228 



GRASSES OF IOWA. 



lanceolate, acute, scabrous on the keel, about \ line (i mm.) long; 

 flowering glume ovate, acute, obscurely three-nerved. Keels of the 

 palea scabrous. Grain short, oblong. Remarkable for its strong, dis- 

 agreeable odor when fresh. Low, sandy ground. August to October.- 

 Eragrostis Frankii is common in trodden fields, banks of streams 

 and in woods, eastern and central Iowa. 



Fig. 150. Eragrostis Frankii— a, b, and c, 

 spikelet. (D v. Agros. U. 8. Dept. Agrl. i 



Fig. ItiU. Eragrostis major— a, spikelet; b, 



spikelet. ( Div. Agios 17. S. Dept. Agrl. ) 



DISTRIBUTION. 



Iowa. Ames (Pammel 170, Rolfs, Hitchcock, Carver, Pammel 

 and Carver, Bessey) ; Indianola, Ames (Carver) ; Montrose, 818 (H. 

 Osborn) ; Marsh all town (Stewart); Keokuk (P. H. Rolfs); Mt. 

 Pleasant (Mills); Emmet County, 86b (Pammel and C ratty ) ; Mt. 

 Pleasant, 991 (Witte) ; Manchester, 753 (Ball); 295 and 169, 

 Ledges, Boone County (Pammel and Ball); Fayette County (Fink); 



