Croton. | " CXXIL, EUPHORBIACEE (HUTCHINSON). 758 
4~6-partite; segments entire, bifid or trifid, glabrous above, slightly 
puberulous on the back towards the base. Capsule trilobed, 5 lin. 
Jong and in diam., covered with yellow fimbriate scales. Ripe seeds 
not seen.—Miill. Arg. in DC. Prodr. xv. ii. 515; Pax in Engl. Pfl. 
Ost-Afr, C. 237; De Wild. Etudes Fl. Bas- et Moyen-Congo, ii. 278. 
C'. welwitschianus, Mill. Arg. in Journ. Bot. 1864, 338, and in DO. 
Prodr. xv. ii. 515; Hiern in Cat. Afr. Pl. Welw. i. 970; De Wild. & 
Durand in Bull. Herb. Boiss. 2me sér. i. 47; Th. & Hél. Durand, 
Syll. Fl. Congo. 481. CO. Antunesii, Pax in Engl. Jahrb. xxiii. 523, 
and in Baum, Kunene-Samb. Exped. 282. (C. amabilis, N. E. Br. in 
Kew Bulletin, 1909, 140, not of Miill. Arg. 
Lower Guinea. Lower Congo: Kisantu, Gillet, 320. Angola: Huilla, 
Welwitsch, 341! Antunes, 178, 298, 709! Jonkoa Mountain, near the mouth of 
the River Longa, Baum, 556! Cazengo, Gossweiler, 4909! German South-west 
Africa: Ombalambuenge, Rautenen, 18! Amboland, Rautanen, 308 ! 
Mozamb. Distr. Portuguese East Africa: Sena, on the Zambesi, Kirk (2)! 
British Central Africa: Khodesia; Victoria Falls, Allen, 418 (partly)! Rogers, 
5146! Ngamiland: Kwebe, Lugard, 33! 246! Mrs. Lugard, 35! and without 
precise locality, Baines ! 
South Central. Belgian Congo: Welle district ; Donge village, Seret, 594. 
15. ©. Mubango, Mill. Arg. in Journ. Bot. 1864, 338. An 
elegant tree, 12-20 ft. high; trunk 6-12 in. in diam.; head widely 
spreading, depressed at the top, dense; branches spreading ; branchlets 
drooping, longitudinally sulcate, lepidote and slightly stellate-pubescent. 
Leaves ovate-elliptic, subcaudately or gradually acuminate, cordate and 
with 2 large glands at the base, 24-64 in. long, 14-3} in. broad, 
entire, thinly and rigidly chartaceous, minutely stellate-puberulous and 
dark-coloured on the upper surface, scaly and grey below, sometimes 
with a few stellate hairs on the midrib and lateral nerves; lateral 
nerves 14-18 on each side of the midrib, spreading, branched and 
fading before reaching the margin, prominent below; veins invisible ; 
petiole 1-3 in. long, scaly and shortly stellate-pubescent, channelled 
on the upper side; stipules 4—5-partite, segments linear, subterete, 
4~5 lin, long, stellate-pubescent. Flowers moncecious, about 4 lin. 
in diam. Racemes 3-8 in, long; pedicels stout, spreading, 3 lin. long, 
scaly; bracts smal]. Male flowers: Sepals 5, triangular, obtuse, 2 lin. 
long, 1} lin. broad, coriaceous, scaly outside, tomentose within. Petals 
45, rhomboid-elliptic, 24 lin. long, 12 lin. broad, subcoriaceous, entire, 
‘Sealy Outside, subtomentose within. Stamens about 30; filaments 
flattened, minutely papillose on the margin; anthers 1 lin. long. 
Receptacle pubescent. Female flowers: Sepals and petals as in the 
male. Ovary depressed-globose, scaly; styles short, depressed, con- 
tiguous, bifid. Fruits subglobose, in. in diam., scaly. Seeds ? in. 
long, nearly 3 in. broad ; testa dull-brown when dry.—Miill. Arg. in 
DC. Prodr. xv. ii. 514; Ficalho, Pl. Uteis, 251; Hiern in Cat. Afr. 
Pl. Welw. i. 969; De Wild. & Durand in Bull, Herb. Boiss. 2me sér. 
1. 836, and Relig. Dewevr. 208; De Wild. Miss. E. Laurent, 128, and 
