncles clustered . . 4 U. kirkiana. 
Petiole 1-12 in. long; lateral nerves 8-12; 
peduncles solitary . : : : . 5. U. benguelensis. 
Leaves pilose with weak spreading hairs only 
on the midrib and lateral nerves below. . 6. U. togoensis. 
Leaves glabrous or slightly scaly below 
Calyx of the male flowers glabrous outside. 
Leaves more or less dull on both surfaces ; 
rudimentary ovary glabrous 
Leaves elongate-obovate, acuminate, much 
narrowed to the base, 9-14 in. long, 
3-545 in. broad, : ; Z . VW. U. Staudtit. 
Leaves oblanceolate or obovate, not elon- 
yated, rounded or obtusely pointed, 
cuneate at the base, 24-64 in. long, 
14-24 in. broad. 
Calyx of the mule flowers deeply lobed . 8. U. Heudelotit. 
Calyx of the male flowers subentire or 
slightly undulately lobed. : . 9. U. Bossenge. 
Leaves shining on the upper surface; rudi- 
mentary ovary piloso . ‘ : : - 10. U. nitida. 
Calyx of the male flowers pilose outside. 
Leaves usually unequal-sided at the base, : 
rather small and slightly scabrous above . 3. U. sansibarica. 
Leaves equal-sided at the base, usually large, 
not scabrous above. 3 i s . 11. UO. guineensis. 
1. U. pilosa, Hutchinson. A shrub 4-5 ft. high; young branch- 
lets Stout, pubescent, tomentose at the tips. Leaves seen only in a 
young state, sessile, crowded at the ends of the branchlets, obovate- 
cuneate, rounded at the apex, 5-53 in. long, 24-22 in. broad, entire, 
thinly chartaceous, pilose with long weak hairs on both surfaces ; 
lateral nerves about 12 on each side, spreading, prominent on both 
surfaces ; tertiary nerves lax and branched, not visible above ; stipules 
subulate-lanceolate, about 2 lin. long, densely tomentose, soon falling 
off. Flowers not seen, Fruits nearly 14 in. in diam., glabrous. 
oars crustaceous, about 1 lin. thick. Pyrenes 1 in. long, $ in. 
road, 
Mozamb. Distr. Nyasaland: Stevenson Road, Scott- Elliot, 8272! 
2 U. Gossweileri, Hutchinson. A handsome tree 15-30 ft. 
high or more; trunk 1-14 ft. in diam. at the base ; branches spread- 
'ng; branchlets stout, more or less tomentose when young. Leaves 
sessile, crowded at the tips of the branchlets, obovate-cuneate or 
elongate-obovate, rounded or truncate, attenuated to the base, 4-11 in. 
long, 2-6 in. broad, rigidly coriaceous, bright green, rather rough and 
glabrous above, pubescent with interlacing hairs below, becoming 
nearly glabrous when older ; lateral nerves 12-17 on each side, in the 
