Redfieldia flexuosa (Thurb.). Blowoutgrass Habit: Tall perennials, with long slender scaly rhizomes. Culms: 60-100 cm. tall, tough. Blades: 30-60 cm. long, 2-4 mm. wide, glabrous, flexuous, usually involute. Sheath: Overlapping. Ligules: A ring of hairs, the shortest in the center. Inflorescence: Panicle oblong, one third to one half of the plant, 20-50 cm. long, with long, diffuse, capillary branches. Spikelets: Numerous 5-7 mm. long, mostly 3-4-flowered, broadly V-shape, the rachilla disarticulating above the glumes and between the florets. Glumes: 2, about equal, acuminate, 1-nerved, glabrous, about half as long as the spikelets. Lemmas: Acute (sometimes mucronate), 4-5 mm. long, compressed-keeled with a basal ring of hairs, 3-nerved. Palea: About as long as its lemma. Fruit: Grain free. Habitat: Sand hills. August-September. Kansas Range: Southwest fourth and Shawnee county. Remarks: A good sandbinding grass.