Corypha macropoda
 
This species is the largest of the genus with the largest inflorescence in the world of any of the palm genera, the inflorescence can be up to twice the size of Corypha umbraculifera's inflorescence.
Corypha macropoda.
 

Corypha macropoda

It is estimated to take between 50 to 70 years for this species to flower. The seed can take up to 14 months to germinate or longer.