EXPLANATION OF THE PLATE. 



Plate DLXXXVIII. Pinus divaricata. 



1. A branch with staminate flowers, natural size. 



2. A staminate flower, enlarged. 



3. An anther, side view, enlarged. 



4. An anther, front view, enlarged. 



5. A branch with pistillate flowers, natural size. 



6. A scale of a pistillate flower, lower side, with its bract, enlarged. 



7. A scale of a pistillate flower, upper side, with its ovules, enlarged. 



8. A fruiting branch, natural size. 



9. A cone-scale, lower side, natural size. 



10. A cone-scale, upper side, natural size. 



11. A seed, natural size. 



12. A cluster of young leaves, natural size. 



13. Tip of a leaf, enlarged. 



14. Cross section of a leaf, magnified fifteen diameters. 



15. A winter branch-bud, enlarged. 



16. A seedling plant, natural size. 



