746 OXXII. EUPHORBIACEH (HUTCHINSON). [Ricinodendron. 
Upper Guinea. Sierra Leone: Bagru River, Mann, 825! French Guinea: 
Fouta Jallon, Heudelot, 857! Gold Coast: near Janbin, Johnson, 635! Aburi, 
Johnson, 448! Southern Nigeria: Calabar district, Williams, 6! Lagos; 
Yoruba, Schlechter, 12321! Cameroons: Bipinde, Zenker, 1684! 2287! 2323! 
2796! 3442! 3711! and without precise locality, Mansfield ! Preuss, 1158; 
Schorkopf, 24; Schultze, 80; Winkler, 675. Fernando Po, Mann, 229! 
Wile Land. Uganda: Semliki Forest, Dawe, 637! Budongo Forest, Dawe, 
802! 1012! 
Lower Guinea. Gaboon: Libreville, Klaine, 92,246! 568! 980! Spanish 
Guinea: Mandok, Tessmann, 357! 840! Angola: Golungo Alto, Welwitsch, 443! 
Cazengo, Welwitsch, 444! Gossweiler, 4898 ! 
Mozamb. Distr. German East Africa: Usambara; Derema, Scheffler, 207! 
Portuguese East Africa: Quilimane district, Sim, 6394. 
2. R. Rautanenii, Schinz in Bull. Herb. Boiss. vi. 744. A large 
tree with a broad crown; branchlets stout, whitish- or reddish-tomentel- 
lous when young, at length puberulous. Leaves digitately 5—7-foliolate ; 
leaflets stalked, elliptic or oblong-elliptic, obtuse, rounded or truncate 
and unequal-sided at the base, 2-44 in. long, 14-24 in. broad, glandular- 
denticulate, membranous or subchartaceous, rather dark-coloured above, 
hoary below, stellate-puberulous or tomentellous on both surfaces; 
lateral nerves 7-11 on each side, looped and branched near the margin, 
prominent below; tertiary nerves subparallel, rather lax ; petiole 2- 
in. long, about 1} lin. in diam., whitish-tomentellous ; petiolules 3-3 in. 
long; stipules small, suborbicular, toothed. Male panicles slender, few- 
flowered, up to 6 in. long, whitish- or pinkish-tomentellous ; branches 
Spreading, up to 24 in. long; bracts subulate, about 1} lin. long ; 
pedicels 2 lin. long. Sepals ovate, obtuse, 24 lin. long, 1} lin. broad, 
yellow-tomentellous. Petals connate nearly their full length, 3-33 lin. 
long, glabrous. Disk-glands quadrangular, glabrous, about } lin. broad. 
Stamens 15-16; filaments 2 lin. long, hairy in the lower part; anthers 
$ lin. long. Female panicles much shorter than the male, very few- 
flowered: Sepals 44 lin. long, 3 lin. broad. Petals the same length as 
the sepals. Disk irregularly toothed, glabrous. Ovary densely tomen- 
tose ; style bilobed, fleshy, lobes with a wrinkled stigmatic surface on 
the inner face. Fruit ellipsoid, about 1} in. long. Seeds not seen. 
Pax in Engl. Pflanzenr. Euphorb.-Cluytiex, 48, fig. 17, A-D. € 
Lower Guinea. German South-west Africa: Olukonda, Rautanen, 225! 
232! 233! Schinz, 2074; Neitsas, Dinter, 669; Goms, Dinter, 1348; Capri! 
Peak, Seiner, 35. 
Mozamb. Distr. Rhodesia: Victoria Falls, Kirk! Broken Hill, Rogers, 
8638! and without precise locality, Allen, 191! 
. 
38. CROTON, Linn.; Benth. et Hook. f. Gen. PI. iii. 293. 
Flowers monecious or more rarely dicecious. Petals usually — 
in the males, often absent from or rudimentary in the females. re 
flowers: Sepals 5, rarely 4 or 6,.valvate or slightly imbricate. he 
equal to the sepals or shorter. Disk-glands opposite the sepals, sm 
