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FlG. 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-Octoher. Especially abundant and valued 

 for hay in the prairie regions. 



