436 



Floioers and leaves of the Baobab. 



a. Flower-bud before expansion. 6. Expanded flower, c. Section of the calyx, d. Section of the stamens. 

 e,f, g, h, i, Leaves from trees of different ages. 



er ones being nearly horizontal for the greater part of their length, 

 while the extremities frequently trail on the ground, from their own 

 weight. The roots are much longer than the branches. The central 

 root descends perpendicularly to a great depth ; the lateral ones ex- 

 tend horizontally, and are sometimes but a short distance below the 

 surface of the ground. Adanson saw one of these roots, of which a 

 great portion had been laid bare by the waters of a river ; the unco- 

 vered part measured about one hundred and ten feet, and judging 

 from its size he considered that forty or fifty feet might be still hidden. 



