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River to River CWMA

River to River CWMA

The River to River Cooperative Weed Management Area (CWMA) is a partnership between 12 federal and state agencies, organizations, and universities aimed at coordinating efforts and programs for addressing the threat of invasive plants in Southern Illinois. The CWMA was formally established in 2006 (view our MOU) and addresses both terrestrial and aquatic invasive plant species through collaborative projects and activities focused in Education / Public Awareness, Early Detection and Rapid Response, Prevention, Control and Management, and Research. The CWMA is grant funded and projects-based. Our goal is to cooperatively address the short and long-term effects of non-native invasive plants across jurisdictional boundaries within the 11 southern counties of Illinois.


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109 Images of 19 Subjects View Subject List View Image Descriptions View Thumbnails

109 Images    

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5476856
5476856

eastern poison-ivy
Toxicodendron radicans
Stem(s)
Chris Evans

5476888
5476888

dwarf sumac
Rhus copallinum
Fruit(s)
Chris Evans

5476767
5476767

prickly-ash
Zanthoxylum americanum
Foliage
Chris Evans

5476768
5476768

prickly-ash
Zanthoxylum americanum
Foliage
Chris Evans

5476944
5476944

American bladdernut
Staphylea trifolia
Flower(s)
Chris Evans

5476646
5476646

fragrant sumac
Rhus aromatica
Plant(s)
Chris Evans

5476769
5476769

boxelder
Acer negundo
Stem(s)
Chris Evans

5427465
5427465

Rocky Mountain maple
Acer glabrum
Foliage
Chris Evans

5443708
5443708

yellow buckeye
Aesculus flava
Fruit(s)
Chris Evans

5443709
5443709

yellow buckeye
Aesculus flava
Seed(s)
Chris Evans

5444023
5444023

striped maple
Acer pensylvanicum
Bark
Chris Evans

5444024
5444024

striped maple
Acer pensylvanicum
Bark
Chris Evans

5444025
5444025

striped maple
Acer pensylvanicum
Bark
Chris Evans

5443706
5443706

yellow buckeye
Aesculus flava
Seed(s)
Chris Evans

5443707
5443707

yellow buckeye
Aesculus flava
Bark
Chris Evans

1330079
1330079

tree-of-heaven
Ailanthus altissima
Feature(s)
Chris Evans

1330002
1330002

Japanese maple
Acer palmatum
Foliage
Chris Evans

1342096
1342096

smooth sumac
Rhus glabra
Foliage
Chris Evans

2188030
2188030

Amur corktree
Phellodendron amurense
Foliage
Chris Evans

1334057
1334057

bigleaf maple
Acer macrophyllum
Fruit(s)
Chris Evans

1334035
1334035

bigleaf maple
Acer macrophyllum
Twig(s)/Shoot(s)
Chris Evans

1334082
1334082

tree-of-heaven
Ailanthus altissima
Plant(s)
Chris Evans

1334045
1334045

vine maple
Acer circinatum
Foliage
Chris Evans

1334051
1334051

vine maple
Acer circinatum
Foliage
Chris Evans

1334086
1334086

dwarf sumac
Rhus copallinum
Foliage
Chris Evans

1334046
1334046

vine maple
Acer circinatum
Foliage
Chris Evans

1342079
1342079

yellow buckeye
Aesculus flava
Twig(s)/Shoot(s)
Chris Evans

1342118
1342118

smooth sumac
Rhus glabra
Foliage
Chris Evans

1330001
1330001

Japanese maple
Acer palmatum
Foliage
Chris Evans

2190050
2190050

tree-of-heaven
Ailanthus altissima
Infestation
Chris Evans

2190060
2190060

tree-of-heaven
Ailanthus altissima
Infestation
Chris Evans

1330046
1330046

tree-of-heaven
Ailanthus altissima
Sapling(s)
Chris Evans

1330048
1330048

tree-of-heaven
Ailanthus altissima
Seedling(s)
Chris Evans

5427466
5427466

Rocky Mountain maple
Acer glabrum
Foliage
Chris Evans

1342125
1342125

striped maple
Acer pensylvanicum
Foliage
Chris Evans

2190052
2190052

tree-of-heaven
Ailanthus altissima
Infestation
Chris Evans

2190054
2190054

tree-of-heaven
Ailanthus altissima
Tree(s)
Chris Evans

2190059
2190059

tree-of-heaven
Ailanthus altissima
Bark
Chris Evans

2189028
2189028

common horse chestnut
Aesculus hippocastanum
Fruit(s)
Chris Evans

2190057
2190057

tree-of-heaven
Ailanthus altissima
Plant(s)
Chris Evans

2190051
2190051

tree-of-heaven
Ailanthus altissima
Tree(s)
Chris Evans

2153028
2153028

yellow buckeye
Aesculus flava
Foliage
Chris Evans

2153029
2153029

yellow buckeye
Aesculus flava
Foliage
Chris Evans

2153027
2153027

yellow buckeye
Aesculus flava
Foliage
Chris Evans

2190061
2190061

tree-of-heaven
Ailanthus altissima
Infestation
Chris Evans

2190056
2190056

tree-of-heaven
Ailanthus altissima
Foliage
Chris Evans

2190058
2190058

tree-of-heaven
Ailanthus altissima
Bark
Chris Evans

2188028
2188028

Amur corktree
Phellodendron amurense
Bark
Chris Evans

2188026
2188026

Amur corktree
Phellodendron amurense
Bark
Chris Evans

2188029
2188029

Amur corktree
Phellodendron amurense
Foliage
Chris Evans

2188025
2188025

Amur corktree
Phellodendron amurense
Bark
Chris Evans

2188027
2188027

Amur corktree
Phellodendron amurense
Bark
Chris Evans

2188050
2188050

chinaberry
Melia azedarach
Seedling(s)
Chris Evans

2189027
2189027

common horse chestnut
Aesculus hippocastanum
Fruit(s)
Chris Evans

2189026
2189026

common horse chestnut
Aesculus hippocastanum
Fruit(s)
Chris Evans

5125087
5125087

red maple
Acer rubrum
Foliage
Chris Evans

5125086
5125086

eastern poison-ivy
Toxicodendron radicans
Fruit(s)
Chris Evans

2190053
2190053

tree-of-heaven
Ailanthus altissima
Infestation
Chris Evans

5125085
5125085

eastern poison-ivy
Toxicodendron radicans
Fruit(s)
Chris Evans

2190055
2190055

tree-of-heaven
Ailanthus altissima
Plant(s)
Chris Evans

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