CONE-BEARERS. 71 



DIVISION II. 



VERTICILLATJE, 



THE VERTICiLL-CONE TREES. 



Cone-bearing trees with circular (verticillate) de- 

 velopment, i. ., their leaves, bracts and cone-scales 

 arise from the stem or cone-axis, in horizontal whorls 

 (verticills) of twos always opposed or circlets of 

 three (ternate). Male flowers globose, 2 to 4 lines 

 long. Cones (Cupressus excepted) requiring but one 

 season to mature. 



Embraces two tribes: 



Tribe One CUPRESSINE^E 

 CYPRESSES AND THEIR ALLIES. 



This tribe includes a large number of genera and 

 species of slow-growing trees, most of them in the 



