FLORA OF MADRAS. 



Leaves compound, opposite ; 

 stamens always 10, quite free 



XXXII. ZYGOPHYLLACEAE. 

 Leaves simple ; or if compound, 

 then alternate ; stamens usually 

 5, filaments often united at the 

 base ; anthers sometimes cohering ; 

 flowers often irregular 



XXXIII. GERANIACEAE. 

 Seeds erect : 



Leaves imparipinnate ; fruit a 

 berry . . XL VIII. STAPHYLEACEAE. 

 Leaves simple ; fruit of 2 winged 



carpels XLIX. ACERACEAE. 



Leaves exstipulate ; flowers often zygo- 

 morphic ; stamens usually 8, inserted 

 inside the disk or between it and the 

 ovary, rarely outside ..L. SAPINDACEAE. 

 Filaments of anthers more or less united ; 

 leaves simple, alternate ; seeds pendulous : 

 Flowers irregular ; sepals 5, unequal ; 

 petals usually 3, or if 4-5, then keeled ; 

 stamens usually 8 ; if fewer, then anthers 

 opening by pores, all or all but 2 united 

 into a sheath attached to the base of the 

 petals ; ovary 1-3-celled ; style single 



XVI. POLYGALACEAE. 



Flowers regular ; sepals 4-5, equal ; petals 

 4-5 ; stamens 5 or 10, filaments united 

 below, free from the petals ; anthers 

 opening by slits ; ovary 3-5-celled ; styles 

 3-5, free or more or less connate 



XXX. LlNACEAE. 



Sepals more or less united at the base : 



Stamens 5 to very many ; sepals 5, 2 or more of them 

 enlarged in fruit ; petals 5, contorted ; leaves simple 

 alternate, not gland-dotted ; trees with resinous sap ; 

 stamens 10-100 ; ovary 3-celled, cells 2-ovuled ; 



style single XXIV. DIPTEROCARPACEAE. 



Stamens 3-12 ; if more numerous, then leaves 

 gland-dotted : 



Leaves pellucid gland-dotted, simple or compound ; 



