Summary ⁶

Toxicodendron a genus of flowering plants in the sumac family, Anacardiaceae. It contains woody trees, shrubs and vines, including poison ivy, poison oak, and the lacquer tree. All members of the genus produce the skin-irritating oil urushiol, which can cause a severe allergic reaction. The generic name is derived from the Greek words τοξικός (toxikos), meaning "poison," and δένδρον (dendron), meaning "tree".

Sources and Credits

1. (c) Sam Fraser-Smith, some rights reserved (CC BY), http://www.flickr.com/photos/8379434@N07/3778154190
2. (c) Even Dankowicz, all rights reserved, uploaded by Even Dankowicz
3. (c) Bob Peterson, some rights reserved (CC BY), https://www.flickr.com/photos/pondapple/33155265531/
4. (c) H. Zell, some rights reserved (CC BY-SA), http://commons.wikimedia.org/wiki/File:Toxicodendron_radicans_004.JPG
5. (c) JESpencer, some rights reserved (CC BY-SA), http://commons.wikimedia.org/wiki/File:Toxicodendron_radicans_01.jpg
6. (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Toxicodendron

More Info

• iNat taxon page
• Biodiversity Heritage Library
• BOLD Systems BIN search
• Calflora
• CalPhotos
• 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)
• Jepson eFlora
• Maryland Biodiversity Project
• NatureServe Explorer 2.0
• SEINet Symbiota portals
• Tropicos
• USDA PLANTS database
• VASCAN by Canadensys
• World Flora Online

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