PALO BLANCO OR HACKBERRY 



Celtis reticulata TORREY. 



During the summer of 1919 Mr. S. B. 

 Parish, the foremost authority on the 

 flora of Southern California, became in- 

 terested in verifying a statement to the 

 effect that a certain Daniel Cleveland, a 

 botanist, had some forty years ago col- 

 lected specimens of this rare tree "on 

 the summit of Laguna Mountain, San 

 Diego County/' "This seemed an im- 

 probable place to me," said Mr. Parish 

 in a letter to the author describing the 

 trip in search of the tree, "and, indeed, 

 an effort to re-discover the tree there had 

 been made, and had failed. It seemed 

 like hunting a needle in a haystack, to 

 find a single tree in the chaparral moun- 

 tains of San Diego County. But I 

 learned that Mr. Cleveland had started 

 from Campo and as roads are few there- 

 abouts, by following his route I had lit- 

 tle difficulty in finding Cleveland's 



86 



