174 Second Conference 



4. The disposition as well as position of flowers 



should be noted. 

 Pendulous — Maple. 

 Erect — Horse-cJiestmit. 

 Staminate pendulous, but pistillatel . 



erect at first T^''^^- 



Flowers found on wood of previous year's 

 or on this year's growth? 



5. Then, with regard to fertilization^ is it brought 



about through the agency of — 

 Insects} — Chestnut, maple, willow. 

 Wind} — Poplar, hazel, fir trees, &c. 



And in the case of wind-fertilized trees, 

 Note— 



{a) absence of showy petals, scent, honey. 

 {b) flowers drooping, oftentimes in catkins 



easily swayed by the wind. 

 {c) flowers appearing before the leaves, 

 (d) abundance of dry, powdery pollen, 



easily carried about by the wind. 



And so on indefinitely; and having examined 

 a sufficient number of trees of the same 

 species, we can ascertain whether these 

 characteristics are a permanent feature com- 

 mon to all trees of the same kind, or merely 

 accidental traits of a particular tree. Thus 

 we make 



our observations, 

 our verifications, 

 our deductions, 

 our generalizations. 



