BOTANY. 247 



LYCOPODIUM I.UCIDULUM Mx. 



Not abundant, but over the state. 



Lycopodium obscurum L. (L. dendroideum Michx.) 



Licking Co., H. L. Jones (Cat.); Ashtabula Co., Sara F. Goodrich. 



Lycopodium inundatum L. 



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



V. Order EQUISETACLE. Horsetail Family. 



5. EQUISETUM L. Horsetail. Scouring Rush. 



EQUISETUM ARVENSE L. Common Horsetail. 

 Widely distributed in gravelly or sandy soil. 



EQUISETUM hyemalE L. Scouring Rush. Shave Grass. 

 Over the whole state along wet banks. 



EQUISETUM l^viGATUM A. Braun. 

 Summit Co., E. Claassen. 



Equisetum limosum L. Horsetail. 



Lake Marshes, H. C. Beardslee (Cat.); Lorain Co., A. A. Wright (Cat.); Cincinnati, 

 J. F.James (Cat); Painesville, Wm. C. Werner; "Hoffman's Prairie near Day- 

 ton," J. L. Riddell (Synop. 1835). x 



EQUISETUM robuSTum A. Braun. Horsetail. 



Painesville, H. C. Beardslee (Cat.); Cincinnati, Thos. G. Lea (Cat). 



EQUISETUM scirpoidES Mx. Horsetail. 

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



EQUISETUM SYXVATICUM L. Horsetail. 



"Low Woods, Central Ohio," J. L. Riddell (Synop. 1835); Painesville, Otto 

 Hacker; Cincinnati, J. F. James (Cat.) 



Equisetum variegaTum Schlexh. 



Black River, Dr. Kellogg (J. S. Newberry Cat); Painesville, W. C. Werner. 



VI. Order FILJCES. Fern Family. 



6. POLYPODIUM L. Polypody. 



Polypodium polypodioideS (L.) Hitch. (P. incarmm Swtz.) 



Monroe, J. L. Riddell (Synop. 1835); Cincinnati, J. F. James (cat.); Ad-ms Co., 

 W. A. Kellerman ; Miami Valley, A. P. Morgan ( Flora.) 



Polypodium vulgare L. 

 Common. 



