PLATE XX. RED SPRUCE. 



1. Branch with pistillate flowers, x i. 



2. Branch with staminate flowers, x |. 



3. Branch with needles and cones, x J. 



4. A cone scale with two winged seeds, x J. 



5. A winged seed, natural size. 



6. \ seed, enlarged. 



7. Terminal portion of a twig with buds and without needles, natural size. 



8. A seedling, natural size. 



