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The following list is a compilation of Illinois state law invasive plant lists and DNR invasive plant lists organized in alphabetical order by Latin name as provided by MIPN.  It was last updated on May, 2015.
Illinois State Law identifies the following:
  • AQ – Illinois Aquatic Injurious Plant Species
  • N – Illinois Noxious Weed
  • E = Illinois Exotic Weed
Items on the DNR Invasive Plant List for Illinois are indicated with an
  • A – General Invasive plant
Each species is linked to the Invasive Plant Atlas of the United States, a collaborative project between the National Park Service and the University of Georgia Center for Invasive Species and Ecosystem Health.  

 

Last Updated May 2015

 

 

 

 

 

 

 

 

 

 Common Name

Scientific Name

IL Law

IL List

 

Amur maple

Acer ginnala

 

A

 

Norway maple

Acer platanoides

 

A

 

Japanese chaff flower

Achyranthes japonica

 

A

 

tree of heaven

Ailanthus altissima

 

A

 

garlic mustard

Alliaria petiolata

 

A

 

wild garlic

Allium vineale

 

A

 

common ragweed

Ambrosia artemisifolia5

N

 

 

giant ragweed

Ambrosia trifida5

N

 

 

mosquito fern

Azolla pinnata

Aq

 

 

Japanese barberry

Berberis thunbergii

 

A

 

field brome

Bromus arvensis

 

A

 

smooth brome

Bromus inermis

 

A

 

bald brome

Bromus racemosus

 

A

 

rye brome

Bromus secalinus

 

A

 

cheatgrass

Bromus tectorum

 

A

 

flowering rush

Butomus umbellatus

Aq

 

 

musk thistle

Carduus nutans

N

A

 

caulerpa or Mediterranean killer algae

Caulerpa taxifolia

Aq

 

 

Asian bittersweet, oriental bittersweet

Celastrus orbiculatus

 

A

 

spotted knapweed

Centaurea biebersteinii, Centaurea maculosa or Centaurea stoebe

 

A

 

chicory

Cichorium intybus

 

A

 

Canada thistle

Cirsium arvense

N

A

 

bull thistle

Cirsium vulgare

 

A

 

sweet autumn virginsbower

Clematis terniflora

 

A

 

poison hemlock

Conium maculatum

 

A

 

Wild carrot, Queen Anne's lace

Daucus carota

 

A

 

Chinese yam

Dioscorea polystachya (oppositifolia)

 

A

 

common teasel

Dipsacus fullonum

 

A

 

cutleaf teasel

Dipsacus laciniatus

 

A

 

Brazilian waterweed

Egeria densa

Aq

A

 

anchored water hyacinth

Eichhornia azurea

Aq

 

 

Russian olive

Elaeagnus angustifolia

 

A

 

thorny olive

Elaeagnus pungens

 

A

 

autumn olive

Elaeagnus umbellata

 

A

 

burning bush

Euonymus alatus

 

A

 

wintercreeper

Euonymus fortunei

 

A

 

leafy spurge

Euphorbia esula

 

A

 

tall fescue

Festuca elatior / Schenodorus arundinacea / Festuca arundinacea

 

A

 

meadow fescue

Festuca pratensis

 

A

 

glossy buckthorn

Frangula alnus / Rhamnus frangula

E

A

 

Creeping Charlie, ground ivy

Glechoma hederacea

 

A

 

English ivy

Hedera helix

 

A

 

orange day-lily, tawny day-lily

Hemerocallis fulva

 

A

 

dame's rocket

Hesperis matronalis

 

A

 

hydrilla

Hydrilla verticillata

Aq

 

 

European frogbit

Hydrocharis morsus-ranae

Aq

 

 

Indian swampweed, miramar weed

Hygrophilia polysperma

Aq

 

 

St. John's wort

Hypericum perforatum

 

A

 

Chinese water spinach

Ipomoea aquatic

Aq

 

 

yellow iris

Iris pseudacorus

Aq

 

 

Korean lespedeza

Kummerowia stipulacea

 

A

 

oxygen−weed, African elodea or African waterweed

Lagarosiphon major

Aq

 

 

bicolor lespedeza

Lespedeza bicolor

 

A

 

sericea lespedeza

Lespedeza cuneata

 

A

 

oxeye daisy

Leucanthemum vulgare / Chrysanthemum leucanthemum

 

A

 

blunt leaved privet, border privet

Ligustrum obtusifolium

 

A

 

common privet

Ligustrum vulgare

 

A

 

Asian marshweed

Limnophila sessiliflora

Aq

 

 

fragrant honeysuckle

Lonicera fragrantissima

 

A

 

Japanese honeysuckle

Lonicera japonica

E

A

 

