132 The Ohio Journal of Science [Vol. XX, No. 4, 



50. Equisetum hyemale L. Common Scouring-rush. No spec- 



imens in the state herbarium. All specimens identi- 

 fied as this species are Equisetum prealtum Raf. 

 Probably not in the state, and to be removed from 

 the list. 



51. Equisetum prealtum Raf. Great Scouring-rush. General 



in Ohio. Specimens from 22 Counties including 

 Ashtabula, Lucas, Defiance, Montgomery, Franklin, 

 Adams and Athens. 



52. Equisetum variegatum Schleich. Variegated Scouring- 



rush. Sandy plain along lake-shore. Ashtabula 

 Harbor, Ashtabula County. R. J. Sim. 



53.1. Equisetum kansanum SchafTn. Kansas Horsetail. Spec- 



imens from Wood, Erie, Lorain, Summit, Stark and 

 Monroe Counties. 



53.2. Equisetum palustre L. Marsh Horsetail. In sticky mud in 



a ditch. Kent, Portage County. Lewis S. Hopkins. 

 63. Lycopodium complanatum L. Trailing Club-moss. Ironton, 



Lawrence County. Lillian E. Humphrey. 

 99.1. Potamogeton vaseyi Robb. Vasey's Pondweed. Sandy 



Lake, Portage County. Lewis S. Hopkins, Hazel M. 



Hopkins, and Dorothy D. Hopkins. 

 150. Eleocharis ovata (Roth) R. & S. Ovoid Spike-rush. In a 



ditch. Barnesville, Belmont County. Emma E. 



Laughlin. 

 205. Carex bromoides Schk. Brome-like Sedge. Somerton, 



Belmont County. Emma E. Laughlin. 

 256.1. Carex swanii (Fern.) Mack. Swan's Sedge. Specimens 



from Ashtabula, Summit, Medina, Geauga, Morrow 



and Ashland Counties. 

 266. Carex torta Boott. Twisted Sedge. Somerton, Belmont 



County. Emma E. Laughlin. 

 311. Festuca ovina L. Sheep Fescue-grass. Barnesville, Bel- 

 mont County. Emma E. Laughlin. 

 341. Sphenopholis obtusata (Mx.) Scribn. Blunt-scaled Eaton- 

 grass. Lakeside, Ottawa County. John H. Schaffner. 

 347. Triplasis purpurea (Walt.) Chapm. Purple Sand-grass. 



Painesville, Lake County. E. A. Doolittle. 

 391.1 Agrostis perennans (Walt.) Tuck. Upland Bent-grass. 



Specimens from Erie, Cuyahoga, Lake, Lorain, 



Fairfield and Perry Counties. 



