PLATE XIX. AMERICAN LARCH. 



1. Branch with developing leaves and flowers, 



X I. 



2. Branch with needles (clustered and solitary) 



and fruit, x 1. 



3. A cone scale with two winged seeds, enlarged. 



4. A winged seed, enlarged. 



5. A seed, enlarged. 



6. A seedling, enlarged. 



7. Terminal portion of a winter branch, natural 



size. 



8. Section of a winter branch, enlarged. 



9. A winter branch with lateral spurs, x 5. 



10. A cone of European Larch (Larix decidua), 



X i. 



11. Leaf of P]uropean Larch, x |. 



12. Cross-section of leaf of European Larch, en- 



larged. 



