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Sporobolus virginicus is a low-growing vigorous perennial grass that spreads by rhizomes. The height ranges from 4 to 8 inches tall. Roots can grow down to 18” deep. Leaves are 1-4” long and 0.04-0.12” wide with distinctly two ranked and salt crystals common on leaves and stems. The leaf sheath is overlapping and hairy at the throat. Its inflorescence is dense and spike-like. The panicle, 3” long, is shorter than other Sporobolus species.