OHIO BUCKEYE. 



273 



Plate 53. ^sculus glabra. Ohio Buckeye. 



1. Flowering branch, one-half natural size. 2. Diagram of flower. 3, Lon- 

 gitudinal section of staminate flower, natural size. 4. Longitudinal section of 

 pistillate flower, natural size. 5. Transverse sections of pistil, enlarged. 6. 

 Longitudinal section of ovary, enlarged. 7. Portion of summer branch, one-half 

 natural size. 8. Fruit with portion removed, one -half natural size. 9. Longi- 

 tudinal section of seed, one-half natural size. 10. Winter bud, one-half natural 

 size. 



