CHESTNUT. 



287 



Plate 31. Castoiica dentata. Chestnut. 



i. Flowering branch, one-half natural size. 2. Staminate flower, en- 

 larged. 3. Diagram of pistillate flower cluster. 4. Pistillate flower, en- 

 larged. 5. Longitudinal section of involucre ot pistillate flowers. 6. Por- 

 tion of fruiting branch, one-half natural size. 7. Longitudinal section of 

 fruit, one half natural size. 8. Involucral spine. 9. End of young branch- 

 let. 



