936 CXXII. EUPHORBIACEE (PRAIN). [Macaranga. 
De Wild. Etudes Fl. Bas- et Moyen-Congo, ii. 283; Th. & Hél. Durand, 
Syll. Fl. Congol. 496. J. angolensis, Hiern in Cat. Afr. Pl. Welw. i. 
981, second section, not of Miill. Arg. 
Upper Guinea. Southern Nigeria: Oban, Zalbot, 112! 1377! 14381! 
Cameroons; Bipinde, Zenker, 13815! 2178! 21784! 2821! 
Lower Guinea. Angola: Bamba, Monteiro! Ambriz, Welwitsch, 451! 
South Central. Belgian Congo: Equatorial district, Eala, Pynaert, 1491; 
Ikenge, Huyghe ; Lualaba-Kasai district; Mukenge, Pogge, 1391! 
4. M. heterophylla, Mill. Arg. in DC. Prodr. xv. ii. 993. A 
shrub or tree reaching 20 ft. in height; branches armed with spines, 
at first rusty-pubescent. Leaves long-petioled, rounded-ovate, deeply 
5-lobed, less often 3-lobed, lobes oblong, long-acuminate, margin 
sinuately toothed, base wide-cordate, 12 in. long, nearly as wide, firmly 
membranous, glabrous on both sides when mature, gland-dotted_ be- 
neath, with a pair of marginal glands at the junction with the petiole ; 
petiole 8 in. long; stipules large, triangular, firm, 1} in. long, persistent. 
Male flowers in axillary panicles; bracts triangular, keeled, subtending 
several flowers; bracteoles ovate-triangular, laciniate. Stamens 3; fila- 
ments united at the base. Female flowers in axillary racemes; bracts 
as in the males, subtending 2-3 flowers. Sepals 4, ovate-triangular. 
Capsule 2-celled. Seed ovoid.—Hiern in Cat. Afr. Pl. Welw. i. 981. 
M. Schweinfurthii, Cummins in Kew Bulletin, 1898, 79; not of Pax. 
M. quinquelobata, Beille in Bull. Soc. Bot. France, lv. Mém. viii. 78. 
Mappa heterophylla, Mill. Arg. in Journ. Bot. 1864, 336. Tanarius 
heterophyllus, O. Kuntze, Rev. Gen. Pl. ii. 620. 
Upper Guinea. Senegambia: between Diangon and Sindialone, Chevalier, 
15770! French Guinea: Fouta-Jalon, near the Konkouré River, Chevalier, 14751! 
between La Santa and Timba, Chevalier, 12596! Kouria, Chevalier, 15003! Sierra 
Leone: forests of Sugarloaf Mountain, Don! Barter! Welwitsch, 464! route 
to Lester Peak, Scott-Hlliot, 3835! Scarcies River, near Buya-Buya, Scott-Elliot, 
4767! Ivory Coast: Bingerviile district; Abidjean and Dabou, Chevalier, 15250! 
Agneiby Valley, Voguié, Chevalier, 17136! Gold Coast: Ashanti, Cummins, 132! 
5. M. dibeelensis, De Wild. Etudes Fl. Bas- et Moyen-Congo, 
ii, 281. A small tree; branches often armed with spines, at first 
densely pubescent. Leaves long-petioled, rounded-ovate, 3-lobed, lobes 
acuminate, margin irregularly toothed, base cordate, 5-13 1n. long, 
nearly as wide, subcoriaceous, pubescent on both sides, especially on 
the nerves, gland-dotted beneath, with a pair of marginal glandular 
recesses at the junction with the petiole ; petiole 3-8 in. long ; stipules 
lanceolate, acute, nearly Lin. long, caducous. Male flowers in axillary 
panicles ; bracts ovate or obovate, toothed at the tip, subtending many 
flowers. Female flowers unknown.—Th. & Heél. Durand, Syll. Fl 
Congol. 495. 
South Central. Belgian Congo: Kasai; Dibele, Laurent, Flamignt, 189; 
Equatorial district ; below Bolumbo, Laurent. 
6. M. occidentalis, Mull. Arg. in DC. Prodr. xv. ii. 994. ha 
30-50 ft. high; branches stout, brown-pubescent., Leaves long-petioled, 
