75 



Fig. 57. Panicum sphaerocarpon Ell. ; Britton and Brown, 

 III. Fl., 1: 116. Round-flowered Panic— A tufted, erect, or 

 ascendinj? perennial 25 to 60 cm, high, with rather broad, firm, 

 and nearly erect leaf blades, diffuse many-flowered panicles and 

 small, rounded spikelets.— Dry or moist woods and fields, Maine 

 to southern Ontario, Wisconsin, Indian Territory, Texas, and 

 Florida. [Mexico and Guatemala.] May-October. 



