150 



Trans. Acad. Sci. of St. Louis 



EXPLANATION OF PLATE 



Plate XI 



Upper left: Honey Locust (Gleditsia triacanthos) near Helena, Phil- 

 lips Co. 



Upper right: Bark of same. 



Lower left: White Ash (Fraxinus americana) growing from opening 

 in trunk of hollow Post Oak (Quercus stellata) Fulton, Hemp- 

 stead Co. 



Lower right: Azalea (Rhododendron canescens) in April near Hot 

 Springs. 







