FAGACEAE 



Interior Live Oak 

 Quercus wislizenii A. DC. 



HABIT. Commonly shrubby though becoming a medium- 

 sized tree 60-80 feet high and 2-4 feet in diameter (max. 100 

 by ^Yi feet) ; wide, rounded crown with large spreading branches. 



LEAVES. Persistent 2 years; lanceolate to broadly elliptic; 

 1-3 inches long (mostly about IH inches); entire or with spiny 

 teeth; leathery; glabrous; lustrous dark green above, paler 

 below. 



FRUIT. Maturing in 2 years; sessile or short-stalked; acorn 

 1-1 Vi inches long, chestnut-brown, slender-oblong, pointed; 

 enclosed for Yz or less of its length in a bowl-shaped cup with 

 thin, closely imbricated, ciliate scales; inner surface of nut 

 shell woolly; kernel bitter. 



TWIGS. Slender; dark brown. Winter buds: I/8-/4 inch 

 long, ovoid. 



BARK. Thick; nearly black; deeply furrowed with scaly 

 ridges. 



SILVICAL CHARACTERS. Intolerant; slow growing; dry 



sites. 



* * * 



California Live Oak 



Quercus agrifolia Nee 



HABIT. A medium-sized tree 50-75 feet high and 2-4 feet 

 in diameter (max. 90 by 12Vi feet); trunk dividing shortly 

 above ground into several large, horizontal limbs which often 

 rest on the ground; broad crown often 150 feet across. 



LEAVES. Persistent until new leaves appear; oval or oblong 

 to suborbicular; 1-3 inches long; margins entire to spiny toothed, 

 revolute; leathery; lustrous dark green above, paler below; 

 glabrous to hairy. 



FRUIT. Maturing in one year; sessile or nearly so; acorn 

 "Ya-^Vi inches long, chestnut-brown, slender-conic, pointed; 

 enclosed for Yi of its length or only at base in bowl-shaped cup 

 with thin, closely imbricated scales; inner surface of nut shell 

 woolly; kernel bitter. 



TWIGS. Slender; gray-brown. Winter buds: He inch long, 

 globose. 



BARK. Thick; nearly black; deeply furrowed with scaly 

 ridges. 



SILVICAL CHARACTERS. Intolerant; slow-growing; dry 

 sites. 



[211] 



