Xyris longisepala, common name Kral's yelloweyed grass, is an uncommon North American species of flowering plants in the yellow-eyed-grass family. It has been found only in a small region in the southeastern United States: southeastern Alabama and the Florida Panhandle.Biota of North America Program 2014 county distribution map
Xyris longisepala is a perennial herb up to 90 cm (3 feet) tall with long, narrow leaves up to 30 cm (12 inches) long but only 3 mm (0.12 inches) wide.Flora of North America, Xyris longisepala Kral, 1966. Kral, Robert D. 1966. Sida 2(3): 245, 247
Xyris longisepala is listed as an endangered species in Florida.
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