628 CXXII. EUPHORBIACEE (HUTCHINSON). | Megabaria, 
bracts at the base of each spikelet coriaceous, very broadly ovate, rounded 
at the apex, about 1} lin. broad, ciliate and puberulous; spikelets with a 
puberulous stalk up to 2 lin. long ; bracts surrounding the flower several, 
densely puberulous. Calyx 5-partite ; lobes broadly ovate, obtuse, $ lin. 
broad, membranous towards the margin, very sparingly and minutely 
puberulous outside, margin shortly ciliate. Petals small, more or less 
elliptic or obovate, 2~3-toothed towards the apex. Stamens 5; filaments 
equalling the petals; anther-cells parallel. Disk-glands glabrous. 
Rudimentary ovary columnar, expanded at the top, glabrous. No 
young female flowers seen. Fruiting panicles up to 6 in. long; axis 
angular, suleate, minutely puberulous. Capsules subsessile or shortly 
pedicellate, ellipsoid, ? in. long, about 74 lin. in diam. ; exocarp crusta- 
ceous, } hn. broad; endocarp thin and horny. Seeds ellipsoid, about 
3 in. lovg, 5 lin. broad, red, shining—De Wild. Etudes Fl. Bas- et 
Moyen-Congo, ii. 284, name only; Th. & Hél. Dur. Syll. Flor. Congel. 
497, name only. 
Upper Guinea. Cameroons: Bipinde, Zenker, 1083! 2572! 2603! 2846! 
3556! 
Lower Guinea. Gaboon: Bata, 7riiles, 157! Spanish Guinea: Nschadum, 
Tessmann, 285! Alen, Tessmann, 138 ! ; 
South Central. Belgian Congo: islands in the Lulanga River, Dewevre, 
856. Kala, Laurent, 2035. Bolombo, Laurent. 
2, M. ugandensis, Hutchinson in Kew Bulletin, 1910, 57. - 
forest tree, 50 ft. or more high; branchlets rather stout, glabrous. 
Leaves usually clustered towards the ends of the branchlets, broadly 
elliptic or ovate-elliptic, obtuse or shortly acuminate, rounded or very 
slightly cuneate at the base, 3~11 in. long, 2-6 in. broad, chartaceous 
or thinly coriaceous, glabrous and dull on both surfaces ; lateral nerves 
6-14 on each side, arcuate, tapering and branched towards the aan A 
prominent on the lower surface ; tertiary nerves reticulate, lax, sats 
below ; petiole 4-6 in. long, terete, glabrous, thickened and wrinkle 
at the apex; stipules present only on the very young shoots, sess. 
obtuse, 2 lin. long, 3 lin. broad, with a distinct midrib, eget 
towards the margin, glabrous. Male inflorescences pentane: 
panicles crowded at the ends of the branchlets; axis of each sate 
6-8 in. long, somewhat angled, slightly sulcate, glabrous ; bracts Sy 
broadly ovate-triangular, the largest about 2 lin. long and 1} er 
broad, membranous towards the margin, glabrous ; primary branches © 
each inflorescence slender and elongated, the lower ones up to 44 ” 
long; spikelets stalked or sessile, up to } in. long, with a nen 
bract at the base of each. Calyx 5-partite; lobes broadly on he we 
branous, glabrous. Petals 5, small, elliptic, membranous, gla ri 5, 
Stamens 5 ; filaments twice the length of the sepals. : Disk-glan oe 
alternating with the stamens, fleshy, glabrous. Rudimentary ovale 
columnar, thick, flattened and expanded at the top, glabrous. ‘inealt 
inflorescence a panicle of racemes ; bracts as in the male ; flowers © ah 
pedicellate, pedicels elongating in fruit. Calyx and petals ~ ted 
male. Disk shortly cupular, ondulately lobed, glabrous. — 
