THE FRUIT 103 
light that they are blown away like dust, e.g. Poppy 
seeds and Orchids. Some fruits have what is known as 
a Censer-mechanism, i.e. they open only at the top, and 
the seeds cannot get out until the fruit is blown to and 
Fie. 57.—Dispersal of Seeds by Wind. 
The fruits of two Asclepiads showing the plumed seed. 
fro by a strong wind, which will tend to carry the 
seeds to a good distance, e.g. Snap-dragon. Other 
‘plants have winged fruits, e.g. Combretum, Ash, Syca- 
more, or plumed fruits, e.g. Anemone, Clematis, and 
many of the Compositae. 
