MONOECIA.— POLYANDRIA. 359 



HAB. Sandy fields and mountains. Shrub 4 — 6 ft, 

 high ; acorns abundant. 



* * Fructification annual ; fruit pedunculate ; leaves 

 awnless. 



t Leaves sinuate. 



15. Q, obtusiloba : leaves oblong, sinuate, cuneate at 

 the base, pubescent beneath ; lobes obtuse, the 

 upper dilated ; cup hemispherical ; acorn oval. 



HAB. Woods. A middling large tree; leaves mostly 

 5-lobcd ; cup deep. 



16. Q. macrocarpa : leaves woolly beneath, deeply 

 lyrato-sinuately lobed ; lobes obtuse, repand, up- 

 per ones dilated, cup deep, with the upper scales 

 bristly ; acorn short-ovate. 



HAB. Woods. A large tree; branches scabrous; 

 acorns very large. 



17. Q. olivaformis : leaves oblong, smooth, glaucous 

 beneath, deeply and unequally sinuate-pinnatifid t 

 fruit elliptical-ovate ; cup very deep, crenate 

 above ; acorn elliptical-oval. 



HAB. Woods. A large tree. 



18. Q,. alba: leaves oblong, pinnatifid-sinuate, pale or 



pubescent beneath ; lobes oblong, obtuse, mostly 

 entire ; cup deep, tuberculate ; acorn ovate. 

 IIAB. Woods. A very large tree ; bark white; 

 leav, pubes, beneath when young. 



t j Leaves entire, dentate, 



19. Q,. Prinus : leaves on long petioles, obovate, acute, 

 pubescent beneath, coarsely toothed ; teeth un- 

 equal, dilated, callous at the tip ; cup deep, at- 

 tenuate at the base ; acorn ovate. 



HAB. Shady woods. A large tree. 

 ?0. Q, bicolor : leaves on short petioles, oblong-obovate, 

 whitish-tomentose beneath, coarsely toothed, en- 

 tire at the base, teeth unequal, dilated, rather 

 acute, callous at the tip ; fruit in pairs on long pe- 

 duncles ; cup hemispherical ; acorn oblong-ovate. 



HAB. Woods. A large tree; pedunc. long and 

 slender ; acorn pubes, 



fl. mollis : leaves merely toothed, not pinnatifid ; un- 

 der side partly ferruginous and softly pubescent. 



