43 



palings, and it is only in Austria ' that we hear 

 of such experiments. 



23. Quercus palustris, du Roi, Bog Oak, Needle 

 Oak, Pin Oak. 



This rapid-growing oak with its beautiful 

 trunk has been grown as a forest tree in certain 

 small areas in the Rhine province, Wurttemberg, 

 and Hungary, and it is on record that the pin 

 oak has attained, in 48 years a height of 21 "3 

 metres and 44 centimetres in diameter, compared 

 to the pedunculate oak with a height of 16 -9 

 metres and diameter of 36 centimetres. The 

 trunk and contents of the pin oak was 1*04 fm., 

 and of the pedunculate oak only 0*49 f.m. 



As regards the technical qualities of the wood, 

 it was found to be inferior to the pedunculate 

 oak, but the tanning properties of its bark are 

 quite equal to it. 



24. Quercus rubra, L., Red Oak. 



No American oak has acquired such importance 

 or been so widely distributed as the red oak both 

 in park and forest, where it is planted both in high 

 and copse forest.^ In Prussia, in the year 1900, 

 there were some 41 "56 hectares. The rapid 



' Cieslar, I.e., pp. loi, 150, 196. 



'^ Weise, "Das Vorkommen fremdlandischer Holzarten in 

 Deutschland," "Z. f. F. u. Jw.," 1882, pp. 81, 145. 



