The Seniors of the Forest 287 
adhering to sticky slides which had been sent to a 
height of over five hundred feet by means of 
kites. Curiously enough more was found in the 
higher levels of the atmosphere.’’ 
The pollen of the Coniferz is enabled to fly thus 
adventurously abroad because each grain is pro- 
vided with two bladdery wings, so that its outline 
suggests one kind of a ‘Chinese kite (Fig. 80). 
Fic. 80.—Winged pollen of the fir. 
This winged pollen comes out of little sacs, which 
grow sometimes in pairs, sometimes in clusters, on 
the lower surfaces of shield-shaped scales, which 
‘ 
have been called ‘‘staminal leaves.’’ They are 
regarded as foliage leaves, set aside and altered 
over for new and higher uses. 
Codperation which brings about great results in 
the physical as well as in the industrial world 
enables the staminal leaves of the pine to make a 
brave show. They grow in long, close tufts, each 
of which is regarded as a very simple and primi- 
tive staminate flower (Fig. 81). 
