48 SILVA OF NORTH AMERICA. OLEACEZ. 
northern, central, and western Texas from the neighborhood of the city of Dallas to the valley of the 
Devil’s River. 
The wood of Fraxinus Texensis is heavy, hard, strong, and coarse-grained, with numerous obscure 
medullary rays and bands of one or several rows of open ducts marking the layers of annual growth, 
and is light brown, with thin lighter colored sapwood. The specific gravity of the absolutely dry wood 
is 0.7636, a cubic foot weighing 47.59 pounds. It makes excellent fuel, and when it can be obtained 
of sufficient size is used and much valued for flooring. 
Fraxinus Texensis was discovered near the Devil’s River on the 16th of September, 1852, by 
Dr. J. M. Bigelow’ of the United States and Mexican Boundary Survey Commission. 
1 See i. 88. 
EXPLANATION OF THE PLATE. 
Prate CCLXX. Fraxinus TExeEnsis. 
. A flowering branch of the staminate tree, natural size. 
A flowering branch of the pistillate tree, natural size. 
A staminate flower, enlarged. 
. A pistillate flower, enlarged. 
A fruiting branch, natural size. 
Vertical section of a fruit, natural size. 
An embryo, enlarged. 
SONATA WHE 
. A winter branchlet, natural size. 
