772 CXXII, EUPHORBIACEE (HUTCHINSON). | Croton. 
_ , Mozamb. Distr. Rhodesia: Gazaland; Chirinda forest, Swynnerton, 4! 
Occurs also in Natal. 
38. C. macrostachys, Hochst. ex A. Rich. Tent. Fl. Abyss. ii. 251. 
A tree up to 30 ft. or more; branchlets slightly sulcate, pubescent. 
Leaves ovate, shortly and obtusely acuminate, rounded or cordate at the 
base,. 14-4 in. long, 1-3 in. broad, crenulate, thinly and rigidly char- 
taceous, shortly stellate-puberulous on both surfaces, at length nearly 
glabrous, with 2 or 4 coriaceous shortly stipitate glands at the base 
below, 5-7-nerved at the base, remaining lateral nerves 4-7 on each 
side, raised below ; veins rather close, but not prominent; petiole up to 
2} in. long, tomentellous; stipules linear, 2-3 lin. long, glabrescent, 
deciduous. Flowers normally diccious or at least on separate shoots or 
sometimes a few females accompanying the males. Male inflorescence 
up to 10 in. long, many-flowered; axis tomentose; bracts small, pu- 
bescent ; pedicel up to } in. Jong, tomentose. Sepals 5, ovate or ovate- 
triangular, obtuse, 1} lin. long, 2 lin. broad, pubescent on both sides. 
Petals oblong-oblanceolate, obtuse, densely villous on the margin and 
within, 14 lin. long, } lin. broad. Disk-glands hairy. Stamens 15; 
filaments sparingly villous in the lower part. Receptacle villous with 
rather long interlacing hairs. Female inflorescences up to 4 in. long; 
bracts subulate-linear, subcoriaceous, about 2 lin. long, stellate-pubescent 
or nearly glabrous. Female flowers subsessile: Sepals 5, lanceolate or 
ovate-lanceolate, obtuse, 2 lin. long, 1 lin. broad at the base, subcoria- 
ceous, shortly stellate-pubescent outside, hirsute on the margin, stellate- 
pilose within. Petals absent. Disk fleshy, puberulous. Ovary slightly 
trilobed, densely covered with fringed scales ; styles bipartite, spreading, 
segments linear, slightly pubescent on the back. Capsule slightly tr- 
lobed, } in. in diam., tomentellous. Seeds broadly ellipsoid, about 3 lin. 
long and 3 lin. broad ; testa slightly wrinkled, shining.—Schweinf. Beitr. 
Fl. Aethiop. 35; Miill. Arg. in DC. Prodr. xv. ii. 528; Oliv. in Trans. 
Linn. Soe. ser. 2, ii. 349 ; Pax in Engl. Pf. Ost-Afr. C. 237, and in Engl. 
Jahrb. xxviii. 419; Schweinf. in Bull. Herb. Boiss. vii. App. 1. 305 ; 
Rendle in Journ. Linn. Soc. xxxvii. 211. C. acwminatum, R. Br. in Salt, 
Abyss. App. iv. p. lxv. Rottlera Schimperi, Hochst. ex A. Rich. Le. 
Nile Land. Eritrea: near Saganeiti, Schweinfurth & Riva, 1750S 
Abyssinia: Chahague, Quartin-Dillon, 92! Shoioda Mountain, Schimper, 196 ! 
near Shoata, Schimper, 1134! near Jelajeranne, Schimper, 1665! near Adowa, 
Steudner, 999! West Sidamo, Drake-Brockman, 206! and without hp 
locality, Schimper, 184! Plowden! British East Africa: Mombasa, Wakefield ! 
Fort Hall district, Battiscombe, 15! Uganda: Buddu,’ Dawe, 278! Mabire 
Forest, Dawe, 181! Western Ankole, Dawe, 408! Entebbe, Brown, — 
Buvuma Islands, Lake Victoria, Bagshawe, 648! Usoga, Scott-Elliot, 7204! 
Wimi, Ruwenzori, Scott-Elliot, 7844! 
South Central. Belgian Congo: Monbuttu; Munza, Schweinfurth, 3410! 
Mozamb. Distr. German East Africa: Kilimanjaro, Johnston - sre ? 
Ukano Mountain, Goetze, 691! Portuguese East Africa: near Mingazi, Kir de 
British Central Africa: Nyasaland; Shire Highlands, Buchanan, 70! Near 
Cameron, 10! and without precise locality, Buchanan, 209! 1058! 
