614 cxxii, EUPHORBiACEiE (hutchinson). [liridelia. 



3. B. scleroneuroides, Pax in Engl. Jahrh. xv. 532. A shrub 

 10 ft. high, with drooping branches; branchlets clothed with yellowish 

 hairs. Leaves oblong, oblong-elliptic or lanceolate-oblong, obtuse or 

 subacute, deltoid or rounded at the base, 1-5 in. long, J-2J in. 

 broad, rigidly coriaceous, pubescent above when young, softly and 

 densely pubescent beneath ; lateral nerves continued to the margin, 

 9-15 on each side, prominent below ; tertiary nerves wavy, more or less 

 prominent below; veinlets forming a very close, prominent network 

 beneath ; petiole 2-4 lin. long, tomentose, at length glabrescent ; stipules 

 linear-lanceolate, about 2J Hn. long, pubescent. Bracts broadly ovate, 

 pubescent on the outside. Male flowers subsessile : Sepals ovate, sub- 

 acute, obtuse, } lin. long, J lin. broad, glabrous. Petals broadly ovate, 

 toothed at the apex. Disk conspicuous. Rudimentary ovary bilobed. 

 Female flowers : Sepals as in the male. Petals elliptic-ovate, thick, 

 slightly bifid. Disk enclosing the ovary. Ovary ovoid, glabrous ; styles 2, 

 bifid, thick at the apex, glabroirs. Fruits 2-celled, globose, 3 J lin. in 

 diam. — Pax in Engl. Pfl. Ost-Afr. C. 237. B. scleroneuroides, \Sii.ti/pica, 

 Gehrm. in Engl. Jahrb. xli. Beibl. 95, 32. B. Faxii, Gehrm. I.e. 

 31. B. angolensis, var. nitida, Beille in Bull. Soc. Bot. Fr. xl. Mem. 

 viii. 70. 



irortb Central. Upjier Ubangi Re^'ion : Bagas Country ; by the Tomi River, 

 Chevalier, 5596 ! 



Wile Iiand. Sudan: near Jebel Elira, Broun, 1368! Jur : Jur GliattHs, 

 Schweinfvrih,Ud6\ 1536! 1844! K'lch : AdorXiWugo, Fetherick / Ugaiidn : Mwdi, 

 Speke c$- Grant! Nyainwaniba valley, Kuwenzori, 8000 ft., iScott-Elliot, 8035! 

 Usoga district, Seoti-ElUot, 7250! and without precise locality, Dau^f, 442 ! 12 dayn' 

 inarch fioin Muniias, IVhyte ! 



Mozamb. Dlstr. Gennan East Africa : Ukerewe Island, Lake Victoria, 

 Conrad, 172 I 



4. B. scleroneura, Mull. Arg. in Flora, 1864, 515. A tree up to 

 40 ft. high ; branchlets sparingly pubescent, becoming glabrous. Leaves 

 oblong or oblong-lanceolate, subacute, slightly rounded at the base, 

 2-4^ in. long, 1-2 in. broad, thinly coriaceous, glabrous or slightly pubes- 

 cent above, glabrescent or very sparingly pilose on the lateral and tertiary 

 nerves beneath ; lateral nerves extending to the margin, slightly oblique, 

 11-14 on each side ; tertiary nerves somewhat lax, often wavy ; veinlets 

 slightly prominent ; petiole 2-3 lin. long, slightly wrinkled, very shoVtly 

 pubescent ; stipules caducous. Male buds nearly glabrous. Female 

 flowers : Sepals ovate, slightly acuminate, 1 lin. long, glabrous or pubes- 

 cent towards the base. Petals elliptic-lanceolate, subacute at both ends, 

 J lin. long, slightly toothed in the upper half. Disk bottle-shaped, 

 wholly enveloping the ovary, slightly loi9ed at the apex, glabrous outside. 

 Ovary ovoid, glabrous ; styles 2, bifid. Fruit 2-celled, globose, shortly 

 stipitate an<i contracted at the base, 3-4 lin. in diam. Seeds flattened 

 or very slightly concave on the inner side. 



Upper Guinea. Northern Nigeria : Nupe, Barter, 908 ! Lokoja, Balziel, 162a ! 

 Yola Province, Balziel, 162 ! Shau; 61 ! Southern Nigeiia: Onitsa, Barter, 577 ! 

 Mr. Shaw states that the roots are used in medicine by the natives of Yola. 



