Xyris stricta, the pineland yelloweyed grass, is a North American species of flowering plants in the yellow-eyed-grass family. It grows on the coastal plain of the southern United States from the Carolinas to Texas. Xyris stricta is a perennial herb with a stem up to 100 cm (40 inches) tall with long, narrow leaves up to 60 cm (5 feet) long but generally less than 10 mm (0.4 inches) wide.