268 



Fig. 262. KORYCARPUS DIANDRT7S (Michx.) Kuntze, Rev. Gen. PL 2 : 772. 

 1891 . ( Festuca diandra Michx. Fl. Bor. Am. 1 : 67, pi. 10. 1803; Diarrhena ameri-. 

 cana Beauv. Agrost. 142. pi. 25. /. 11. 1812. )— An erect perennial 6-9 dm. (20-3°) 

 high, with long, narrow-lanceolate, nearly erect leaves and a few-flowered, 

 simple panicle 10-25 cm. (4'-10') long. Sheaths overlapping, confined to the 

 lower part of the culm, smooth or somewhat scabrous above; ligule very short; 

 leaf-blades 20-60 cm. (8'-24') long, 10-18 mm. (5"-9") wide, scabrous. Spikelets 

 (a) 3 to 5 flowered, 12-16 mm. (6"-8") long; empty glumes (b) unequal, the first 

 shorter than the second, which is exceeded by the spikelet; flowering glumes 

 (c) .somewhat abruptly acuminate. Palea shorter than the glume, exceeded 

 by the bearded grain.— Rich, rocky, wooded hillsides, Ohio to South Dakota, 

 south to Georgia, Arkansas, and Indian Territory. August, September. 



