608 CXXII. EUPHORBIACE (BROWN). | Anthostema. 
rather dense, with glabrous or very minutely puberulous branches. 
Bracts 3-3 lin. long, 3-I Jin. broad, orbicular-ovate, obtuse, glabrous, 
very minutely ciliate, deciduous. Lobes of the common involucre about 
} lin. long, ovate or broadly rounded, obtuse, very minutely or somewhat 
powdery-puberulous. Involucre of male flowers about 1 lin. long, with 
free oblong segments, obtuse, acute or more or less toothed at the apex 
and with incurved margins, powdery-puberulous on the back. Perianth 
of male flowers } lin. long, cup-like, irregularly 4-toothed, ciliate. Female 
flower on a very stout pedicel 3-1 lin. long; calyx 3-1 Jin. long, 3-lobed 
nearly to half-way down, with broad deltoid-ovate acute lobes or truncate 
with 3 acute teeth, glabrous and minutely ciliate or minutely puberulous ; 
ovary glabrous. Fruit about Zin. in diam., deeply 3-lobed ; lobes nearly 
circular in outline as seen from above, very obtusely rounded.—A. Juss. 
in Ann. Sc. Nat. 1824, i. 165; Boiss. in DO. Prodr. xv. ii. 188; Stapf 
in Johnston, Liberia, ii. 648. 
Upper Guinea. Senegambia, Heudelot, 592! Liberia: Grand Bassa, 
Dinklage, 1769! Sierra Leone: Samu country near Daragbe, Scott-Elliot, 4301! 
2. A.aubryanum, Baill. Adansonia, v. 366. A tree 30-40 ft. high. 
Branches glabrous. Leaves alternate, thinly coriaceous, shining above ; 
petiole -1 in. long; blade 3-6 in. long, 7-1} in. broad, oblong, with 
nearly parallel sides to about 3 of the way up, obtusely acuminate, 
rounded at the base; midrib impressed above, prominent beneath ; 
veins numerous, nearly horizontally spreading, slightly prominent 
beneath. Cymes axillary, sessile, J} in. in diam., rather dense, glabrous 
or excessively finely puberulous on parts of the branches. _Bracts 1 lin. 
or less long and as broad or broader, broadly ovate or rounded, subacute 
or obtuse, concave, minutely ciliate. Lobes of the common involucre 
}+1 lin. long, oblong, obtuse. Involucre of male flowers about yo !- 
long, with free oblong obtuse segments, incurved at the margins, very 
minutely puberulous. Perianth of male flowers } lin. long, cup-like, 
irregularly toothed, ciliate. Female flower on a very stout pedicel 
3-3 lin. long ; perianth about 3 lin. long, 3- (rarely 4-) lobed to below the 
middle, minutely puberulous to nearly glabrous; ovary glabrous. ade 
1-1{ in. in diam., deeply 3-lobed ; lobes ovate in outline as seen from 
above, obtuse. 
Upper Guinea, Lagos: ina swamp between Ajitete and Addo, Millen, 178! 
Lower Guinea. Princes Island, Mann, 1122! Gaboon, Duparquet, 165 ; 
Aubry-Lecomte. 
8. BUXUS, Linn.; Benth. et Hook. f. Gen. Pl. iii. 266. 
_ Flowers monecious. Disc 0. Male flower: Perianth-segments 4, 
imbricate, in 2 series. Stamens 4, opposite the sepals ; filaments absent 
or present, free, fleshy ; anthers dorsifixed near the base, oblong, at length 
recurved ; cells parallel, introrse, dehiscing longitudinally. Rudimen- 
tary ovary globose (obtusely 3-lobed in some extra-African species) or 
absent. Female flower : Perianth-segments 4-6, strongly imbricate, the 
outersmaller. Ovary 3-celled; styles short, thick,usually distant from one 
