THE FERN BULLETIN 



15 



Botrychium lanceolatum (Gml.) Lance-leaved 

 grape-fern. In damp mossy places in the Upper 

 Peninsula, H. Gillman. Keweenaw Co. in the Up- 

 per Peninsula, O. A. Farwell. 



Botrychium matricariaefolium (A. Br.) Matri- 

 cary grape-fern. Keweenaw Co. in the Upper Pen- 

 insula, O. A. Farzvell. The form neglect um is the 

 common form in Keweenaw Co., Upper Peninsula, 

 0. A. Farwell. 

 x Botrychium obliquum (Muhl.) Ternate grape- 

 fern. In damp open woods and thickets near Port 

 Huron in St. Clair Co. ; Genesee Co. ; Van Buren 

 Co., Bailey; Washtenaw Co. ; Gratiot Co. ; Wayrie 

 Co., O. A. Farwell. Also in Keweenaw Co., Upper 

 Peninsula, O. A. Farzvell. The forms Matricariae, 

 and rutafolium are reported from Keweenaw Co., 

 Upper Peninsula by Farzvell. 



Botrychium obliquum dissectum (Spreng.) Ter- 

 nate grape-fern. St. Clair Co., but rare, /. W. 

 Stacy; Van Buren Co., near Detroit, Wayne Co., 

 A. F. Foerste; Gratiot Co., C. A. Dams. 



Botrychium ternatum intermedium (D. C. Eaton) 

 Ternate grape-fern. Keweenaw Co., Upper Penin- 

 sula^. A. Farzvell. Charity Island, Saginaw Bay,, 

 Dodge. Oakland Co., Lower Peninsula, but rare,, 

 O. A. Farzvell. 



Botrychium Virginianum (L.) Rattlesnake fern. 

 Common in rich woods and thickets throughout the 

 State. The variety gracile is reported from Kewee- 

 naw Co. by Farzvell. 



EOUISETACEAE. 



Equisetum arvense (L.) Common horsetail. Com- 

 mon in damp sandy open or shaded ground and on 

 railway embankments throughout the State. The 



