4 KEY TO GENERA AND SPECIES 



Red Cedar, Savin, Juniperus mrginiana L. 



Fig. 4. Red Cedar. 



5. Leaves in well marked clusters on the side of 



the branch 6. 

 5. Leaves not in definite clusters on the side of 



the branch Spruce, 85. 



6. Leaves five or less in a cluster Pine, 76. 

 6. Leaves seven or more in a cluster Larch, 84. 



7. Young leafy shoots con- 

 spicuously flattened or 

 two-edged. Northern 

 and western New Eng- 



Fig. 5. Arbor Vitae. a. Side l an d northward and 

 view of twig; b. Section of . , . 



t w i g . westward, also south- 



