1014 CXXIJ. EUPHORBIACE& (PRAIN). [ Sapiwm. 
not glandular at the point of junction with the petiole, margin entire 
or obscurely to distinctly crenately toothed, 4—6 in. long, 13-2 in. wide, 
medium to dark-green above, paler beneath ; lateral nerves 11-12 on 
each side, secondary reticulation distinct; petiole stout, }-} in. long, 
channelled above; stipules lanceolate, acuminate, } in. long, very 
taducous. Spikes terminal on the twigs, 1-4 in. long, appearing after 
the leaves, with many rather lax shortly pedicelled male flowers above 
and usually a solitary distinctly pedicelled basal female flower, occa- 
sionally female flowers 2, or 0; male bracts short, wide, subtruncate, 
denticulate, 2-glandular at the base, each 3-5-flowered ; female bracts 
lanceolate, deciduous, 1-flowered; male pedicels distinctly articulate, 
slightly exceeding the bracts; female pedicel } in. long. Male: Calyx 
3-partite; lobes triangular, obtuse. Stamens 3, shortly exserted. 
Female: Calyx deeply 3-sect ; lobes rhomboid, acute, with a gland at 
each sinus. Ovary glabrous, with 2 long lanceolate horns on the back 
of each carpel; styles 3, shortly connate at the base. Capsule deeply 
3-dymous, when fully ripe 2 in. across, with a thin smooth or 
reticulately wrinkled epicarp and a very thick woody endocarp, break- 
ing up rather tardily into three 2-valved cocci, each coccus with a 
narrow acute appendage about } in. long. Seeds rather wide-ovoid, 
smooth, brown or mottled. Durand & Schinz, Etudes Fl. Congo, 247 5 
Th. & Hél. Durand, Syll. Fl. Congol, 500; Pax in Engl. Ptlanzenr. 
Euphorb.-Hippoman. 246, fig. 46 A. S. cornutum, var. coriaceum, 
Pax in Engl. Jahrb. xix. 115; Durand & Schinz, Etudes Fl. Congo 
247; Th. & Hél. Durand, Syll. Fl. Congol. 500; Pax in Engl. Pflanzenr. 
Euphorb.-Hippoman. 246, S. Poggei, Pax in Engl. Jahrb. xix. 115; 
Durand & Schinz, Etudes Fl. Congo, 247; Th, & Hél. Durand, Syll. 
Fl. Congol. 500. 8. aylocarpum, Pax in Engl. Jahrb. xix. 115; 
Durand & Schinz, Etudes Fl. Congo 247; Th. & Hél. Durand, Syll. FI. 
Congol. 500; Pax in Engl. Pflanzenr. Euphorb.-Hippoman. 246, 
fig. 46 B.S. oblongifolium, De Wild. & Durand, Contrib. Fl. Congo. 
- 1. 52 and ii. 57, and Rel. Dewevr 213; De Wild. Miss. £. Laurent, 141 
and in Etudes Fl. Bas- et Moyen-Congo, i. 279, and ii. 288 ; Th. & Hel. 
Durand, Syll. Fl. Congol. 500 (excl. syn. Miill. Arg. and Hiern); De 
Wild. Comp. Kasai, 342; not of Pax. S. mannianum, Pax ex Durand and 
De Wild. in Bull. Soc. Bot. Belg. xxxvii. 107, wholly ; De Wild. «& 
Durand, Contrib. Fl. Congo, ii. 57, wholly ; De Wild. Miss. E. Laurent 
141, partly (Ibali specimens only) and in Etudes Fi. Bas- et Moyen- 
Congo ii. 288, partly (Lubi specimens only); Th. & Hél. Durand, Syll. 
Fl. Congol. 500 (Sona-Gongo, Ibali, Lusambo and Lubi specimens 
only); De Wild. Comp. Kasai, 341; not of Benth. S. cornutum, 
var. Poggei, Pax, and S. xylocarpum, var. lineolatum, Pax in Engl. 
Pflanzenr. Euphorb.-Hippoman. 246, 247. 
Lower Guinea. Spanish Guinea: Nkolentangan, 1500 ft., Tessmann, dy 
334! French Congo: Nyanza Valley, Vanderyst ! Brazzaville, Brazza, 181! 182! 
Chevalier, 11186! northward from Stanley Pool, Dewévre, 711B! Lower Congo: 
Cataracts district; Sona-Gongo, Luja, 103! Stanley Pool district; near Stanley 
Pool, Demeuse, 201! Schlechter, 12540! Leopoldville, Dewévre, 478! Galiema, 
Pynaert, 124! Kisantu, Gillet, 484! Butaye ! Dembo, Gillet! Vanderyst, C15! 
