76 Wisconsin Academy of Sciences, Arts, and Letters. 
Elymus virginicus L. Sp. PI. 84. (1753). B. & B. Ill. FI. p. 230; 
Beal, 2, p. 653; Bull. Agrost. 17, fig. 612; B. & B. Man. p. 166; Gray, 7th, 
p. 169. 
Menomonee Valley in Wauwatosa, and shore of Lake Michigan near 
Lake Park. 
Elymus canadensis L. Sp. PI. 83. • (1753). B. & B. Ill. FI. p. 231; 
p.169. 
Quite common, especially along the lake shore and the Milwaukee 
River. 
Elymus brachystachys Scrib. & Ball. Bull. Agrost. 24, p. 47. B. & 
B. Man. p. 1064; Gray, 7th, p. 169. 
Menomonee Valley in Wauwatosa, and in Mitchell’s Woods. 
Elymus glaucus Buckl. Proc. Acad. Philadelphia, p. 99. (1862). 
B. & B. Ill. FI. p. 231; B. & B. Man. p. 157; Gray, 7th, p. 170. 
Mitchell’s Woods. 
Elymus Macounii Vasey. Bull. Torr. Club, 13, p. 119. (1886). B. 
B. Ill. FI. p. 231; Beal, 2, p. 653; Bull. Agrost. 17, fig. 614; B. & B. Man. 
p. 157; Gray, 7th, p. 170. 
Bay View. 
Elymus divebsiglumis Scrib. & Ball. Bull. Agrost. 24, p. 48. (1900). 
Gray, 7th, p. 170. 
Ravine in Lake Park; South Milwaukee, and Mitchell’s Woods. 
Hystrix Moench. 
Hystrix patula Moench. Meth. 295. (1794). B. & B. Ill. FI. p. 233. 
(H. Hystrix); Beal, 2, p. 656 (Asprella hystrix ; Bull. Agrost. 7, fig. 
302; B. & B. Man. p. 158 (H. Hystrix); Gray, 7th, p. 171. 
Common in most parts of the country. 
APPENDIX. 
The following additional species have been listed by Russel (Bull. 
Wisconsin Natural History Soc. Vol. 5, pp. 172-175 (1907), but we have 
neither collected them, nor are they represented in the herbarium of 
Che Milwaukee Public Museum by specimens from Milwaukee County. 
Andropogon scoparius Michx. 
Panicum dichotomum L. 
Muhlenhergia mexicana (L.) Trin. 
Agrostis perennans (Walt.) Tuckerm. 
Agrostis hyemalis (Walt) BSP. 
Melica striata (Michx.) Hitch. 
Poa glauca Vahl. 
Festitica ovina, var, duriuscula (L.) Koch. 
B romus hordeaceus L. 
E lymws arenarius L. 
Jamaica Plain, Mass. 
January 30, 1910. 
