Plants of Southern New Jersey

Citizens United to Protect the Maurice River & Its Tributaries
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Plant Profile

Toxicodendron radicans (L.) Kuntze  

poison ivy

Toxicodendron radicans
Toxicodendron radicans
Photo by Renee Brecht Britton and Brown. See credits below.**

Robert H. Mohlenbrock @ USDA-NRCS PLANTS Database / USDA SCS. 1991. Southern wetland flora: Field office guide to plant species. South National Technical Center, Fort Worth

Botanical name: Toxicodendron radicans (L.) Kuntze
Common name: poison ivy
Group: dicot
Family: Anacardiaceae
Growth Type: perennial
Duration: shrub
Origin: native
Plant height: can climb up to 80', taking over dead trees
Foliage: on petioles, ternate, with three leaflets. Highly variable; may be entire or slightly toothed, or lobed.
Flower color: small greenish flowers followed by a white berry that birds enjoy
Flowering/fruiting time May
Habitat: various landscapes, woods, pastures, etc. Also may be found in both brackish and tidal areas.
Range in New Jersey: throughout
Heritage ranking if any: n/a
Misc.: A woody vine that produces urushiol, which causes an itching rash for most people.
There is a wide amount of variability in both growth habitat and leaf appearance.
The vine is hairy yearround.
"Leaves of three let it be; hairy vine, no friend of mine"

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USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 484.
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