106 



SILVA OF NORTH AMERICA. platanace^. 



ascending the southern slopes of the San Bernadino Mountains to an elevation of three thousand feet 



above the level of the sea.^ 



The specific gravity of the absolutely dry wood of Platanus racemosa is 0.4880, a cubic foot 



weighing 30.41 pounds. 



Confounded with the Plane-tree of the eastern United States by the botanists who first explored 

 the coast of southern California, Platanus racemosa^ which is one of the noblest and most beautiful 

 deciduous-leaved trees of the Pacific forests, was first distinguished by Thomas Nuttall, who found it at 

 Santa Barbara in 1835. 



1 S. B, Parish, Zoe. iv. 344. 



EXPLANATION OF THE PLATE. 



Plate CCCXXVIIL Platanus racemosa. 



1. A flowering branch, natural size, 



2. A stamen, enlarged. 

 3- A pistil, enlarged. 



4. A fruiting branch, natural size. 



5- Vertical section of an akene, enlarged. 



6. An embryo, enlarged. 



7- A leaf, natural size. 



8. A winter branchlet, natural size. 



