100 



77. Panicularia uervata (Willd.) Kuntze. (Ghjccria vertata Trin.) 



Commou at the edges of various pouds. 



78. Panic-ularia fluitans (L.) Kuntze. Floating- Manna Grass. 



Not uncommon in ponds. 



79. Festuca eliator L. Fall Fescue Grass. 



Scattered, principally along the railroad. 

 SO. Bromus ciliatus L. Wood Chess. 



Tolerably common, scattered in thin forests. 



81. B. secalinus L. Cheat. Chess. 



In old wheat fields. 



82. Agropyron violaceum (Hornem) Vasey. Purplish Wheat Grass. 



Along the Pennsylvania Railroad, near Warsaw. 



83. Hordeuni jubatum L. Wild Barley. Squirrel-tail Grass. 



Found in scant tufts along the Pennsylvania Railroad. 



84. Elymus virginicus L. Wild Rye. 



Scattered. 



85. Hystrix hystrix (L.) Millsp. Hetlge-hog Grass. 



Some found at the edges of a lield east of Eagle Lake. 



80. Cyperus diandnis Ton-. Low (^yperus. 



In the lal<o plain, especially along the south i)art of Ghicago 

 Hill. 



87. C. strigosus ly. Straw-colored Cyperus. 



Common in moist places. 



88. C. flliculmis Vahl. Slender Cyperus. 



Abundant on open sandy hillsides. 



89. Diilichium arundinaceum (L.) Britton. (/). spathaceinn Pers.i 



Common in niarsliy i)laces. .Most abundant in Marker-street 

 pond. 



90. Eleocharis interstincta (Vahl.) R. and S. 



A few patches in the lake, nne in tlie snurh end. the orliers 

 near Yaruelle's landing. 



91. E. mutata (L.) R. and S. Quadra n:;nlar Spike Rush. (E. iiuadram/u- 



1(1 la R. Br. I 



A few small patches in nearly the same regions as the above. 



92. B. ovata (Roth.) R. and S. 



The most abundant species of the genus. Foimd everywhere 

 in moist places. 



