Native Trees of Kentucky 45 



C. OAKS GENUS QUERCUS. 



The Oaks are represented in Kentucky by more large trees 

 than any other genus or family. 



They are a splendid feature in the landscape and of the high- 

 est economic rank in the commerce of the State. 



Oaks are divided into two distinct groups, according to their 

 acorns and the margins of the leaves. 



1. White Oak group has annual acorns, rounded leaf lobes; 

 represented in Kentucky by eight species : 



a. White Oak Quercus alba. 



b. Bur Oak Quercus macrocarpa. 



c. Post Oak Quercus minor. 



d. Overcup Oak Quercus lyrata. 

 c. Chestnut Oak Quercus prinus. 



f. Chinquapin Oak Quercus acuminata. 



g. Swamp White Oak Quercus platanoides. 

 /?. Basket Oak Quercus michauxii. 



The first four are deeply lobed, the others slightly lobed or 

 scalloped, like Chestnut. 



2. Black Oak group has biennial acorns, and sharp spiny- 

 pointed leaf lobes : represented in Kentucky by thirteen species : 



a. Red Oak Quercus rubra. 



b. Black Oak Quercus velutina. 



c. Scarlet Oak Quercus coccinea. 

 (/. Texan Oak Quercus texana. 

 c. Pin Oak Quercus palustris. 



/. Spanish Oak Quercus digitata. 



g. Swamp Spanish Oak Quercus pagodaefolia. 



//. Black Jack Quercus marilandica. 



i. Shingle Oak Quercus imbricaria. 



/'. Willow Oak Quercus phellos. 



k. Bear Oak Quercus nana. 



/. Water Oak Quercus nigra. 



///. Laurel Oak Ouercus laurifolia. 



