Summary ²

The water caltrop, water chestnut, buffalo nut, bat nut, devil pod, Singhara (Hindi: सिंघाडा)سنگھارا (Urdu) or Pani-fol (Hindi: पानीफल) is any of three extant species of the genus Trapa: Trapa natans, T. bicornis and the endangered Trapa rossica. The species are floating annual aquatic plants, growing in slow-moving water up to 5 meters deep, native to warm temperate parts of Eurasia and Africa. They bear ornately shaped fruits, which in the case of T. bicornis resemble the...

Sources and Credits

1. (c) Karelj, some rights reserved (CC BY-SA), http://commons.wikimedia.org/wiki/File:Trapa_natans_Prague_2012_1.jpg
2. (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Trapa_natans

More Info

• iNat taxon page
• African Plants - a photo guide
• Biodiversity Heritage Library
• BOLD Systems BIN search
• eFloras.org
• Flora of North America (beta)
• Global Biodiversity Information Facility (GBIF)
• Go Botany
• HOSTS - a Database of the World's Lepidopteran Hostplants
• IPNI (with links to POWO, WFO, and BHL)
• Maryland Biodiversity Project
• NatureServe Explorer 2.0
• SEINet Symbiota portals
• Tropicos
• USDA PLANTS database
• VASCAN by Canadensys
• World Flora Online
• 日本のレッドデータ検索システム
• 植物和名−学名インデックス YList

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