170 



Fig. 466. Sporobolus vaginaeflorus (Torr. ) Wood, Classltook 

 of Bot. 775. 1861. {nifa nujhia'jlora, Torr. 1834.) Southern 

 I'ovKRTY-GRASs.— A slender, ca-spitose anuiial, 1.5 to 4 dm. high, 

 with very narrow, short leaves and simple, few-flowered, terminal 

 and axillary, spike-like panicles wliicli an> abont 2 cm. long and 

 mostly inclosed in the somewhat inllated leaf-sheaths. Spikelets 

 2 to 4 mm. long. — Dry flelds and waste places, Vermont to South 

 Dakota and Wyoming, southAvard to Georgia and Texas. August, 

 September, 



