127. AN ACARD lACEAE 337 



10. Corolla of the male flowers equalling the calyx. Disc broad, fleshy. Fila- 



ments thread-shaped. Ovary and fruit much compressed. Style 

 short, undivided, with a 3-lobed stigma. Shrubs. Leaves serrate. 

 Flowers small. Female inflorescence finally with broadened branches 

 and hardened bracts. — Species i. South Africa (Cape Colony). 



{Botryceras Willd.) Laurophyllus Thunb. 



Corolla much exceeding the calyx. Disc cup-shaped. Filaments broad. 

 Ovary and fruit sHghtly compressed. Style long, shortly 3-cleft at the 

 top. Trees. Leaves entire. Flowers rather large. — Species i. 

 Madagascar Micronychia OHv. 



11. Receptacle deeply cupular ; hence petals and stamens distinctly perigynous. 



Calyx valvate, corolla imbricate in the bud. Stamens 5 — 10. Ovary 

 sessile. Style thin. Fruit dry, indehiscent. — Species i. West 



Africa Thyrsodium Benth. 



Receptacle flattish or convex ; hence petals and stamens hypogynous or 

 nearly so. Style thick or wanting 12 



12. Petals imbricate in the bud ; sepals imbricate. Stamens 4 — 5, as many 



as the petals. Ovary and fruit with a compressed stalk. Stigma 

 sessile. Fruit sickle-shaped, dry, indehiscent. — Species i. Madagascar. 



Faguetia March. 



Petals valvate in the bud. Stamens 5 — 20, usually more than petals. 



Ovary and fruit sessile, the latter drupaceous. — Species 20. Tropics. 



Some species yield timber, gum, and edible fruits. Sorindela Thouars 



13- (7-) Ovule basal or suspended from a basal funicle 14 



Ovule suspended from the top or the flank of the cavity 16 



14. Ovule subbasal, ascending. Styles lateral, thread-shaped. Ovary com- 



pressed. Stamens 5, alternating with 2-cleft scales. Petals of the male 

 flowers longer, of the female shorter than the sepals. Sepals lanceolate, 

 enlarged in the fruit. Flowers dioecious. Leaves pinnate ; stalk winged. 



— Species i. South Africa Loxostylis Spreng, fil. 



Ovule suspended from the basal funicle. Styles terminal. Flowers 

 polygamous 15 



15. Endocarp crusty or bony, finally separating from the mesocarp. Seed- 



coat thin. Leaves alternate, usually compound. — Species 100. Some 

 of them yield timber, tanning and dyeing materials (sumac), condiments, 

 medicaments, and edible fruits ; others are used as ornamental plants. 



Rhus L. 



Endocarp leathery, not separating from the mescarp. Seed-coat thick. 



Leaves undivided, narrow, with numerous parallel side-nerves. — 



Species 18. Tropical and South Africa. Some yield timber. (Anaphren- 



iuni E. Mey.) Heeria Meissn. 



16. Leaves simple, undivided. Stamens 5 17 



Leaves compound, trifoliolate or pinnate 18 



17. Filaments broadened. Ovary i-celled. Ovule attached laterally. Styles 



sickle-shaped, united at the base, with capitate stigmas. Fruit trans- 



