Floating Fern
Salvinia natans (L.) All.

Salvinia natans (L.) All., known as Floating Fern, is an annual aquatic fern in the family Salviniaceae. It is a free-floating plant commonly found in standing freshwater habitats with ample sunlight and humidity. Its global distribution includes regions in the Indomalaya and Palaearctic, as well as parts of Europe and North America, where it is sometimes introduced. The species is notable for its fern-like appearance and is often mistaken for moss.
Description
Salvinia natans is a species of aquatic fern that floats freely on the surface of freshwater bodies. It is widely distributed across tropical and temperate regions, including parts of Asia, Europe, and North America. The plant is particularly common in Africa, Asia, and central Europe. It was first described in 1785 and is recognized for its small, moss-like fronds. The species is sometimes introduced outside its native range, as seen in New York State and Massachusetts. Its presence in various regions has been documented, including in Belgium, France, the Netherlands, and other European countries. The plant is adapted to humid environments and thrives in still or slow-moving water.
Other common names
Floating FernFloating watermoss
Distribution
Oriental (Indomalaya) · Palaearctic · TW · Belgium · Flemish Region · France · The Netherlands · Great Britain · TH · IL · Austria · Netherlands · Spain · SE · SI · ID · ES · AU · FR · NO · Global · Ciénaga de montaño, corregimiento de Montaño, Carmen del Darién · NL · HN · Afghanistan · Algeria · Altay · Amur · Assam · Baltic States
Synonyms
Trichomanes villosulumMarsilea patensMarsilea salvinioidesSalvinia europaeaSalvinia sprengeliiSalvinia verticillataSalvinia vulgarisMarsilea natans




