556 XCVIII. EUPHORBIACE^ 



Fr. globose, in bunches, mostly 

 from the old wood, seeds em- 

 bedded in a fleshy aril . . 7. Baccaurea. 

 Fr. a capsnle bursting irregularly, 

 pericarp sometimes fleshy, 6* fl. 

 in catkins ..... 8. AroROSA. 

 Fr. a 4-valved 1-seeded capsule, fl. 



in lax panicles .... Scortechinia (p. 564). 

 Fr. indehiscent, 1-2-seeded, fl. dioecious in spikes or racemes. 

 Petiole short, under 1 in. 



Ovary 1-celled, raphe ventral. 9. Antidesma. 

 Ovary 2-3-celled, raphe dorsal Sarcococca (p. 565). 

 Petiole long, over 1 in. . . 10. Daphnifhylluh. 

 (c) Petals 0, S fl. solitary, in clusters or fascicles. 



a. Style-arms much, dilated, fr. an indehiscent drupe, 1. often 

 serrulate. 

 Stamens 2-4 central, drupe 1- 



seeded . . . .11. Puthanjiva. 

 Stamens few or oo, inserted round an orbicular disk. 

 Ovary usually 1-celled . 12. Hemicyclia. 

 Ovary 2-4-celled . . .13. Cyclostemon. 

 /3. Styles and style-arms slender. 



Disk in either sex, stamens 3, filaments united into a 

 column. 

 Anthers adnate to the whole 



length of the column . 14. Breynia. 

 Column short, trigonous, 

 anthers sessile on the 

 angles .... 15. Sauropus. 

 Disk present in $ and often in S fl- 

 Filaments free round a large 



2-3-fid pistillode . . 16. Fluggea. 

 Filaments free or united, 

 pistillode or minute . 17. Phyllanthus. 

 y. Styles as a rule connate into a 

 fleshy mass, conical, columnar 

 or spherical, disk 0, anthers 

 3-8 adnate to a central column 18. Glochidion. 



III. Flowers not united in heads (exception ; Dalecliampia), each fl. with a perianth, 

 one ovule in each cell. 



A. Petals present, inflorescence terminal. 



Fl. in androgynous compound cymes. 



L. penninerved, stamens 8 . . . . Tritaxis (p. 576). 



Basal nerves 3-7. 



Sepals 5, imbricate, stamens 8-12 . . 19. Jatropha. 



Calyx-lobes 2-3, valvate, stamens 8-20 . Aleurites (p. 576). 

 Fl. in androgynous spikes or racemes, stamens 



10-30, filaments indexed in bud . . 20. Croton. 



Fl. in unisexual racemes, stamens 10 . . 21. Galearia. 



B. Petals present, inflorescence as a rule axillary. 



(a) S sepals imbricate, petals united, fr. a drupe . 22. Givotia. 



(b) £ sepals imbricate, petals free, fr. capsular. 



$ sepals not enlarged in fr. 

 Stigma broad, sessile, stam. 4-5 . . Platystigha (p. 579). 

 Styles short 2-fid. 

 Fl. in axillary clusters, stam. 10 . . Microdesmis (p. 579). 

 Fl. in racemes or panicles. 



Anthers 3, sessile on a cylindric 



column 23. Trigonostemon. 



Stames 8-35 24. Ostodes. 



Styles slender, entire, l-ecurved . . Codimuu (p. 580). 



? sepals as a rule enlarged in fr. . . 25. Blachia. 



(c) <J calyx open in bud, 5-toothed, ? sepals en- 



larged in fr., petals in <? and 9 ■ -26. Dimorphocalyx. 



(d) $ sepals valvate. 



Glabrous, anther-cells distinct, pendulous. 27. Agrostistachys. 

 Stellately tomentose, anther-cells contigu- 

 ous, parallel Sumbavia (p. 582). 



