CARE OF YOUNG 



421 



FIG. 259. The developing seedling of the mangrove. In i, 2 and 3, the 

 fruit is still hanging on the branch but the hypocotyl grows until it reaches a 

 length of about 1 2 inches when it drops to the earth and, striking in the mud, 

 remains standing upright, as if planted (4)- At a later stage (5) roots have been 

 developed at the lower end and an epicotyl from the upper end. 



