320 122. EUPHORBIACEAE 



88. Flowers monoecious, in spikes or tascicles. Petals short. Rudimentary 



pistil 3-lobed. Stigmas thick. Seeds solitary in each cell, exalbuminou-, 

 with thick-fleshy cotyledons. Trees or shrubs. — Species 6. Tropics. 



Amanoa Aul)l. 

 Flowers dioecious, in panicles. Fruit a loculicidal capsule. Trees. . Sg 



89. Panicles terminal. Petals small. Disc of the male flowers of separate 



glands. Rudimentary pistil obconical, flattened at the top. Seeds with 

 a spongy coat, scanty albumen, and flat cotyledons. — Species 2. 



Equatorial regions Megabaria Pierre 



Panicles axillary. Petals large. Disc of the male flowers cupular. Rudi- 

 mentary pistil narrowed above. Seeds with copious albumen. — ■ 

 Species i. Equatorial West Africa Centroplacus Pierre 



90. Stamens inserted upon a prolonged, stalk-like receptacle. Petals shorter 



than the sepals. Disc and ov^ary densely woolly. Seeds with scanty 

 albumen and folded cotyledons. Shrubs. Flowers dioecious, the 

 male ones fascicled, the female solitary. — Species i. South x\irica. 



Lachnostylis Turcz. 

 Stamens inserted upon a receptacle which is not stalk-like 91 



91. Stamens inserted upon the disc. Seeds exalbuminous, with folded cotyle- 



dons. Trees or shrubs. Flowers in fascicles. — Species i. Equatorial 



West Africa. {Pentabrachium Muell. Arg.) . . . Actephila Blume 



Stamens inserted inside the disc round the rudimentary pistil. Seeds 



with copious albumen 92 



92. Male flowers without a corolla, with 4 sepals and 6 stamens. Female 



flowers with 2 sepals and 5 petals. Flowers dioecious, the male in 

 glomcrules, the female solitar}'. Shrubs or trees. — Species i. West 



Africa (Congo) Neochevaliera Beille 



Male flowers with a corolla, rarely without, but then with 5 sepals and 5 

 stamens. Flowers dioecious, the male in spikes racemes or panicles, 

 or monoecious 93 



93. Lobes of the disc alternating with the petals. FTowers monoecious, in glo- 



merules or the female solitary. Shrubs. — ■ Species 8. Madagascar and 



neighbouring islands. (Under Savia Willd.) . . Petalodiscus Baill. 



Lobes of the disc opposite the petals. Male flowers in spikes, racemes, or 



fascicles 94 



94. Flowers monoecious. Anther-halves adnate lengthwise. Rudimentary 



pistil of the male flowers columnar or 3-partite. Styles short. Herbs, 



undershrubs, or shrubs. — Species 6 Andrachne L. 



Flowers dioecious. Anther-halves at first suspended from the thick con- 

 nective. Rudimentary pistil thick, usually obovate. Styles long. 

 Shrubs or trees. — Species 9. West Africa and Madagascar. 



Thecacoris Juss. 



95. (83.) Leaves digitate. Male flowers in glomerules, with a 5 — 8-partite 



calyx. Trees. [Subtribe bischofiinae.] 96 



Leaves simple, undivided 98 



