Rhynchospora colorata (L.) H. Pfeiffer
Distribution: Southern U.S. to South America
Habitat: Open moist meadows, shores
Florida status: Native, common
Recognition: Bracts white and petal-like. The similar but larger Rhynchospora latifolia also has white bracts but 6 or more (vs. 6 or fewer), these > 5 mm (vs. < 5 mm) wide at the base.