286 



FOEEST TEEES OP THE PACIFIC SLOPE. 



for about 10 to 20 feet ; they are invariably leaning or bent, and give off short, 

 thick, horizontal, contorted limbs, which form a compact, flatfish, dome-like 

 crown. Year-old twigs are exceedingly brittle, dull gray to reddish brown, and 



Fig. 126. — Quercus sadleriana. 



more or less minutely hairy. Mature leaves (figs. 127, 128), extremely variable 

 in size and form ; their upper sides conspicuously tinged light blue, with minute, 

 sparse, star-shaped hairs; beneath pale bluish or yellowish green, with very 



