628 REPORT OF STATE GEOLOGIST. 



P. Walteri Pursh. Salt-marsh Cockspur Grass. 



Somewhat common in moist soils, especially in the southern part 

 of the State. 



Flowers in July and August. 

 Daviess (Clements). 



P. rostritum Muhl. Beaked Panicum. 



(P. anceps Michx.) 

 Found in moist soils throughout the State. More abundant in 

 the central and northern counties, though found also in the southern. 

 Resembles the species next following, but does not make such valu- 

 able hay. 



Flowers in July and August. 

 Jefferson and GibsoD. 



P. AGROSTIDIFORME Lam. 



(P. agrostoides Muhl.) 



Abundant in wet grounds and along streams in the southern 

 counties. "It makes a large amount of foliage, which makes good 

 hay if cut before flowering." (Troop.) 



Flowers in July and August. 



Steuben (Bradner.) 



P. microcarpon Muhl. Small-fruited Panicum. 



In the southern counties in shaded places, in rather dry soil 

 Somewhat abundant in its stations. 

 Flowers in July and August. 

 Daviess (Clements). 



P. Porterianum Nash. 



(P. latifoliwn Walt.) 

 In thickets and open woods in the southern counties. Quite com- 

 mon, especially in rich, moist soils. 

 Flowers in June and July. 

 Vigo (Blatchley). 



P. clandestenum L. Hispid Panicum. 



A coarse, broad-leaved species, growing in wet meadows on the 

 edge of thickets. Usually found in rich soils. 

 Flowers in June and July. 

 Cass (Hessler) ; Vigo (Blatchley) ; Steuben (Bradner). 



