630 REPORT OF STATE GEOLOGIST. 



P. capillare L. Witch Grass Tumble weed. 



Commonly found throughout the State in sandy soil and as a weed 

 in cultivated fields. 



Flowers in August and September. 



Tippecanoe (Cunningham); Jefferson (Barnes); Round Lake 

 (Deam); Vigo (Blatchley) ; Hamilton and Marion (Wilson); 

 Steuben (Bradner). 



P. autumnale Bosc. Diffuse Panicum. 



Found in the southwestern counties on sandy hillsides and banks 

 and along railways. Common in its stations. 

 Flowers in September and October. 

 Vigo (Blatchley). 



P. minus (Muhl.) Nash. 



Common in dry soil in shaded places, in the southwestern counties 

 of the State. Especially abundant upon hillsides. 

 Flowers in August and September. 

 Vigo (Blatchley). 



IXOPHORUS Schlecht. 



I. .vERriciLLATUS (L.) Nash. Foxtail-grass. 



(Setaria verticillata Beau v.) 

 In waste places about dwellings. Reported only from Marion County. 

 . Flowers in July and August. 



I. qlaucus (L.) Nash. Yellow Foxtail. Pigeon-grass. 

 (Setaria glauca Beauv.) 

 Found everywhere in cultivated fields and waste places. Very 

 frequently a troublesome weed. 



Flowers from July through September. 



Vigo (Blatchley); Hamilton and Marion (Wilson); Tippecanoe 

 (Cunningham) ; Steuben (Bradner). 



I. viridis (L.) Nash. Green Foxtail-grass. 



(Setaria viridis Beauv.) 

 A very troublesome weed in gardens and cornfields. Common 

 throughout the State. 



Flowers from July until in September. 



Tippecanoe (Hussey) ; Vigo (Blatchley) ; Hamilton and Marion 

 (Wilson) ; Steuben (Bradner). 



