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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
Humulus japonicus Japanese hops Plants Vine Tier 3 - Established
Primula japonica Japanese primrose Plants Other Herbaceous Tier 2 - Emerging
Viburnum plicatum Japanese snowball Plants Shrub or woody bush Tier 2 - Emerging
Spiraea japonica Japanese spiraea, Japanese meadowsweet Plants Shrub or woody bush Tier 5 - Watch
Microstegium vimineum Japanese stiltgrass Plants Grass-like Plant Tier 4 - Widespread
Clematis terniflora Japanese virgin's-bower, Yam-leaved virgin's-bower, Sweet autumn virgin's-bower Plants Vine Tier 3 - Established
Wisteria floribunda Japanese wisteria Plants Vine Tier 4 - Widespread
Rhodotypos scandens Jetbead Plants Shrub or woody bush Tier 3 - Established
Polygonum cuspidatum, Polygonum sachalinensis and Polygonum × bohemica Knotweed: Japanese knotweed, giant knotweed and Bohemian knotweed Plants Other Herbaceous Tier 4 - Widespread
Pueraria montana Kudzu Plants Vine Tier 2 - Emerging
Euphorbia esula Leafy spurge Plants Other Herbaceous Tier 3 - Established
Ficaria verna Lesser celandine, Fig buttercup Plants Other Herbaceous Tier 3 - Established
Viburnum dilatatum Linden viburnum (linden arrowwood) Plants Shrub or woody bush Tier 2 - Emerging
Murdannia keisak Marsh dewflower Plants Plants Tier 1 - Threat
Persicaria perfoliata (Polygonum perfoliatum) Mile-a-minute, Asiatic tearthumb Plants Vine Tier 3 - Established
Euphorbia lathyris Mole plant, Caper spurge Plants Other Herbaceous Tier 5 - Watch
Lonicera morrowii Morrow's Honeysuckle Plants Shrub or woody bush Tier 4 - Widespread
Artemisia vulgaris Mugwort Plants Other Herbaceous Tier 4 - Widespread
Rosa multiflora Multiflora rose Plants Shrub or woody bush Tier 4 - Widespread
Cardamine impatiens Narrowleaf bittercress Plants Other Herbaceous Tier 3 - Established

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