Euphorbia.'] cxxii. EUPHORBiACEiE (hrown). 551 



a calyx at its base, seated on a pubescent pedicel about as long as the 

 involucre ; styles broken oflf, but united into a column for at least 1 J lin. 

 and according to the figure with spreading bifid arms. — Pax in Bull. 

 Herb. Boiss. vi. 741, 742. 



Nile 3band. Somaliland : Alil Mountains, 5000-6500 ft., Hildehrandt, 870! 



Described from the type, in the Berlin Herbarium. According to Hildebrandt, 

 the bark of this shrub is boiled for some hours and the extract used ns an arrow 

 poison. 



93. E. sepium, iV". E. Br. A shrub. Branches terete, forking, 

 glabrous, perhaps subfleshy at the young parts, |-3 lin. thick in tlie 

 specimens seen, densely leafy at the tips, naked below. Leaves alternate, 

 1-2 in. long, lJ-3 lin. broad, linear, somewhat abruptly acute, tipped 

 with a short hair-like point, shortly tapering at the sessile base, entire, 

 glabrous on both sides, with the midrib scarcely or but slightly prominent 

 beneath, drying pale green, those immediately around the involucre 

 yellow. Involucre solitary, terminal, on a stout peduncle about 1 lin. 

 long, broadly and shallowly cup-shaped, o-8J lin. in diam., minutely 

 puberulous outside, glabrous within, with 5 glands and 5 transversely 

 rectangular fringed lobes; glands 1-1 J lin. broad in their greater 

 diam., transversely oblong or elliptic, entire, yellow. Ovary (immature) 

 densely pubescent or subtomentose, articulated to a pedicel as long as 

 the involucre, without a calyx at its base, probably finally exserted ; 

 styles J lin. long, free, erect, rather stout, entire. 



Upper Guinea* Senegambia : in hedges, wild in Sor Island, Bninner, 21 ! 

 Togo, Kersting, 739 ! Northern Nigeria : Katagum District^, Dalziel, 320 ! 

 Called " Taro** by the natives and used as a hedge-shrub. 



94. E. Rogeriy N. E. Br. A much-branched shrub, woody below, 

 succulent at the younger parts, naked, bearing leaves at the ends of the 

 young branches only, without spines, glabrous. Stems or main branches 

 |-| in. thick; younger branches lJ-4 lin. thick, terete, forking and 

 often somewhat tortuous. Leaves alternate, sessile, deciduous, thin, 

 J-lJ in. long, 1-3 lin. broad, linear or linear-lanceolate, narrowing 

 tov/ards the base, obtuse and apiculate or acute, glabrous on both sides. 

 Involucre terminal, apparently solitary, 2^-3 lin. in diam., only one 

 seen, with the glands and lobes broken ofi'. Capsule just exserted from 

 the involucre, J in. in diam., subglobose, pubescent ; styles not seen. 

 Seeds (immature) globose, IJ lin. in diam., smooth. 



Upper Guinea. Senegal : in the sands on the heights of Lanipsar and of 

 Maka, Roger .' and without precise locality, Farmar, 54 ! 



Also from Cape Juby, so that it probably extends along the coast north of the 

 tropic to or beyond that point. 



95. E. balsamea, Welw. ex Jlieni hi Cat. J Jr. PL Welir. i. 951. 

 A fleshy perennial shrub 1^-3 ft. high, much branched from the ba^e, 

 glabrous, very glaucous. Primary stem about 1 in. thick ; young 

 branches tapering upwards, becoming leafless; flowering branches forking 

 alternately, forming a lax flat- topped corymb-like cyme, 4-0 in. in diam. 



