| spiny emex | USDA PLANTS Symbol: EMSP U.S. Nativity: Exotic Habit: Forbs/Herbs |
| Emex spinosa (Linnaeus) Campdera |
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Taxonomic Rank: Magnoliopsida: Polygonales: Polygonaceae |
| Synonym(s): devil's thorn, Spiny emex, Prickly doc, Spiny threecorner Jack, emex, devil's thorn |
Identification, Biology, Control and Management Resources
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| EDDMapS Distribution: This map is incomplete and is based only on current site and county level reports made by experts and records obtained from USDA Plants Database. For more information, visit www.eddmaps.org |
 State List This map identifies those states that list this species on their invasive species list or law. 
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| Invasive Listing Sources: |
