1394 CXVII. EUPHORBIACE^. 



***** Trees or s7n-uhs. Leaves alternate, quite entire. Styles or stigmas usually very minute. 

 Fruit various. Flowers in axillary spikes, racemes or panicles. 



t Male sepals imbricate. Fruit indehiseent or tardily dehiscent. 



Male flowers most minute in dense flowered catkin-like spikes. Stamens 2 

 to 5. Ovary 2-celled. ' Stigmas 2 to 5-fid '. - 23. Apobosa. 



Stamens 2 to 5. Ovary 1 or 2-celled. Drupe 1 or 2-seeded. Seeds com- 

 pressed 24. ASTIDESMA. 



Tkiee IV. Crotonese. — Perianth single, or of the male, or of both sexes, douhle. Stamens 

 1 to 2-seriate, outer series alternate with the sepals or central in the flower. Ovary 2 to 3-celled. 

 Cells 1-oviilate. Inflorescence terminal or axillary. 



ScBTBiBE I. Jatrophese. — Floioers in terminal 2-3-chotomous cymes ; cymes unisexual, or 

 with the central flower female, petaliferous. 



Leaves digitately nerved or lobed. Stamens many. Fruit capsular . . .25. *Jatkopha. 

 Leaves digitately nerved. Stamens 8 to 20. Fruit a drupe 26. Aleukites. 



Suhtriee II. Eucrotoneas. — Flowers in terminal androgynous spikes or racemes, males 

 petaliferous, females often apetalous. Filaments inflected in bud with the anthers reversed. 



Petals usually villous. Capsule of 3 cocci 27. Ckoxon. 



SuBTKiBE III. Ciiro'Z.O'pilOVeas.— Flowers in axillary (rarely terminal) spikes racemes or 

 panicles. Males petaliferozis, females often apetalous. Filaments straight in bud, or tips inflected 

 and anthers erect. 



• Cah/.r imbricate, truncate lobed or toothed, or of free sepals. Petals free. Fruit capsular. 



t Sepals not enlarged or leafy in fruit. 



Stamens 15 to 30, free. Styles slender, entire 28. Codl-eum. 



Stamens indefinite. Styles 3, distinct or, shortly, united at the base, 



2-branched 29. Baloghia. 



Staments central 25 to 30. Style thick, undivided 30. Fontainea. 



Sdetiiide IY. Adrianeae.— Jfac«!nes or spikes terminal'. Floxoers apetalous. Styles 

 distinct or shortly connate at the base. 



Anthers erect, the cells adnale and parallel. Styles 2-fid, the inner surface 



fringed or with much raised papillse 31. Adkiana. 



SuBTRiBE Y. Acalyphese. — Flowers in axillary rarely terminal spikes, racemes or panicles, 

 apetalous. Calyx of male closed in bud, usually membranous, oblong, globose or ovoid, and 

 splitting valvately into 3 to 5 concave sepals. Petals none. Styles usually long, entire, bifid, 

 multifid or papillosely fimbriate. Fruit capsular, very rarely drupaceous. 



' Filaments free ; anthers erect, 2-celled, cells united by their base only. 



Styles undivided ... 32. Claoxylok. 



Styles very long fimbriate or lacerate. Female flowers in large bracts . . 33. Acalypha. 



** Filaments free ; anthers 2-ceUed or 4-celled ; cells oblong or globose, laterally attached by a. 

 narrow or broad connective. 



Stamens 4 or more, filaments slender ; anthers 2-ceUed, cells oblong 



Ijarallel . . 34. Alchornea. 



Leaves opposite or alternate. Stamens very numerous, central in the 

 flower; anthers 2-celled, cells usually globose, adnate to the often broad 

 connective . . 35. M.\i.lotus. 



Anthers 4-lobed, opening in 4 valves or longitudinally in 2 valves. Styles 



uudivideil, fringed or not . . ... 36. Macaeanqa. 



Stamens very numerous, filaments branched ; anther-cells distinct, distant, 



sub-globose, divergent 37. "BiciNUs. 



SuETimsE YI. Flukenetieae. — Flmcers in axillary spikes or racemes, apetalous. Male 

 calyx valiiite. Styles connate. Fruit capsular. Leaves alternate. 



t Twining shrubs. Filaments straight in bud. 



Eacemes androgynous. Male calyx 3 to 5-partite. Stamens 1 to 3. Styles 



spreading above 38. Teagia. 



Sdiiteibe VII. Kippomaneae.— Pma!i(7( single. Calyx of male minute and open in hud or 

 obsolete. 



Eacemes terminal. Male calyx compressed, 2-partite. Stamens 6 to 50. 



Small trees 39. Homolanihus. 



