716 cxxii. EUPHORBiACE^ (hutchinson). [Phi/llanthits. 



DC. Prodr. xv. ii. 409 ; Hiern in Oat. Afr. PI. Welw. i. 960. P. 

 Niruri, var. genuimm, Beille in Bull. Soc. Bot. France, Iv. Mem. viii. 58, 

 partly, not of Miill. Arg. Diasperus niruroides, O. Kuntze, Rev. Gen. 

 PI. ii. 600. 



Upper Guinea. Kiench Guinea: Kouria, Caille, 14839! Sierra Leone: 

 near Kreutown, Welwitsch, 316 ! Kambia, on the Scarcies River, Scott-Elliot, 

 4346! Togo: WmsAxohe, Baumann, 144 psirtly ! Southern Nigeria : Old Calabar, 

 Holland, 44 ! L'amoi oons : Belltown, Dinklage, 128 ! 



Xiower Guinea. Gaboon: Sibange Farm, -So^a«x, 330 ! 



"M. P. leucocalyx, Hutchinson in Kew BaUetiny 1911,316. Stems 

 slender, woody, terete or nearly so, glabrous ; Hower-bearing branchlets 

 slender and elongated, up to in. long, terete, glabrous. Leaves oblong 

 or oblong-elliptic, conspicuously mucronate, obtuse and slightly rounded 

 at the base, 3-4 lin. long, 1-1 J lin. broad, rather thin, with recurved 

 margins, glabrous on both surt'acas ; lateral nerves 5-6 on each side, 

 distinct below, invisible above ; petiole very short ; stipules subulate- 

 filiform, about 1 lin. long, persistent. Flowers monoecious, about 3 

 males in the axil of each of the lower leaves, females solitary in the 

 upper half of the branchlets; pedicel shoit, glabrous, those of the 

 female stouter than those of the male. Male flowers : Sepals 5, obovate- 

 elliptic, with 1 broad median nerve, glabrous. Disk-glands 5, large, 

 fiat and conspicuously warted. Stamens 3 ; filaments connate into a 

 slender column ; anthers free among themselves. Female sepals larger 

 than those of the male, penninerved, obovate-elliptic, 1^ lin. long, | lin. 

 broad, glabrous. Disk thin, erenate, glabrous. Ovary globose, con- 

 spicuously warted ; styles erect, rather long, slender, bilobed ; stigmas 

 globose. Capsule \\ lin. in diam., conspicuously warted in the upper 

 half. Seeds very closely marked on the back with about 14 tine longi- 

 tudinal lines. — 1\ rotund Ifoliiis, var. lencocahj.r, M iill. Arg. in DC. Prodr. 

 XV. ii. 40G, partly. 



Nile Iiand. Ihilisli East Africa : Nyika country, near Moiiibasii, Wakefield! 



IVIozamb. Distr. Zanziliar: in cultivated fields and dry vegetalde gardens, 

 Jlildebnnid/, l{)42\\ (iernian Ka>t Africa : Vnu^nn], Sf it /thnafin, IS5 \ Hovnnia 

 IJay, Kirk ! 



Kasily distinguislied from P. rolundijulius, Klein ex Willd., Ijy the long slender 

 fityles, globose stigmas, and wartod ovary. 



35. P. microdendron, Wehn. ex Midi. Ary. in Jowrn. Bot. 1864, 330. 

 Habit somewiiat like that of a little tree (Wel/mtsch) ; stem woody, 

 terete in the lower part, fiattenod and grooved when young ; fiowering 

 branclilets subterete, up to 3 m. long, heaves ovate-elliptic or oblong- 

 elliptic, acute or subacute, Sometimes with a very sharp point, mostly 

 rounded and slightly unetjual-sided at the base, 3-8 lin. long, l|-3 lin. 

 broad, rather rigidly membranous, slightly scabrous on both Surfaces ; 

 lateral nerves 6-7 on each side, distinct ; petiole ^ lin. long ; stipules 

 subulate from a slightly broadened base, nearly 1 liii. long, glabrous. 

 F'iowers momecious, males small, geminate in the axils of the lower 

 leaves of each branchlet, females larger and solitaiy in the u])per leaves. 



