RELATION OF EARLY MATURITY TO HARDINESS. 229 





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Pig. 10. Honey locust twigs, from a photograph taken Septem- 

 ber 19, 1902, showing (1) the immature condition of a tree from 

 Alabama seed, and (2) the maturity of a tree from Nebraska seed. 



Fig. 11. Twigs of honey locust with leaves removed. 

 The source of seed was (1) Nebraska, (2) Kansas, 

 (3) Alabama. Photographed September 19, 1902. 



