TUSCOLA COUNTY [75 



ground, especially on dry hills. "Dry sandy soil especially in the prairie 

 region of Akron and Wisner townships." C. A. Davis. 



Festuca ovinaJj. Sheep's fescue. Frequent on poor dry ground and 

 on low sand ridges. 



Fesiuca elatior L. Meadow fescue. Occasional along roads and in 



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waste places of villages. 



Festuca nutans Spreng. Nodding fescue grass. Noticed on the 

 "islands" in the northern part of Akron Township. 



Bromus secalinusL. Common chess. Cheat. Noticed along roads and 

 in the waste places of villages. 



Bromns ciliatus L. Fringed brome grass. Frequent in damp shaded 

 ground, especially near the small lakes. 



Bromus kalmii Gray. Kami's chess. Wild chess. Noticed as fre- 

 quent on dry shaded or open ground near the small lakes. "Dry sandy 

 soil in islands in the prairies, Akron Township.' C. A. Davis. 



Agropyron repens (L.) Beauv. Quack grass. Couch grass. Frequent 

 about villages and along railroads. A vicious weed in cultivated ground-. 



Agropyron dasystachywn (Hoak.) Scribn. Northern wheat-grass. 

 occasional on and near the Saginaw Bay beaches. 



Agropyron caninum (L.) Beauv. Awned wheat grass. Occasional 

 in diy open woods. 



Secale cereale L. Rye. Common as a weed about Mayville along 

 roads, in cultivated fields and pastures. Apparently well established. 



Hcrdeum jubatwn L. Squirrel-tail grass. Frequent in the waste 

 places of villages, and fast invading damp hayfields and pastur 

 Apparently a bad weed. 



Elymus virginicus L. Virginia wild rye. In damp open or partially 

 shaded ground. Frequent. 



Elymus canadensis L. Nodding wild rye. Frequent in sand on the 

 upper beach of Saginaw Bay. Occasional in other places. "Sand dunes 

 near Saginaw Bay." C. A. Davis. 



Hystrix patula Moench. Bottle brush grass. Common in rich open 

 woods. 



' CYPERACEAE. Sedge Family 



Cyperus diandrus Terr. Low cyperus. Frequent in damp and wet 

 ground, and often in damp sand on the beach of Saginaw Bay. 



Cyperus rividar is Kunth. Shining cyperus. "Beaches Akron Town- 

 ship." C. A. Davis. 



Cyperus esculentus L. Yellow nut grass. "Moist sandy soil, ( Jolum- 

 bia Township." C. A. Davis. 



Cyperus strigosus L. Straw-colored cyperus. Frequent in damp 

 grassy ground. 



