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Common Name: poison-ivy, markweed
Scientific Name: Toxicodendron radicans
(L.) Ktze., syn. Rhus radicans
Family Name: Anacardiaceae - Cashew Family

Identification Notes:

life cycle - perennial, reproducing by seeds and creeping roots

stems - trailing or climbing vine, climbing with support of aerial roots, roots with soil contact, woody growth habit 1, growth habit 2, growth habit 3, growth habit 4, stems

leaves - alternate, shiny, margins entire to randomly toothed; 3 ovate leaflets, two lateral short stalked, central long stalked leaves 1, leaves 2, leaves 3, leaves 4, fall leaves 1, fall leaves 2, fall leaves 3

flowers - 5-petaled, yellowish-green to green, small, male and female on separate plants; axillary clusters

fruits - green berries, turn light gray when mature fruits

Images:

Toxicodendron radicans thumbnail 1 Toxicodendron radicans thumbnail 2 Toxicodendron radicans thumbnail 3
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Toxicodendron radicans thumbnail 4 Toxicodendron radicans thumbnail 5 Toxicodendron radicans thumbnail 6
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Toxicodendron radicans thumbnail 7 Toxicodendron radicans thumbnail 8 Toxicodendron radicans thumbnail 9
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Toxicodendron radicans thumbnail 10 Toxicodendron radicans thumbnail 11 Toxicodendron radicans thumbnail 12 Toxicodendron radicans thumbnail 13
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