342 GRASSES OF IOWA. 



DISTRIBUTION. 



Iowa. Oskaloosa (White); Muscatine 10 (Ball); Steamboat 

 Rock 3156 (Miss King); Belmond (Clark); Boone (Hitchcock); 

 Jewell Junction (Carver) ; Sioux City (Wakefield) ; Chariton 679 

 (Mallory) ; Marshalltown (Stewart) ; Ames (Rolfs, Rich, Crozier, 

 Hitchcock, Bessey, C. A. Wilson, 1094 Wilson, P. H. Rolfs, 125 Ball) ; 

 Keokuk (P. H. Rolfs) ; Iowa City (Shimek) ; Wilsonville (Taylor) ; 

 Carroll, Boone, 1308 and 1299 Council Bluffs, 902 New Albin, 706 

 Des Moines, 889 Elmore, Minn., Iowa-Minnesota line, Clinton, 782 

 Houston County, Minn., Iowa-Minnesota line (Pammel) ; Emmet 

 County 811 (Pammel and Cratty) ; Dixon 715 (Snyder) ; Fayette 

 County (Fink) ; Wheatland (Ball) ; Ames 1094 (Wilson) ; Muscatine 

 503 (Reppert) ; Linn County 50 (Shimek) ; Appanoose County, De- 

 catur County (Fitzpatrick) ; Farragut (Shimek) ; Charles City (Sher- 

 man) ; Millford (Shimek) ; Vinton (Shimek). 



North America. Nova Scotia and New Brunswick to Florida, 

 Pennsylvania (Lancaster County, Small), Massachusetts (Sears), Illi- 

 nois (East St. Louis, Eggert), Wisconsin (Trempleau, Pammel; La 

 Crosse, Miss Pammel), South Dakota (Brown County, Griffith 7), 

 Nebraska (Alma 47, Omaha, Pammel), Colorado (Laramie Hills, Pam- 

 mel, Johnson, Lummis and Buchanan). 



2. ELYMUS VIRGINICUS VAR. SUBMUTICUS. 

 Elymus Virginicus var. submuticus Hook. Fl. Bor. Am. 2: 255. 1840. 



DESCRIPTION. 



Awnless Terrell Grass. Spikes erect, 3 to 5 inches (.6-1 dm.) 

 long, with scabrous or smooth rachis. Spikelets two or three-flowered, 

 smooth, empty glumes thick, and rigid, strongly nerved, awnless. Com- 

 mon in moist soil, with the species. 



DISTRIBUTION. 



Iowa. Marshalltown 785 (Pammel) ; Ames 124 (Ball) ; 

 Plymouth County (Brown). 



North America. Low land, New England, Minnesota, Colorado 

 to Texas and Wyoming. 



3. ELYMUS HIRSUTIGLUMIS. 



Elymus hirsutiglitmis Scribner. Bull. U. S. Dept. Agrl. Div. Agros. 11: 

 58. 1898. Scribner. Bull. U. S. Dept. Agrl. Div. Agros. 17: 324. /. 620. 

 1899. 



