80 Bulletin of the University of Texas 



shaped at base, thin and firm at maturity, smooth glossy, 

 bright green above, paler or yellow green and smooth below 

 or with hairs in the axils of the veins. The acorn sessile or 

 nearly so, solitary, or in pairs. Nut subglobose, ovoid or 

 oblong, 1/2' to %' long, somewhat hairy, especially at the 

 summit, enclosed for about one-half its length in the deeply 

 cup-shaped cup ; kernel yellow, bitter. The scales of the cup 

 are coarse, loose above the middle, thin sharp pointed forming 

 a fringed border to the rim. 



Maine to western Ontario, south to Florida and Texas. It 

 occurs in east Texas and in rocky ravines and mountains near 

 the mouth of the Pecos. 



The wood is coarse grained, strong, light reddish brown. 

 The wood is not usually distinguished from the red oak com- 

 mercially, but it is inferior in quality. Its uses are similar 

 to Q. rubra. 



20. Quercus Texana Buckley. Texan Oak. Red Oak. 

 Spotted Oak. Spanish Oak. A small tree, with spreading 

 branches forming a rounded crown. The bark is light brown, 

 somewhat scaly on older portions, thin and smooth on young 

 branches. Leaves oblong to obovate, 2'-4' in length, with 

 3-7 triangular to ovate lobes, the terminal lobe much larger 

 than the others ; lobes sometimes toothed, bristle tipped ; deep 

 green, smooth, shining above, paler, yellowish below, with 

 prominent red venation. Acorns sessile or on very short 

 stalks; nut v ovoid-oblong or oblong, light brown, enclosed for 

 about one-third its length in the hemispheric cup ; scales of 

 the cup ovate, blunt, forming a fringe around the rim of the 

 cup. 



In dry rocky soils of southern and western Texas. 



The wood is close rained and hard. It is used for fuel. 





21. Quercus digitata Sudw. Spanish Oak. A forest tree 

 70-80 high with trunk diameter of 2-3. The branches are 

 stout, spreading, and form a loose open crown. The bark is 

 %'-!' thick> dark brown, fissured, the furrows usually narrow, 

 sometimes wide, ridges rather broad, broken into short plates; 

 young shoots at first hairy greenish red or gray brown, be- 

 coming smooth and dark gray brown. Leaves oblong or 



