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Species Information

Below is an alphabetical listing (by scientific name) of some of the invasive species in our region. Click on the column header to sort by that column or search using the filter below.

Species (Scientific) Species (Common)sort descending Biological Category Type Status
Phellodendron amurense Amur corktree Plants Tree Tier 2 - Emerging
Lonicera maackii Amur Honeysuckle Plants Shrub or woody bush Tier 3 - Established
Corbicula fluminea Asian Clam Aquatic Invertebrate Aquatic Invertebrate Tier 2 - Emerging
Carex kobomugi Asiatic sand sedge, Japanese sedge Plants Grass-like Plant Tier 1 - Threat
Elaeagnus umbellata Autumn Olive Plants Tree Tier 4 - Widespread
Vitex rotundifolia Beach vitex, Roundleaf chastetree Plants Shrub or woody bush Tier 1 - Threat
Mahonia bealei Beales barberry Plants Shrub or woody bush Tier 5 - Watch
Kolkwitzia amabilis Beautybush Plants Shrub or woody bush Tier 5 - Watch
Perilla frutescens Beefsteak plant Plants Other Herbaceous Tier 2 - Emerging
Prunus avium Bird cherry Plants Tree Tier 4 - Widespread
Centaurea nigra Black knapweed, Lesser knapweed Plants Other Herbaceous Tier 4 - Widespread
Robinia pseudoacacia Black Locust Plants Tree Tier 4 - Widespread
Cynanchum louiseae (C. nigrum, Vincetoxicum nigrum) Black swallowwort Plants Vine Tier 3 - Established
Ligustrum obtusifolium Border Privet Plants Shrub or woody bush Tier 3 - Established
Pyrus calleryana Bradford pear Plants Tree Tier 3 - Established
Egeria densa Brazilian elodea Plants Aquatic Invasives Tier 2 - Emerging
Najas minor Brittle naiad Plants Aquatic Invasives Tier 3 - Established
Lepidium latifolium Broad-leaved pepper-grass Plants Other Herbaceous Tier 1 - Threat
Myriophyllum heterophyllum Broadleaf/variable-leaf watermilfoil Plants Aquatic Invasives Tier 1 - Threat
Centaurea jacea Brown knapweed, Brown starthistle Plants Other Herbaceous Tier 4 - Widespread

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