Tegularly dentate, the teeth pointing upward, separated by ob- 
sinuses. : 
Secondary nerves (about 14 on each side), which run straight 
to the sharp point of the teeth under an angle of 40°. 
Veinlets are clearly marked, perpendicular to the nerves and 
continuous, : 
19. Quercus hea . nov.—There is only one broken 
Specimen of this Sinetiak * the middle of the leaf the borders 
are nearly parallel and entire ; above they taper to a point and 
