130 GEOLOGY OP OHIO. 



209. CLETHRA Gronov. White Alder. 



Clethra AWsriFOUA L. Sweet Pepperbush. 



Akron, H. C. Beardslee, Jr. (Lazenby and Werner, Sup. List) ; not of the Ohio 

 flora as the specimens were transplanted from another state. 



XXXII. Ordbr UMBEL-LIFER^. Parsley Family. 



210. HYDROCOTYLE Tourn. Water Pennywort. 



HYDROCOTYLE AMERICANA L. 



Painesville, Wm. C. Werner; Cuyahoga Falls (Summit Co.) W. Krebs, 



Hydrocotyle umbeiaata L. 



"Northern Ohio," J. S. Newberry (Cat.) ; Portage Co., E. Claassen. 



211. ERYNGIUM Tourn. Eryngo. 



Eryngium aquaTicum L. {E. yucas/olium Michx.) Rattle Snake-Master. Button 

 Snake-root. 

 Central Ohio, J. L. Riddell (Synop. 1835); W. S. Sullivant (Cat. 1840); not 

 observed by recent collectors. 



212. SANICULA Tourn. Sanicle. Black Snake-root. 



Sanicula marylandica L. 



Frequent throughout the state. 



Sanicula marylandica canadensis (L.) Torr. 

 Frequent throughout the state. 



213. CONIUM L. Poison Hemlock. 



CONIUM MACULATUM L. 



Northern Ohio (W. Krebs, Wm. C. Werner) ; Licking Co.. H. L. Jones (Cat).; 

 Cincinnati, Jos. Clark (Cat.) 



214. EULOPHUS Nutt. 



EULOPHUS AMERICANUS Nult. 



Central Ohio, W. S. Sullivant (H. C. Beardslee Cat.) 



215. ERIGENIA Nutt. Harbingek-oi>-Spring. 



Erigenia BULBOSA (Mx.) Nutt. 

 Over the whole state. 



216. CICUTA L. Water-Hemlock. 



ClCUTA BULBIFERA L. 

 Throughout the state. • 



