46 



FORMS OF COMPOUND LEAVES. 



A bipinnate leaf folium 

 bipinnatu?n (fig. 65), 

 as that of the mimosa far- 

 nesiana. Doubly winged : 

 a common petiole bearing 

 pinnate leaves on each one 

 of its sides. Most of the 

 Aca'cia tribe have bipinnate 

 leaves. 



(Bipinnate: :rom the Latin, 

 bis, two ; and -pinna^ wing, 

 two- winged.) 



Fig. 65. BiriNNATE. 



A bipinnate leaf (fig. 

 66), folium bipinnatum. 

 We have an example of 

 leaves of thfs kind in the 

 Pride of China, Melia 

 azederach. 



Here the leaflets of the 

 secondary petiole are un- 

 equally pinnate. (Sec fig. 

 70.) ' 



Fig. 66. BIPINNATE. 



