r.U'AYA CUI.TflSE IN HAWAII 
21 
unusual change as a sterile plant coming into bearing (fig. 25) 
or a staminate plant developing fruit among the long clusters of 
Figure 20. — The pistillate flowor sometimes becomes staminate bearing ; live stamens 
develop and possibly cause the five divisions in form of fruit 
FIGURE 21. — The plant producing this fruit of excellent quality was an unusual 
variation, as the fruit of other plants of No. 4»'>1<J were poor in quality. 
Tab] 2 
male flowers after having been shocked by some accident, as when 
the top is broken off. have probably led to the conclusion that a 
change of sex may be induced by either topping or root pruning 
