PLATE XVI. YELLOW PINE. 



1. Branch with ueetUfs ami terminal cluster of buds, x J 



2. A cluster of two needles, x J. 



3. Tip of needle with serrate margin, enlarged. 



4. Branch with needles and an open cone, x i. 



5. Upper side of a cone scale with two winged seeds, x |. 



6. Lower side of a cone scale, x I. 



7. A winged seed, natural size. 



8. A seed, slightlj enlarged. 



