Uapaca.] cxxii. euphorbiace,*: (hutchinson). 637 



young. Leaves obovate or obovate-elliptic, rounded at the apex, more 

 or less cuneate at the base, 3-10 in, long, 2-5J in. broad, rigidly and 

 ratlier thinly coriaceous, margins often undulate, slightly rough on the 

 upper suiface, floccose-pubescent below ; lateral nerves 18-1 J) on each 

 side, in the older leaves diverging almost at right angles from the mid- 

 rib, indistinctly looped almost at the margin, usually undivided, raised 

 on the lower surface ; tertiary nerves indistinct, more or less parallel ; 

 petiole very stout, up to 'd lin. in diam. and J in. long, shortly 

 pubescent or glabrous. Male flower-heads borne on the previous year's 

 growth, in fascicles : pedur)cles glabrescent, J-2 in. long. Bracts of 

 the involucre 5-G, broadly elliptic, :^-4 lin. long, 1 J-2 lin. broad, mem- 

 branous, glabrous, margin slightly undulate. Calyx membranous, 

 irregularly lobed ; lobes tiliform, glabrous. Filaments short, glabrous. 

 Rudimentary ovary obconic, truncate, pilose towards the top. Female 

 flowers : Peduncle about 3 lin. long, sparingly pubescent. Bracts of the 

 involucre as in the male. Calyx cupular, very small, and shortly lobed, 

 coriaceous, glabrous. Ovary 4-celled, ovoid, 2 J lin. in diam., whitish- 

 tomentose, almost hidden by the reflexed spreading styles ; styles 4, 

 reflexed, fan-shaped, lobed to the middle, 2 J lin. long, 3 lin. broad, 

 lobes numerous, linear, subterete. Fruit subglobose, 3-4-celled, 

 about 1 in. in diam., glabrous when mature; exorarp J lin. thiclN, 

 crustaceous. Pyrenes deeply grooved on the back. — Miill. Arg. in DC. 

 Prodr. XV. ii. 491 ; Pax in Engl. Pfl. Ost-Afr. C. 237, and in Engl. 

 Jahrb. xxxiv. 370; S. Moore in Journ. Linn. Soc. xl. 194. (/. Gtetzei^ 

 Pax, I.e. xxviii. 418, xxx. 338. U. kirkiana, var. Gcetzei^ Pax, I.e. 

 xxxiv. 370. 



XHozamb. Slstr. Geiniiin East Africa: Usagai-a, Busse, 195! Ui'rroni, 

 Busse, 1244. Uhohe, Frittuuiz S( Gaffron, 69, Goetze, 598. Nyjisaland : Sliire 

 Highlaiuls, 5wr/m;iaw, 103! 234! 33i>, 429 ! Portuguese East Africa : lu-ar Soche, 

 MaiiijatijaCouutry, ^i>^ .' Rhodesia: nortli of Broken Hill, .<4//<'», 446 ! Melsetter 

 district. ; Yuujiunyaua, 4000 ft., Johnson, ^2^ ! near Cliii'inda, Sivt/mierton, 49 ! 



Pax quotes Buchanan, 234^ under var. Goetzei, but it does not apjjcar to differ from 

 Kirk's specimen, wliich is the type of the species. 



5. U. benguelensis, Milll. Arg. in Journ. Bot. 1804, 332, partly. 

 A tree, usually branched from the base ; branchlets stout, pubeiulous. 

 Leaves often crowded towards the ends of the branchlets, obovate or 

 elliptic, rounded at the base and apex, or sometimes very slightly cuneate 

 at tlie base, but not decurrent on the petiole, 3-r) in. long, 2-3 in. broad, 

 rigidly coriaceous, scaly on the upper surface, floccose-pube.-cent below, 

 distinctly lepidote, especially below ; lateral nerves 8-1 2 on each side, 

 very prominent and sharp on the lower side, very indistinctly looped 

 almost at the margin ; tertiary nerves parallel and rather close, not 

 visible above, very faint below ; petiole |-1 in. long, nearly glabrous. 

 Male flowers not seen. F'emale flowers very shortly pedunculate, 

 l^racts of the involucre oblong, obtuse, about 4 lin. long and 2 lin. broad, 

 coriaceous, adpressed-pubescent on the outside. Calyx irregularly 

 loberl, pilose on the outside. Ovary 3-celled, densely pubescent ; styles 

 3, reflexed and covering the upper half of the ovaiy, much laciniated, 



