32 



Fig. 14. Andropogon provincialis Lam. (A. furcatus Muhl.) 

 Big Blue-stem. A stout perennial 6 to 16 dm. high, with long 

 leaves, and rather thick spikes 3 to 10 cm. long. From the Rocky 

 Mountains eastward to the Atlantic and southward to the Gulf 

 of Mexico. August-October. Especially abundant and valued 

 for hay in the prairie regions. 



