Sparganium [SEP] parent taxon
Sparganium
Sparganium (bur-reed) is a genus of flowering plants, described as a genus by Linnaeus in 1753. It is widespread in wet areas in temperate regions of both the Northern and Southern Hemispheres. The plants are perennial marsh plants that can grow to 3.5 m (depending on the species), with epicene flowers.
It was previously placed alone in the family Sparganiaceae. "Sparganium" is closely related to the Typhaceae and the APG III system (2009) includes "Sparganium" in that family.
Sparganium acaule
Sparganium acaule is a perennial plant found in the United States of America and Canada. This taxon was included within "Sparganium emersum" by Cook and Nicholls (1986) but was recently resurrected as a distinct species.