The Book of Grasses 



Scribner's Panic-grass. Pdnicum 

 Scrihnerianum Nash. 



Perennial. 

 Stem 6'-24' tall, erect, branched, often 

 reddish. Sheaths usually bristly. 

 Ligule of short hairs. Leaves 2'-^! 

 ong, 3"-6" wide, flat, rounded at 

 base, rough -margined, usually 

 hairy on margins below. 

 Panicle I '-3' long, pyramidal, few- 

 flowered. Spikelets i-flower- 

 ed, roundish, about i^'Mong. 

 ^ Scales 4; 1st scale small; 

 flowering scale shining, en- 

 closing a palet of similar 

 texture. Stamens 3, anthers 

 purple. Stigmas purple, 

 or moist soil, waysides, fields, 

 and near borders of ponds. June 

 to September, 

 aine to Ontario and Wyoming, 

 south to Tennessee, Texas, and 

 Arizona. 

 Characteristic of this species, and of several 

 other Panic-grasses, are dense rosettes of 

 short, broad, basal leaves, formed in au- 

 tumn and noticeable during winter and 



Hispid Panic-grass. 

 destlnum L. 



Pdnicum clan- 



Perennial. 



Stem 2-4 ft. tall, erect or ascending, branched. 



Sheaths usually longer than internodes, 



bristly with short, stiff hairs. Ligule very 



short. Leaves I'-g' long, 6"-i2" wide, 



rough-margined, hairy on margins at base. 



Panicle 3'-6' long, pyramidal, open, panicles on 



branches usually included in upper sheaths. 



Spikelets i -flowered, oblong, about i" long. 



re \\ I Scales 4; 1st scale about \ as long as 



t- \\ I I I 1 spikelet; flowering scale shining, enclosing 



a palet of similar texture. Stamens 3. 

 Stigmas purple. 

 Damp soil, thickets and river banks. June to 

 September. 

 Quebec to Michigan, south to Georgia and Texas. 



74 



LonK Panic-grass 

 Panicum agrostoides 



