64 



Fig. 360. Panicum leucothrix Nash, Bull. Ton. Eot. Club, 24 : 

 41. 1897. A slender, erect, or ascending, spariuglj^ branched per- 

 ennial, 1 to 4.5 dm. high, with short, erect leaves 2 to 6 cm. long, 

 and ovate or oval panicles 2.5 to 6 cm. long. Spikelets {a,b,c) 

 obovate about 0.65 mm. long. Sheaths pubescent, with ascend- 

 ing or closely appressed, long, white hairs. Sandy soil in low 

 pine barrens and cypress swamps, southern Florida. April-July. 



