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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)sort ascending Species (Common) Biological Category Type Status
Eragrostis curvula Weeping lovegrass Plants Grass-like Plant Tier 2 - Emerging
Elsholtzia ciliata Crested late summer mint, Vietnamese balm Plants Other Herbaceous Tier 2 - Emerging
Elaeagnus umbellata Autumn Olive Plants Tree Tier 4 - Widespread
Elaeagnus angustifolia Russian olive Plants Tree Tier 2 - Emerging
Egeria densa Brazilian elodea Plants Aquatic Invasives Tier 2 - Emerging
Dreissena polymorpha Zebra Mussel Aquatic Invertebrate Aquatic Invertebrate Tier 3 - Established
Dipsacus laciniatus Cut-leaf teasel Plants Other Herbaceous Tier 2 - Emerging
Dipsacus fullonum Fuller's teasel, common teasel, venuscup Plants Other Herbaceous Tier 4 - Widespread
Dioscorea oppositifolia (D. polystachya, D. batatas) Chinese yam Plants Vine Tier 2 - Emerging
Digitalis purpurea Purple foxglove Plants Other Herbaceous Tier 5 - Watch
Digitalis grandiflora Yellow foxglove Plants Other Herbaceous Tier 5 - Watch
Didymosphenia geminata Didymo Algae & Cyanobacteria Algae & Cyanobacteria Tier 1 - Threat
Cytisus scoparius Scotch broom Plants Shrub or woody bush Tier 2 - Emerging
Cyprinus carpio Common carp Fish Aquatic Vertebrate Tier 3 - Established
Cynanchum rossicum Pale swallow-wort Plants Vine Tier 2 - Emerging
Cynanchum louiseae (C. nigrum, Vincetoxicum nigrum) Black swallowwort Plants Vine Tier 3 - Established
Crassula helmsii Swamp crop, Pygmyweed Plants Aquatic Invasives Tier 1 - Threat
Corydalis solida Spring fumewort Plants Other Herbaceous Tier 5 - Watch
Corydalis incisa Purple keman, Incised fumewort Plants Other Herbaceous Tier 2 - Emerging
Corbicula fluminea Asian Clam Aquatic Invertebrate Aquatic Invertebrate Tier 2 - Emerging

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