r^^^i^y^ v<i^^ 







Black Spruce 



Picea niariana (Mill.) B. S. and I'. [Picca nigra (Ait.) Link.] 



1. A hrant'h with staminate flowers x % 



2. A stamen, front view x 10 

 ;i. A stamen, lateral view x 10 



4. A branch with ovulate flowers x % 



r>. ("over and ovuliferous scale, lower side x 8 



0. Ovuliferous-scale, upper side, showing 

 ovules X 8 



7. A fruiting branch showing mature cones 



8. Scale from mature cone, upper side, show- 



ing seeds x 2 



9. Winged seed x 4 



