July 2, 1908.1 Agricultural Gazette of N.S.W. 535 



The yellow dye known as quercitron conies from the )>ark of the v ir. 

 tinctoria, which is known as " Quercitron," " Yellow-barked or Black Oak." 



It is inferior to some other oaks for ornamental planting, but inasmucii as 

 the inner bark, which abounds in tannic acid, is largely used in tanning and 

 it also contains a yellow dye, the tree is worthy of experimental culture. 



Quercus virginiana, Miller iQ. virens, Ait.;. 



Botanic Gardens, Sydney. 



This tree extends from Canada to the Gulf of Mexico and it is abundant in 

 the Mississippi basin. It inhabits gravelly uplands and ridges (Sargent). 



