Status of Invasive Plants in Missouri

Total number of exotic species reported: 481

Total number of records in EDDMapS: 28387


Invasive Plants by Category

  • Aquatic - 17 species, 553 records
  • Conifer Trees - 1 species, 1 records
  • Forbs/Herbs - 269 species, 12962 records
  • Grass or Grasslike - 71 species, 3250 records
  • Hardwood Trees - 32 species, 578 records
  • Shrub or Subshrub - 39 species, 2085 records
  • Vines - 35 species, 1369 records

Top Ten Abundant Invasive Plants (by number of reports)

  1. sericea lespedeza - 978 reports
  2. multiflora rose - 558 reports
  3. Japanese honeysuckle - 276 reports
  4. common mullein - 232 reports
  5. shepherd's-purse - 228 reports
  6. spotted knapweed - 224 reports
  7. yellow rocket - 219 reports
  8. yellow sweet-clover - 216 reports
  9. red sorrel - 208 reports
  10. sulfur cinquefoil - 207 reports

Top Ten Widespread Invasive Plants (by number of positive counties)

  1. common mullein - 114/115 (99%)
  2. common ragweed - 114/115 (99%)
  3. annual ragweed - 114/115 (99%)
  4. shepherd's-purse - 114/115 (99%)
  5. common yarrow - 110/115 (96%)
  6. yellow rocket - 110/115 (96%)
  7. yellow sweet-clover - 108/115 (94%)
  8. bittersweets - 108/115 (94%)
  9. red sorrel - 105/115 (91%)
  10. sulfur cinquefoil - 104/115 (90%)

Counties with the most invasive species reported

  1. St. Louis County - 428 species
  2. Jackson County - 341 species
  3. Boone County - 323 species
  4. Jasper County - 268 species
  5. Greene County - 249 species
  6. Cape Girardeau County - 247 species
  7. Jefferson County - 228 species
  8. Newton County - 220 species
  9. Franklin County - 211 species
  10. Clay County - 202 species

Counties with the least invasive species reported

  1. St. Louis city - 8 species
  2. Daviess County - 69 species
  3. Shelby County - 77 species
  4. Gentry County - 77 species
  5. Worth County - 79 species
  6. Mercer County - 84 species
  7. Moniteau County - 86 species
  8. Harrison County - 87 species
  9. Scotland County - 88 species
  10. Lewis County - 90 species

Report created on April 24, 2014 at 10:11 PM by the UGA Center for Invasive Species and Ecosystem Health using EDDMapS Technology and Data.



Bugwood Center Developed by The University of Georgia - Center for Invasive Species and Ecosystem Health.
Last updated on Tuesday, December 04, 2012 at 08:59 AM