Etymology: Sparganium: ancient name, probably sparganon for "a band," referring to ribbon-like leaves
Plants: erect, perennial, emergent aquatic, 1 1/2'- 3 1/2' tall with stout stems
Leaves: thin, flat, keeled or triangular in cross-section
Flowers: female flower green to white, 3-parted, inflorescence 2-4 round heads separated along a sometimes branching stalk
Fruits: shiny, pale brown nutlets with the straight beak shorter than the body , in bur-like heads
Habitat: sun; wet; swamps, shallows; in muddy soil
Conservation Status: Native

Flora of North America: Flora of North America Floristic Rating: Coefficient of Conservatism = 8, Wetland Indicator = OBL Josh Sulman's Key to the Genus Sparganium: Interactive key with photos and descriptions USDA Plants Database: Federal Distribution and detailed information including photos USDA Agricultural Research Service (ARS): Images of seeds, fruits, embryos, etc.