| field madder | USDA PLANTS Symbol: SHAR2 U.S. Nativity: Exotic Habit: Forbs/Herbs |
| Sherardia arvensis L. |
Jump to: Images | Distribution Maps | Sources
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Taxonomic Rank: Magnoliopsida: Gentianales: Rubiaceae |
| Synonym(s): blue fieldmadder |
| Selected Images from Invasive.org | View All Images at Invasive.org |
 Plant(s); John D. Byrd, Mississippi State University, Bugwood.org Additional Resolutions & Image Usage |
 Plant(s); plant. Joseph M. DiTomaso, University of California - Davis, Bugwood.org Additional Resolutions & Image Usage |
 Flower(s); flowering stem. Joseph M. DiTomaso, University of California - Davis, Bugwood.org Additional Resolutions & Image Usage |
 Plant(s); John D. Byrd, Mississippi State University, Bugwood.org Additional Resolutions & Image Usage |
 Plant(s); in flower Rebekah D. Wallace, University of Georgia, Bugwood.org Additional Resolutions & Image Usage |
 Plant(s); Rebekah D. Wallace, University of Georgia, Bugwood.org Additional Resolutions & Image Usage |
 Foliage; Rebekah D. Wallace, University of Georgia, Bugwood.org Additional Resolutions & Image Usage |
 Foliage; whorled leaves and calyx surrounding fruit. Joseph M. DiTomaso, University of California - Davis, Bugwood.org Additional Resolutions & Image Usage |
 Root(s); Rebekah D. Wallace, University of Georgia, Bugwood.org Additional Resolutions & Image Usage |
| 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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| U.S. National Parks where reported invasive: |
| Haleakala National Park (Hawaii) |
| Invasive Listing Sources: |
| Jil M. Swearingen, Survey of invasive plants occurring on National Park Service lands, 2000-2007 |
| WeedUS - Database of Plants Invading Natural Areas in the United States |
