CONE-BEARERS. 





FIRST NATURAL ORDER. 



CONIFERJE, 



(PINACE^E of certain authors.) 



Resinous, mostly evergreen, trees (rarely shrubs) of 

 cool, mostly northern regions; fruit (called a cone) 

 mostly cone-shaped and scaly; leaves mostly needle- 

 shaped; flowers of two kinds, male and female. 



Separated by fundamental modes of development 

 into Two Divisions: 



i 



DIVISION I. 



SPIRALES. 



THE SPIRAL-CONE TREES. 



PINES AND THEIR ALLIES. 



Trees with spiral development, i. e., their leaves, 

 bracts, and cone-scales, arise from the stem or cone- 



