200 



TREES OE MINNESOTA. 



Plate i. Pinus strobus. White Pine. 



i. 15rnnch bearing stamjnate flowers, one-half natural size. 2. Branch 

 bearing pistillate flowers and young cones, one-half natural size. 3. An 

 then, side view, enlarged. 4 and 5. Scales of pistillate flower, side and top 

 views, enlarged. 6. Autumn branch bearing young cones, one-half natural 

 size. 7. Fruiting branch bearing open cone, one-half natural size. 8. 

 Scale of cone with seeds attached, one-half natural size. 9. Seeds with 

 wings attached, one-half natural size. ic. Seeds, enlarged, n. Seedling 

 plant. 



