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Status of Invasive Plants in Nevada

Total number of exotic species reported: 334

Total number of records in EDDMapS: 12634


Invasive Plants by Category

  • Aquatic - 8 species, 104 records
  • Forbs/Herbs - 193 species, 4200 records
  • Grass or Grasslike - 82 species, 6103 records
  • Hardwood Trees - 15 species, 540 records
  • Shrub or Subshrub - 12 species, 566 records
  • Vines - 18 species, 150 records

Top Ten Abundant Invasive Plants (by number of reports)

  1. cheatgrass - 5151 reports
  2. halogeton - 437 reports
  3. saltcedar - 437 reports
  4. perennial pepperweed - 423 reports
  5. tamarisk - 340 reports
  6. Russian thistle - 332 reports
  7. African mustard - 204 reports
  8. alfalfa - 174 reports
  9. clasping pepperweed - 148 reports
  10. tumble mustard - 133 reports

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

  1. common yarrow - 17/17 (100%)
  2. smooth brome - 17/17 (100%)
  3. cheatgrass - 17/17 (100%)
  4. shepherd's-purse - 17/17 (100%)
  5. flixweed - 17/17 (100%)
  6. redstem filaree - 17/17 (100%)
  7. yellow sweet-clover - 17/17 (100%)
  8. alfalfa - 17/17 (100%)
  9. rabbitfoot polypogon - 17/17 (100%)
  10. Russian-thistle - 17/17 (100%)

Counties with the most invasive species reported

  1. Washoe County - 281 species
  2. Clark County - 224 species
  3. Elko County - 221 species
  4. Nye County - 181 species
  5. Churchill County - 149 species
  6. Humboldt County - 144 species
  7. Douglas County - 141 species
  8. Lincoln County - 131 species
  9. White Pine County - 127 species
  10. Lander County - 126 species

Counties with the least invasive species reported

  1. Esmeralda County - 66 species
  2. Pershing County - 66 species
  3. Eureka County - 73 species
  4. Storey County - 79 species
  5. Mineral County - 91 species
  6. Lyon County - 123 species
  7. Lander County - 126 species
  8. Carson City - 126 species
  9. White Pine County - 127 species
  10. Lincoln County - 131 species

Report created on July 28, 2014 at 04:20 AM by the UGA Center for Invasive Species and Ecosystem Health using EDDMapS Technology and Data.