"Tufted perennial 3–6 dm; culms hairy below the infl; ligule short, erose; blades 1–3 mm wide, flat, or involute when dry; spike-like panicle 5–12 × 1–2 cm; spikelets subsessile, overlapping, ± scabrous; first glume lance-oblong, 2.6–4+ mm; second glume broadest above the middle, 3.2–5+ mm; lemma awnless; anthers 1–1.8 mm; 2n=14, 28, 42, 56, 70, 84. Dry soil, prairies, sand-hills, and open woods; circumboreal, s. in Amer. to Del., Mo., and Tex.; s. S. Amer. (K. cristata, an illegitimate name; K. gracilis; K. macrantha; K. nitida)"
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