[ To /ace fage 574. 



B. 



raceniosa. 



B. speciosa. 



Diagrams illustrating the structure of the growing seeds of Barringtonia 

 (two-thirds the natural size\ That of B. speciosa represents a seed 

 removed from a fruit displaying the young plant protruding two or three 

 inches. That of B. raceniosa represents the lower end of the seedlino- 

 when the plant is eighteen inches high. 



rt = the exorhiza. 



(^ = the neorhiza invested by the medullary sheatii. 



