Helxine

• a genus of plants in the nettle family Urticaceae containing a single species, Helxine soleirolii, a synonym of Soleirolia soleirolii
• a genus of plants in the knotweed family Polygonaceae, including the following species
• * Helxine convolvulus, a synonym of Fallopia convolvulus
• * Helxine multiflorum, a synonym of Reynoutria multiflora
• * Helxine scandens, a synonym of Fallopia scandens
• * Helxine saggitatum, a synonym of ''Persicaria sagittata''