526 MINNESOTA BOTANICAL STUDIES. 



Agropyron caniimm (L.)Roem & Schult. 

 var. unilaterale Vasey. Rocks. Thompson. July. No. 407. 



Agropyron repens (L.) Beauv var. glancani (Desf.) Scrib. 

 Mem. Torr. Bot. Club. 5: 57. 1893-94. 

 Rich woods. Minneapolis. June. No. 294. 



Agropyron repens (L. ) Beauv. Agrost. 146. 1812. 



Sandy soil. Minneapolis; Cannon Falls; lake Itasca. June, 

 July. Nos. 282, 340, 1141. 



Agropyron repens (L.) Beauv. forma arisfulata. Vasey. 

 Waste places. July. No. 493. 



Hordenm jubatnm L. Sp. PI. 85. 1753. 

 Sandy soil. Thompson. July. No. 420. 



Elyinns canadensis L. Sp. PI. 83. 1753. 



Sandy soil. Minneapolis; Sandy lake. July, August. Nos. 

 567, 770. 



Elynius yirginicus L. Sp. PL 84. 1753. 



Shores and copses. Sandy lake; Grand Rapids. August. 

 Nos. 714, 771. 



Hystrix hystrix (L. ) Millspaugh Fl. W. Va. 474. 1892. 

 Copses. Minnetonka lake. July. No, 617. 



CYPERACEAE. 



Cyperus aristatus Rottb. Descr. et. I. con. 28. t. 6. f. 1. 1773. 

 Shores. Sandy lake. August. No. 768. 



Cyperus diandrns Torr. Cat. PL N. Y. 90. 1819. 

 Shores. Morrison county. August. No. 882. 



Cyperus eugelmannii Steud. Syn. PL Cyp. 47. 1855. 



Shores. Centre City; Ramsey county. July, September 

 Nos. 651, 931. 



Cyperus flliculmis Vahl. Enum 2:328. 1803. 

 Sandy soil. Minneapolis. July. No. 564. 



Cyperus schweinitzii Torr. Ann. Lye. N. Y. 3: 276. 1836. 

 Copses. Minneapolis. July. No. 587. 



Duliehium arundinaceum (L.J Britt. Bull. Torr. Bot. Club. 

 21:29. 1894. 

 Wet places. Centre City. July. No. 644. 



Eleocharis acicularis (L.) R. & S. Syst. 2:154. 1817. 



Wet sandy shores. Aitkin county. August. No. 816 . 



