63 



Fig. 359. Panicum albomarginatum Nash, Bull. Torr. Bot. 

 Club, 24 : 40, 1897.— A slender, erect, glabrous, ca-spitose per- 

 ennial, 1.5 to 4.5 dm. bigb, with short sheaths, comparatively 

 firm, erect leaves 1.5 to 4.5 cm. long, bordered with a conspicuous, 

 serrulate, white margin. Panicles ovate, 2.5 to 4 cm. long, with 

 many obovate, obtuse, minutely i)ubescent spikelets (a, b) 1.5 mm. 

 long. — Low pine woodlands and swam^is, Pennsylvania and Dela- 

 ware to Florida and westward to Texas. April-October. 



