36 GRASSES OF IOWA. 



glades and borders of woods, Ontario to South Dakota and Manitoba 

 south to Florida, Texas and Arizona. Abundant throughout the state. 

 A good forage plant. July to October. Our form is usually referred 

 to A . avenaceus, the typical A. nutans having a longer awn and is sup- 

 ported on a column distinctly bent at about the middle. Has been found 

 in Tennessee and Kentucky . 



DISTRIBUTION. 



Iowa. Steamboat Rock, Pine Creek (Miss King); Muscatine, 

 1268 (Reppert and Pammel); Mt. Pleasant, 859 (Mills); Mason 

 City (Pammel); Slater (Favvcett); Kossuth Count} - (Pammel and 

 Cratty) ; Ames, 105 (Ball, Bessey, Beardslee, Pammel, Crozier, Sir- 

 rine, Hitchcock, Kaufman, Hodson) ; Dakota City, Hawarden, Sioux 

 City, Jewell Junction 1293, Turin, Carroll, Cedar Rapids, De Witt, 

 1445 Clinton (Carnarvon, Pammel); Marshalltown (Stewart); Em- 

 met County, 926 (Pammel and Cratty) ; Sioux City ( Miss Wakefield) ; 

 Winterset (Carver); Greenfield (Stewart); Armstrong, 1076 

 (Cratty) ; Muscatine (Reppert) ; Fayette (Fink) ; Creston (Bet- 

 tenga) ; Decatur County (Fitzpatrick) ; Des Moines (Carver) ; John- 

 son County 30, Rock Rapids 25, Granite (Shimek) ; Lawler (P. H. 

 Rolfs) ; Chariton (Mallory) ; Ft. Dodge, 2238 (Pammel and Sokol) ; 

 Mt. Ayr, 635 (Beard); Chariton, 678 (Mallory); Kossuth County, 

 925 (Pammel) ; Belcit (Shimek) ; Algona (Watson) ; Ledges, Boone 

 County (Buchanan) ; Milford (Shimek). 



North America. In dry fields or borders of woodlands. Ontario 

 to New York and south to Florida; northwest to Kentucky, Tennes- 

 see, Arkansas (Rolfs), Missouri (Eggert), Illinois, Iowa, Kansas, the 

 Dakotas, Wisconsin (La Crosse, Pammel), and Colorado (Ft. Collins, 

 1 74 1, 893, Pammel and Johnson). 



6. ANDROPOGON HALEPENSIS. 



Andropogon Halepensis Brot. Fl. Lusit 1: 89. 1804. 



Andropogon Halepensis (L ) Brot. Beal. Grasses N. Am. 2: 58. 1896. 

 Bull. Bu. Plant. Ind. 11. Scribner. Bull. U. S. Dept. Agrl. Div. Agros. 

 17: 25./. 321. 1899. 



Andropogon Sorghum Halepensis Hackel. Scribner. Grasses Term. 

 Bull. Univ. Tenn. Agr. Exp. Sta. 7: 27. /. //. 1S94 



Sorghum Halepense (L.) Pers. Nash in Bittern and Brown 111. Fl. N. 

 States and Can. 1: 104. /. 225. 1896. 



Sorghum Halepense Pers. Syn. 1: 105. 1805. 



Holcus Halepensis L. Sp. PI. 1047 1753. 