Amur honeysuckle

Lonicera maacki

 

A

 

Amur honeysuckle

Lonicera maackii

 

A

 

Morrow's honeysuckle

Lonicera morrowii

 

A

 

Manchurian honeysuckle

Lonicera ruprechtiana

 

A

 

trumpet honeysuckle

Lonicera sempervirens

 

A

 

Standish’s honeysuckle

Lonicera standishii

 

A

 

Tatarian honeysuckle, Amur honeysuckle

Lonicera tatarica

 

A

 

Bell's honeysuckle, Amur honeysuckle

Lonicera x bella

 

A

 

goldflame hoenysuckle

Lonicera x heckrottii

 

A

 

honeysuckle

Lonicera x minutiflora

 

A

 

honeysuckle

Lonicera x notha

 

A

 

fly honeysuckle

Lonicera x xylosteoides

 

A

 

European fly honeysuckle, dwarf honeysuckle

Lonicera xylosteum

 

A

 

moneywort

Lysimachia nummularia

 

A

 

purple loosestrife

Lythrum salicaria

E

A

 

purple loosestrife

Lythrum salicaria

E

A

 

osage-orange

Maclura pomifera

 

A

 

yellow sweet clover

Melilotus officinalis

 

A

 

spearmint

Mentha spicata

 

A

 

peppermint

Mentha x piperita

 

A

 

Japanese stiltgrass

Microstegium vimineum

 

A

 

Chinese maiden grass, Chinese silvergrass

Miscanthus sinensis

 

A

 

monochoria, arrowleaf, or false pickerelweed

Monochoria hastata

Aq

 

 

heartshape or false pickerelweed

Monochoria vaginalis

Aq

 

 

white mulberry

Morus alba

 

A

 

parrot feather

Myriophyllum aquaticum

Aq

 

 

Eurasian watermilfoil

Myriophyllum spicatum

Aq

A

 

brittle naiad

Najas minor

Aq

A

 

watercress

Nasturtium officinale / Rorippa nasturtium-aquaticum

 

A

 

yellow floating hearts

Nymphoides peltata

Aq

 

 

star-of-Bethlehem

Ornithogalum umbellatum

 

A

 

duck lettuce

Ottelia alismoides

Aq

 

 

wild parsnip

Pastinaca sativa

 

A

 

reed canary grass

Phalaris arundinacea

 

A

 

common reed

Phragmites australis ssp australis

 

A

 

Kentucky bluegrass

Poa pratensis

 

A

 

Japanese knotweed

Polygonum cuspidatum/Fallopia japonica

 

A

 

white poplar

Populus alba

 

A

 

curly-leaved pondweed

Potamogeton crispus

Aq

A

 

kudzu

Pueraria montana var. lobata

E, N

A

 

callery pear

Pyrus calleryana

 

A

 

buckthorn

Rhamnus arguta

E

 

 

common buckthorn

Rhamnus cathartica

E

A

 

Dahurian buckthorn

Rhamnus davurica

E

A

 

Japanese buckthorn

Rhamnus japonica

E

A

 

Chinese buckthorn

Rhamnus utilis

E

A

 

jetbead

Rhodotypos scandens

 

A

 

black locust

Robinia pseudoacacia5

 

A

 

multiflora rose

Rosa multiflora

E

A

 

arrowhead

Sagittaria sagittifolia

Aq

 

 

giant salvinia

Salvinia auriculata, biloba, or herzogii

Aq

 

 

aquarium watermoss or giant salvinia

Salvinia molesta

Aq

 

 

crownvetch

Securigera varia / Coronilla varia

 

A

 

giant foxtail

Setaria faberia

 

A

 

foxtail millet

Setaria italica

 

A

 

bristly foxtail

Setaria verticillata

 

A

 

green foxtail

Setaria viridis

 

A

 

climbing nightshade, bittersweet nightshade

Solanum dulcamara

 

A

 

perennial sow thistle

Sonchus arvensis

N

 

 

sorghum almum

Sorghum almum

N

 

 

Johnson grass

Sorghum halepense

N

A

 

Exotic bur-reed

Sparganium erectum

Aq

 

 

Spreading hedgeparsley

Torilis arvensis

 

A

 

western salsify

Tragopogon dubius

 

A

 

water chestnut

Trapa natans

Aq

 

 

puncturevine

Tribulus terrestris

 

A

 

Siberian elm

Ulmus pumila

 

A

 

common mullein

Verbascum thapsus

 

A

 

common vetch

Vicia sativa

 

A

 

Japanese wisteria

Wisteria floribunda

 

A

 

Chinese wisteria

Wisteria sinensis

 

A

 

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