172 GEOLOGY OF OHIO. 



391. THALJCTRUM Tourn. Meadow-RuE. 



Thaeictrum dioicum L. Early Meadow Rue. 

 Frequent. 



Thaeictrum poeygamum Muhl. 



From the northern (Painesville, W. C. Werner) to the southern portion of the 

 state (Cincinnati, Jos. F.James Cat.) 



Thaeictrum purpurascens L. 



Generally distributed over the state. 



392. ANEMONE Tourn. Wind-feower. 



Anemone cyeindrica Gray. 



Marblehead (Ottawa Co.) W. Krebs; Northern Ohio, J. S. Newberry (Cat); 

 Lakeside (Ottawa Co.) A. D. Selby. 



Anemone ouinouefoua D. (A. nemorosa L,. Does not, according to Dr. Britton, 

 occur in North America. 



Generally distributed throughout the state. 



Anemone canadensis D. {A. pentisylvanica D.) 

 Apparently over the whole state. 



Anemone virginiana L. 



Common throughout the state; a white flowered form with white sepals, 

 flowers oue and one-half inches across, Painesville, W. C. Werner. 



393. HEPATIC A Dill. Liver-eeaf. 



HepaTica acuta (Pursh.) Britton. ' (H. acutiloba DC.) 

 Widely distributed over the state. 



Hepatica hepaTica ( L.) Karst. (H. triloba Chaix.) 

 Widely distributed. 



394. SYNDESMON Hoffmsg. 



Syndesmon Thaeictroides ( L.) Hcffmsg. (Anemonella thalictroid.es Spach.) 

 Over the whole state ; a double flowered form, Springfield, Mr. Dory. 



395. TROLLIUS L. Geobe-feower. 



Troleius eaxus Salisb. 



Central Ohio, J. S. Newberry (Cat); Sugar Grove (Fairfield Co.), E. V. Wilcox. 



396. TRAUTVETTERIA Fisch. & Mey. Faese Bugbane. 



Trautvetteria caroeinensis ( Walt.) Vail. ( T. palmata Fisch. & Mey.) 



Mansfield, Dr. Kellogg (H. C. Beardslee, Cat.) ; Cincinnati, Jos. F. James (Cat.) 



