51)0 cxxii. EUPHOUBIACE.E (brown). [Eupho7'bia. 



cells glabrous, with 3 fleshy reflexed calyx-lobes at the base li-2| lin. 

 lon<',' cut to the middle into about 8 filiform segments. Seeds slightly 

 compressed, subglobose, about 1^ lin. in diam., smooth, with a slight 

 dark brown furrow along one margin, dark brown, faintly dotted with 

 lii'hter brown and with a lighter brown margin to the obtuse edge 

 formed by compression. 



Nile land. Sudan: nenr the Balir-el-.Tebel, Muriel, E! I 



Descr bed from a small hriuich and some fruiting cymes, accompanied by nn 

 excellent ])hi)tognipb. Besides the difference in the bninehes, the long cyme-peduncles 

 and small fruit readily distinguish this from its allies. 



170. E. grandis, Letn. III. I/ort. iv. Miscell. 101, 107. Arborescent, 

 15-20 (or probiibly more) ft. high, leafless, spiny. Branches fleshy, 

 usually whorled, curved-ascending or suberect, usually 6- (sometimes 5-) 

 atif^led, 3-8 in. in diam. and 1-5 in. from angle to angle, constricted 

 into elliptic or more or less conical joints mostly 3-8 but sometimes up 

 to 18 in. long, glabrous, deep green ; angles wing-like, with triangular 

 or ultimately broadly concave channels |-1J in. deep between them, 

 even or verv faintly sinuate-toothed along the margins. Leaves rudi- 

 mentary, scale-like, 1-1 J lin. long, deltoid- ovate, acute, with smaller 

 obtuse scMle-like stipules at their base, soon deciduous. Spines usually 

 i-3 lin. long, sometimes nearly obsolete, in pairs 5-11 lin. apart, 

 diver<nn<', on rhomboid-orbicular or rhomboid-ovate horny shields 2-3 

 lin. lop'^ and 2-2 J lin. broad, both spines and shields at first green, 

 becoming light rusty-brown and finally grey. Flowering-eyes touch- 

 ing the ape.K of the shields. Flowers and fruit not seen. — E. ahys- 

 slnica, Lem. 111. Hort. iv. Mi.scell. 71, 101, 107, not of Gmelin or 

 Raeuschel E. r id i ar (liana, Baill. Adansonia, i. 105. E.neutra, Berger, 

 Sukk. Euphorb. 71. 



lO'lle land. Abyssin :•, introduced into cultivation by Pelit and Quartin- 

 Dillon ; descrilifd fr-.m a living plant cultivated at Kew for many years under the. 

 name of E. ahi/xsinica ! 



171. E. intercedens, Pax in Engl. Jahrh. xxxiv. 75. A succulent 

 spiny leafless tree 12-25 ft higli, with a trunk -IJ-lOft. high. Branches 

 ]i-2 in. in diam., 4-angled, slightly constricted at distant intervals, 

 with a central solid part J-J in. thick, glabrous; angles much com- 

 pressed, wing-like, shallowly sinuate-toothed, with a continuous horny- 

 margin. Spines 1-3 (4, Pax) lin. long, in pairs 5-8 lin. apart, hori- 

 zontally diverging, grey. Flowering-eyes 1^-2 lin. above the base of 

 the spine-pairs. Involucres in cluhter-*, crowded along the angles at 

 the tips of the branches, nearly sessile, about 2| lin. in diam., cup shaped, 

 with 5 contiguous transverse entire glands. 



Mozamb. Ststr. Germ;in East Africa: on theluwer ])art of Mbalu Mountain, 

 Engler, 1-472B ! 



Of this I have only seen a photogra) h of the tyiie. 



172. E. Reinhardtii, Volkens in Xotizhl. Eoniyl. Bat. Gart. Berlin, 

 ii. 2G3. A tree 40-50 ft. high, with a trunk 12-15 in. thick, branching 



