6Z GRASSES OF IOWA. 



(Rhinehart) ; Iowa City (Hitchcock) ; Appanoose County (Fitzpat- 

 rick) ; Mt. Pleasant (Mills); Cedar Rapids (Miss Hall); Dixon 

 1017 (Spencer) ; Creston 1010 (Bettenga) ; Rock Rapids 33, Spirit 

 Lake 13, Forest City 22, Hancock County (Shimek) ; Forest City 

 709 (Peters); Manchester 1038 (Ball); Carroll 1016 (Simon); 

 Myron (Miss King) ; Muscatine (Reppert) ; Council Bluffs (Miss 

 Cavanagh and Dilne) ; Armstrong (Shimek) ; Nora Junction 59 

 (Shimek) ; Algona (Watson) ; State Center (Pammel) ; Milford 

 (Shimek); Oskaloosa (White). 



North America. Maine south to Florida; west to Kentucky and 

 Tennessee and Alabama; Texas (Collins County, Pammel) ; Wiscon- 

 sin, La Crosse (Miss Pammel) ; through Kansas, Iowa, the Dakotas, 

 Minnesota and Colorado, Ft. Collins (Pammel and Johnson, Crandall). 



General. Introduced into southern France. 



4. ANDROPOGON TENNESSEENSIS. 



Andropogon Tennesseensis Scribner. U. S Dept. Agrl Div. Agros. 

 16: 1. 



Andropogon provincialis var. Tennesseensis Scrib. U.S. Dept. Agrl. 

 Div. Agros. 7: 23. Grasses of Tenn. Bull. Univ. Term. Agrl. Exp. Sta. 7: 

 23. 1894. 



DESCRIPTION. 



Tennessee Blue Stem. Pedicellate spikelet usually hermaphro- 

 dite, 8-10 mm. long, the first glume lanceolate, acuminate, rounded on 

 the back, 11-13 nerved, apex acute, sub-aristate or minutely bimucronate, 

 scabrous all over the back and especially on the nerves and margins. 



