924 CXXII, EUPHORBIACEE (PRAIN). | .Vecepsia. 
solitary, axillary, 4-10 in. long; rhachis angular, rigid, tawny-puberu- 
lous ; bracts clustered, strongly imbricate, ovate, acute, rigid, striate, 
subscarious, pubescent, 1—2 lin. long, with male flowers in each axil and 
a central female, or with only male flowers, or with only a solitary 
female flower. Male flowers: Calyx in bud ovoid, subacute; seg- 
ments 4, valvate, puberulous externally; pedicels puberulous, 1 lin. 
long. Petals 0. Stamens about 30, arising from a_ subglobose 
receptacle, free, with small oblong densely pubescent glands inter- 
spersed among the free filaments; anthers introrse, 2-celled ; cells 
ovate, separated by a somewhat widened connective slightly produced 
beyond them. Female flowers: Sepals 5, imbricate, triangular or 
ovate, acute, puberulous. Ovary 3-celled, densely tawny-setose, seated 
on a thick flat disk ; styles very slightly connate at the base, somewhat 
recurved, 2-fid, pubescent outside and at the base inside, stigmatic and 
fimbriate-papillose on the inner face above} cells 1-ovuled. 
Upper Guinea. Sierra Leone; without precise locality, Afzelius, 29! 
Cameroons: Bipinde, Zenker, 3040! 
63. CROTONOGYNOPSIS, Pax in Engl. Jahrb. xxvi. 328. 
Flowers diccious, apetalous. Male: Calyx ovate-conic and closed in 
bud, splitting into 5 (less often 4)°valvate ovate acute lobes. Petals 0. 
Stamens 12-15; filaments long, free; anthers ovate-oblong, slightly 
apiculate, 2-celled, dehiscing longitudinally; receptacle with ovate- 
oblong glands outside and among the stamens. Rudimentary ovary 0. 
Female: Calyx 5- (rarely 4-) lobed; lobes triangular, acute. Disk 
cupular, with 4-5 marginal protuberances alternating with the calyx- 
segments. Ovary 3-celled, cells 1-ovuled ; styles 3, free, lacerate at the 
tips.—A shrub or tree, with stout branches. Leaves alternate, firmly 
membranous, sessile. Male flowers in racemes fascicled on swellings on 
the branches, subtended by concave bracts. Female flowers in axillary 
racemes, 
A single endemic species. 
1. ©. usambarica, Pax in Engl. Jahrb. xxvi. 328. A shrub or 
small tree 12-30 ft. high; bark yellowish. Leaves sessile, spathulate- 
lanceolate, acuminate, base auriculate-subcordate, margin faintly toothed, 
12-14 in. long, 3 in. wide beyond the middle, narrowed to 3 in. above 
the slightly widened base, penninerved, firmly membranous, dull green 
above, paler beneath, glabrous on both surfaces; stipules 0. Flowers 
dirty white. Male racemes 14-2 in. long, fascicled on old wood ; rhachis 
pubescent ; pedicels pubescent, jointed a little above the base, 14-24 lin. 
long ; bracts small, ovate, acute, pubescent. Calyx usually 9- (rarely 4-) 
partite, glabrous, hyaline. Stamens 12-15; filaments slender, glabrous. 
Disk-glands oblong, uniformly distributed over the disk. Female 
racemes axillary, solitary, pendulous, 23-3 in. long; rhachis, pedicels 
and bracts as in the males. Calyx usually 5- (rarely 4-) pare? 
segments triangular, acute, herbaceous, pubescent externally. Dis 
