Drypetes.] 



CXXII. EUPHORDIACEiE (lIUTCniNSON), 



675 



11. D. Klainii. 



. 12. D.Paxii. 



Stipules about ^ in. long. 

 Leaves large, 7—14 in. long. 



Flowers subsessile; sepals puberulous 



outside 5. D.glomerata. 



Flowers pedicellate; sepals glabrous 



outside 6. i>. similis. 



Leaves smaller, 3-4 in. long . . . 7. D. bipindensis. 



Stipules inconspicuous, deciduous. 

 Stamens 3-4. 



Young brauchlets glabrous. 



Stamens 3; leaves 4-6 in. long. 



Disk of the male flowers cupular; 



ovary 4-celled . . . . 8. D. gabonensis. 



Disk of the male flowers nearly flat, 



thick and fleshy ; ovary 1 -celled . 9. D. arborescens. 

 Stamens 4; leaves 1^-2^ in. long . 10. D. Roiclandii. 



Young brauchlets hairy. 



Disk of the male flowers flat with a small 

 conical production in the middle . 

 Disk of the male flowers cupular, un- 

 dulately lobed, without a conical 

 production in the middle. 

 Disk of the male flowers hairy on 

 the inner side; leaves oblong or 

 oblong-elliptic . . . 



Disk of the male flowers glabrous on 

 the inner side ; leaves elliptic or 

 lanceolate-elliptic. 

 Leaves acute or cuneate at the base, 

 finely reticulate on the lower 

 surface, midrib much more 

 prominent than the lateral 

 nerves on the upper surface . 13. Z). leonensis. 

 Leaves somewhat rounded or obtuse 

 at the base, prominently reticu- 

 late on the lower sui'face, mid- 

 rib only a little more prominent 

 than the lateral nerves . . 14. D. reticulata. 

 Stamens 8-qo . 



Male flowers pedicellate; young branch- 

 lets glabrous; sepals glabrescent or 

 puberulous outside. 

 Leaves cuneate and acute at the base, 



2-4 in. long . . . 15. D. afrainensis. 



Leaves obtuse and oblique at the base, 



5^-8 in. long . , , . 16. D. glabra. 

 Male flowers sessile or subsessile ; young 

 branclilets hairy; sepals yellow- 

 tomentose outside . . . , 17. J). Dinklagei. 

 ft Leaves more or less distinctly toothed. 

 Midrib of the leaf hairy below. 



Leaves with a petiole 3-5 lin. long . . 18. D.occideiitalis. 

 Leaves sessile ....;. 19. D. incBqualis. 

 Midrib of the leaf glabrous below. 



Mule flowers subsessile . . , , 5. i>. glomerata. 



