163 IOWA ACADEMY OF SCIENCES. 



G. speciosus Valil. Decatur Co, Wet soil, frequent. 



C. ar (status Rottb. Johnson Co. Sandy soil, frequent. 



C. schiveinitzli Torr. Johnson Co. Sandy soil, common. 



G. flliculmis Vahl. Johnson Co. Sandy soil, frequent. 



G. strigosus L. Decatur, Van Buren, and Johnson Cos. 

 Low, sandy soil, common. 



Eleocharis 'palustris R. Br. Decatur, Shelby, and Johnson 

 Cos Wet soil, common. 



E. tenuis Schultes. Decatur Co. 



E. acicularis R Br Johnson Co Wet soil, common. 



E. ovata R. Br. Decatur and Appanoose Cos. Wet soil, or 

 in shallow water, common locally. 



Scirpus lacustris L. Decatur, Appanoose, Shelby, and John- 

 son Cos. Ponds or wet soil, common 



S. atrovirens Muhl. Decatur, Shelby, and Johnson Cos. 

 Wet soil, common. 



Eriopliorum polystachyon L Johnson Co. Specimens col- 

 lected by Prof. Shimek. 



E. lineatum Benth & Hook. Decatur Co. Low prairies, 

 frequent 



Hemicarpha subsquarrosa Nees. Johnson Co. Sandy soil 

 along river, infrequent 



Scleria triglomerata Mx. Decatur Co. Prairies, frequent. 



Garex intumescens ^w^gQ. Appanoose Co. Wet woods, fre- 

 quent. 



G: grayii Carey. Appanoose Co. 



C. squarrosa L Appanoose Co Swamps, frequent. 



G. hystricinaMuhl. Decatur, Shelby, and Johnson Cos. Low 

 grounds, common. 



G. filiformis latifolia Boeckl. Shelby and Johnson Cos. 



G. trichocarpa Muhl Shelby Co 



G. tricocarpa aristata Bailey. Johnson Co. 



C. stricta Lam. Shelby and Johnson Cos. 



G. davisii Schwein. & Torr. Johnson Co. 



G. longirostris Torr. Johnson Co. 



G. craivii Dewey. Shelby Co. 



G. laxiflora Lam. Decatur and Shelby Cos. 



G. laxiflora striatula Carey. Shelby and Johnson Cos. 



G. granularis Muhl. Shelby Co. 



G tetanica Bailey. Johnson Co. 



G. pennsylvanica Lam. Decatur, Shelby, and Johnson Cos. 

 Prairies and woods, common. 



