36 



ANDROPOG-ONEiE. 



Audropogon nutans avenaceus Hack. 



Iowa: Carroll, altitude 1,240 feet; Caruaivou, altitude 1,200 feet; Missouri Valley, 



altitude 1,022 feet. 

 A. provincialis furcatus (Mnhl.) Hack. 

 Iowa: Carroll, altitude 1,240 feet; Sioux City, altitude 1,200 feet; Carnarvon, altitude 



1,200 feet. 

 Nebraska: McCook, altitude 2,517 feet. 



A. scoparius Miclix. 



Towa : .Sioux City, altitude 1,230 feet; Carroll, altitude 1,240 feet; Missouri Valley, 



altitude 1,030 feet. 



PANICEiE. 

 Panicum capillare L. 

 Iowa: Missouri Valley, altitude 1,022 feet; Jeft'erson, altitude 1,118 feet; Carroll, 



altitude 1,240 feet; Sioux City, altitude 1,122 feet. 

 Nebraska: Crete, altitude 1,364 feet. 

 Colorado: Colorado Springs, altitude 5,978 feet; Fort Collins, altitude 4,984 feet; 



titlds and roadsides. 



P. crus-galli L. 



Iowa: .Tetterson, altitude 1,118 feet, abundant in tields, gardens, and along roads. 

 Colorado: Fort Collins, altitude 4,984 feet, along irrigation ditches or in moist 

 ]daces. 



P. crus-galli muticuiu Vasey. 



Colorado: Fort ]\Iorgan, altitude 4,500 feet, moist places and sandy bottoms of 

 Platte River. 



P. glabruni Oaudin. 



Iowa : Missouri Valley, altitude 1,015 to 1,025 feet; Sioux City, altitude 1,110 to 1,125 



feet, not common. 

 P. proliferum Lam. 

 Iowa: Missouri Valley, altitude 1,022 feet; Council Bluffs, altitude 990 to 1.025 feet; 



Carroll, altitude 1,240 feet. 

 Nebraska: Lincoln, altitude 1,159 feet, fields and roadsides. 



P. sauguinale Linn. 



Iowa: .letferson, altitude 1,118 feet: Council Bluffs, altitude 990 to 1,025 feet: Sioux 



City, altitude 1,122 feet; Carroll, altitude 1,240 feet. 

 Nebraska: Lincoln, altitude 1,159 feet. 



P. scribnerianum Nasli. 



Iowa: Council Bluffs, altitude 990 to 1,025 feet, common. 



Nebraska : Crete, altitude 1,364 to 1,400 feet, prairies. 



P. virgatuni L. 



Iowa: Carrol, altitude 1,240 feet; Sioux City, altitude 1,122 feet, abundant. 



Nebraska : McCook, altitude 2,517 feet, flood plains of Reptiblican River and prairies. 



Chaetochloa glauca (L.) Scribn. 



Iowa: .letferson, altitude 1,118 feet; Council Bluffs, altitude 990 feet; Sioux City, 



altitude 1,122 feet; Carroll, altitude 1,240 feet. 

 C. italica (L.) Scribn. 

 Iowa: Carroll, altitude l,240feet; Sioux City, altitude 1,122 feet ; .lefferson. altitude 



1,118 feet. 

 Nebraska: Crete, altitude 1,.364 feet, an escape from cultivation and spontaneous 



.ilong railroads. 



C verticillata (L.) Scribn. 



Iowa: Coun<il Bluffs, altitude 1,025 feet, introduced. 



