Plants usually oblong in the upper portion, sometimes cylindrical. Culms
1.2-2.2 m; internodes glaucous. Sheaths (1.3)2.3-3.1(4.7) mm wide,
usually smooth; ligules ciliate or not, cilia to 0.2 mm; blades
glaucous, glabrous, smooth. Subtending sheaths of inflorescence units usually
2-2.5 mm wide; peduncles shorter than 10 mm; rames usually shorter
than 2 cm, not exserted at maturity. Keels of lower glumes usually scabrous
Andropogon glomeratus var. glaucopsis grows in flatwoods, bogs,
ditches, swamps, pond margins, and swales of the southeastern coastal plain.