EXPLANATION OF THE PLATES. 



Plate CCCXL. Hicoria minima. 



1. A flowering branch, natural size. 

 2o Diagram of a staminate flower. 



3. A staminate flower, rear view, enlarged. 



4. A staminate flower, front view, enlarged 



5. A stamen, enlarged. 



6. A pistillate flower, side view, enlarged. 



7. Vertical section of a pistillate flower, enlargedi 



8. A winter branchlet, natural size. 



Plate CCCXLI. Hicoria mentma 



1. A fruiting branch, natural size. 



2. A nut, natural size. 



3. Cross section of a nut, natural size. 



4. Vertical section of a nut, natural size. 

 6. An embryo, natural size. 



