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TREES OF MINNESOTA. 



Plate 57. Fraxinas americana. White Ash. 



1. Flowering branch of stamiuate tree, one-half natural size. 2. Flowering 

 branch of pistillate tree, one-half natural size. 3. Staminate flower, enlarged. 

 4. Pistillate flower, enlarged. 5. Longitudinal section of ovary, enlarged. 6. 

 Fruiting branch, one-half natural size. 7. Longitudinal section of fruit, one-half 

 natural size. 8. Seed, % natural size. 9. Embryo, natural size. 10. Winter 

 buds, one half natural size. 11. Leaf, one-half natural size. 



