102 



STl'DTES OF TREES 



Comparisons: The homy locust {Gkditsia triacanthos) 

 can be toUl from the black locust by the differences 



in their bark. In the 

 honey locust the bark is 

 not ridged, has a sort 

 of dark iron-gray color 

 and is often covered 

 with clusters of stout, 

 sharp-pointed thorns as 

 in Fig. 83. The fruit is 

 a large pod often remain- 

 ing on the tree through 

 the winter. This tree 

 has an ornamental, but 

 no commercial value. 



HARDY CATALPA 



{Catalpa speciosa) 



Distinguishing char- 

 acters: The tree may 

 , ,. --^ be told by its fruit, 



(^ 'ij^^ j^ which hang in long 



■^ ^^' ■- '' * ^ slender pods all winter. 



The leaf-scars appear 

 on the stem in whorls 

 of three and rarely op- 

 posite each other. 



Form and size: The catalpa has a short, thick and 

 twisted trunk with an irregular head. 



Range: Central and eastern United States. 



Fig. 83. 



-Bark of the Honey 

 Locust. 



