162 GEOFOGY OF OHIO. 



LXVII, Order HAMAMEEIDEAE. Witch-Hazel Family. 



341. HAMAMEFIS F. WiTCH-Hazee. 



HAMAMEUS VIRGINIANA F. 



Over the whole state. 



342. LIQUIDAMBAR F. Sweet-Gum Tree. 



Fiquidambar STyracifeua F. Sweet-Gum. Bilsted. 



Southern Ohio, H. C. Beardslee (Cat.) ; Otway (Scioto Co.) W. A. Kellerman. 



LXVIII. Order SAXIFRAGACEAE. Saxifrage Family. 



343. SAXIFRAGA F. Saxifrage. 



Saxifraga aizoon Jacq. 



"Northeastern Ohio,'' J. S. Newberry (Cat.) 



Saxifraga pennsyevanica F. 



Throughout the northern half of the state; Miami Valley, A. P. Morgan (Flora). 



Saxifraga virginiensis Michx. 

 Over the whole state. 



344. SUFFFVANTIA. Torr. and Gray. 



SuewvanTia suleivanTii (T. & G.) Britt. {S. ohionis T. & G.) 



Highland Co., W. S. Suilivant (J. S. Newberry Cat.) ; Fultouham (Muskingum 

 Co.) W. C. Werner; Hocking Co., Adams Co., W. A. Kellerman. 



345. TIARELFA F. False Mitre-Wort. 



TlAREEJA CORDIFOI.IA F. 



Generally distributed. 



346. MITEFFA Tourn. Mitre-Wort. Bishop's-Cap. 



MlTEEEA DIPHYEEA F. 



Frequent throughout the state. 



MiTELLA nuda F. 



Cleveland, J. S. Newberry ( Cat.) 



,., _. .„,,...„. 



Heuchera Americana L. Common Alum-root. 

 Distributed throughout the whole state. 



