114 EUPHORBIACEAE. 



large low broadly heart-shaped leaf-scars with 5 bundle-traces; 

 no stipule-scars ; round buds with several exposed scales, the 

 terminal bud present and broadly conical ; large odd-pinnate 

 leaves with pointed serrate short-stalked glandless leaflets ; 

 small whitish usually perfect polypetalous panicled flowers ; and 

 capsular fruit with winged seeds. 



Leaves merely paler beneath. C. sinensis. 



Leaves glaucous beneath. C. serrata. 



MELIA. China Berry. 



Deciduous trees with firm brown wood with small ducts 

 more crowded in spring and somewhat undulately tangentially 

 lined in summer, and rather fine medullary rays ; moderate 

 terete twigs ; round continuous pith ; somewhat raised 3-lobed 

 leaf-scars with 3 compound bundle-traces ; rounded sometimes 

 superposed buds with few exposed scales ; twice or thrice pin- 

 nate long-petioled leaves with toothed leaflets ; perfect poly- 

 petalous open lilac loosely clustered flowers with monadelphous 

 stamens ; and moderate-sized round yellowish translucent berry- 

 like drupes. 



Tree round topped. M. Azedarach. 



Tree umbrella-shaped. M. Azedarach umbraculiformis. 



Family EUPHORBIACEAE. Spurge Family. 

 A very large widespread family, largely herbs, with milky 

 acrid sap ; .yielding Brazilian India-rubber, cassava or tapioca, 

 the principal bread-stuff of the tropics, the source of medicinal 

 croton oil and castor oil, and including the poinsettia and 

 "crotons" of florists. The castor bean is much used for tall 

 temporary foliage masses. 



ANDRACHNE. 



Deciduous small shrubs with slender fluted twigs ; small 

 3-sided continuous brown pith ; alternate small somewhat raised 

 half-elliptical leaf-scars with a single bundle-trace; narrow 

 stipule-scars or elongated persistent stipules ; sessile ovoid buds 

 with several exposed ciliate scales; rather small simple entire 

 short-petioled leaves; monoecious polypetalous or apetalous in- 



