Pliiitnmici'ograplis of Botdiiiciil Studies. 



41 



60. — T.S. Leaf of " Pinus sylvestris," Common pine. 



Resin duct. 



Endodermis. 



Transfusion tissue. 



Phloem. 

 Wood (Xylem). 



Epidermis. 

 Stomata. 



61. — L.S. Male Cone, " Pinus sylvestris," Common pine. 



Apex of axis. 



Central axis 

 oUen Sacs. 



Scales. 



Base of attachment. 



