FAGACEAE: Beech Family
KEY TO SPECIES OF QUERCUS
1. Rays of hairs on leaf blade underside horizontal (See GROUP H)............. Q. minima
1. Rays of hairs on leaf blade underside raised, not horizontal ............ 2
2. Plants to 70 cm tall, suckering from roots, usually in loose to dense colonies. Leaf blade mostly 3.5 X as long as broad or more, rarely only 2.5 X; margin often revolute ca 70 ° (See GROUP J) ........... Q. pumila
2. Plants a few to several m tall before flowering, solitary. Leaf blade usually 3 X as long as broad or less, rarely to 4 X, margin not revolute (See GROUP J) ...................................... Q. incana