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TREES OF MINNESOTA. 



Plate 12. Abies balsamea. Balsam Fir. 



i. Branch bearing staminate flowers, one-half natural size. 2. Branch 

 bearing pistillate flowers, one-half natural size. 3. Anther, open, rear view, 

 enlarged. 4. Branch bearing mature coae, one-half natural size. 5. Branch 

 bearing axes of cones atter scales have fallen, one-half natural size. 6. 

 Seeds with wings attached, natural size. 7. Seed, enlarged. 8. Scale ol 

 cone, upper view, natural size. 9. Scale of cone, lower view, natural size. 





