BOTANY. 187 



* 



Urtica gracilis L. 



Common in alluvial soil. 



Urtica urens L. 



"Interior Ohio," J. S. Newberry (Cat.) 



455. URTICASTRUM Fabric. ( Laportea Gaudichaud.) Wood-nettle. 



Urticastrum divaricaTum ( L.) Kuntze. {Laportea canadensis Gaudichaud.) 

 Frequent. 



456. ADICEA Raf. (Pilea Lindl.) Rtchweed. Clearweed. 



AdicEA pumila (Iv.) Raf. ( Pilea pumila Gray.) Richweed. Clear-weed. 

 Common. 



457. BOEHMERIA Jacq. False NETTLE. 



BOEHMERIA CYLINDRICA (Iv.) Willd. 



Common. 



458. PARIETARIA Tourn. Pellitory. 



Parietaria pennsylvanica Muhl. 

 Frequent. 



C. Order FAGACE^E. Oak Family. 



459. QUERCUS L. Oak. 



Quercus alba Iv. White Oak. 

 Throughout the state. 



Quercus bicolor Willd. Swamp White Oak. 

 Throughout the state. 



Quercus coccinea Wang. Scarlet Oak. 

 Frequent. 



QUERCUS COCCINEA TINCTORIA Gray. Quercitron, Yellow-barked or Black Oak. 

 Generally distributed. 



Quercus ilicifolia Wang. 



" Ohio," Gray's Manual ; " General," J. S. Newberry (Cat.) 



Quercus imbricaria Michx. Laurel Oak. 

 Throughout the state. 



OuERCUS LEana Nutt. (Q. imbricaria x coccinea) Lea's Oak. 



Preston (Hamilton Co.) one tree A. P. Morgan; Cincinnati (one tree) Jos. 

 F. James (Cat.); Brownsville ( Licking Co.) one tree— since cut down, W. 

 A. Kellerman ; but doubtless other specimens occur in the state. 



