WEST VIRGINIA GEOLOGICAL SURVEY 197 



O. CLAYTONIANA, L. Clayton's Flowering Fern. 



Low grounds. Preston : near Cranberry Summit (Mertz 

 & Guttenberg.) Fayette : near Nuttallburg (Nuttall). 

 O. CINNAMOMEA, L. Cinnamon Fern. 



Marshy places. Fayette: near Nuttallburg, alt. 2,000 

 feet (Nuttall). Preston: near Cranberry Summit (Mertz 

 & Guttenberg). Randolph: along Shaver's Fork (Mills- 

 paugh) ; near Pickens (H..H. Smith, 1392). 



EQUISETACEAE. 



EQUISETUM, L. 



E. ARVENSE, L. Field Horsetail. 



Moist, sandy fields. Frequent throughout the State. 



E. SYLVATICUM, L. 



Damp rich woods. Mercer : near Ada. Monongalia : near 

 Little Falls (Millspaugh). 

 E. HYEMALE, L. Scouring Rush. 



Wet wooded banks. Wirt : near Burning Springs (Mills- 

 paugh). 

 E. LAEVIGATUM, Braun. 



Clay banks along stream. Mercer : near Ingleside. (Mills- 

 paugh). 



LYCOPODIACEAE. 



LYCOPODIUM, L. 



L. LUCIDULUM Michx. 



Cold damp woods. Grant: near Bayard, and Tucker, 

 near Davis (Millspaugh). Randolph: near Cheat Bridge 

 (Millspaugh) , and near Whitmar (Greenman, 22). Pres- 

 ton, near Aurora (Mr. & Mrs. Steele). Gilmer: near Glen- 

 ville '(Map el). Fayette: near Nuttallburg (Nuttall). 



L. ANNOTINUM L. 



Cold woods. Randolph : plentiful along the west slope 

 of Cheat Mountains near Cheat Bridge (Millspaugh). Fay- 

 ette: near Nuttallburg (Nuttall). 



L. OBSCURUM L. Ground Pine. (L. dendroideum, Michx.) 

 Deep, moist woods. With the last, plentiful (Millspaugh). 

 Randolph: near Pickens (H. H. Smith, 1824). 

 L. CLAVATUM L. Club Moss. 



Dry woods. Common throughout the State. 



L. TRISTACHYUM Pursh. 



Pendleton : on the western slope of Spruce Mountain 

 (Greenman, 24). 



