Also called bat nut, buffalo nut, devil pod, lin kok, ling kio nut, ling nut and singhara.

Part of family Lythraceae.

An annual ♒︎ aquatic plant.  Native to 🌍︎🌏︎ Eurasia and Africa.   🗺 Map by county (🇺🇸 USA-48) (color key).   Invasive > learn+quiz Invasive > 🌐︎ global Invasive > 🇨🇦 🇺🇸 Canada+USA Invasive > report it! Invasive > 🇺🇸 USA Invasive > Michigan prohibited in Michigan, incl. seeds, fragments and derivatives.  Adobe Acrobat Reader file

Uses by native peoples
(Ethnobotany database)
  On No-Planting List by Seneca Nation of Indians SNI.  Adobe Acrobat Reader file (page 65)

Learn more about ♒︎ water-chestnut Trapa natans

Biological Control in Eastern USA  Adobe Acrobat Reader file (page 41)

🔍︎ 🔍︎ images Discover Life Encyclopedia of Life NRCS PLANTS db USGS Wikipedia