Northern Prairie Wildlife Research Center
Southern Wetland Flora
Field Office Guide to Plant Species
Toxicodendron radicans (L.) Kuntze
- Family: Sumac (Anacardiaceae)
- Flowering: May-July
- Field Marks: This species is distinguished by its 3 leaflets and its usually smooth, non-warty,
- Habitat: In nearly every possible habitat.
- Habit: Trailing or climbing woody vine with aerial roots, or erect shrub.
- Stems: Woody, trailing, climbing, or erect, smooth or sometimes hairy, up to 4 inches in
- Leaves: Alternate, divided into 3 leaflets, the leaflets extremely variable; leaflets ovate, pointed
at the tip, rounded or tapering at the sometimes asymmetrical base, with or without teeth or
shallow lobes, smooth or hairy, up to 8 inches long, up to 4 inches wide.
- Flowers: Numerous, borne in panicles from the axils of the leaves; panicles up to 3 inches long.
- Sepals: 5, green, united at the base.
- Petals: 5, green or yellow-green, free from each other, up to 1/12 inch long.
- Stamens: 5.
- Pistils: Ovary superior.
- Fruits: Drupes spherical, white to gray-white, usually smooth, up to 1/4 inch in diameter.
- Notes: All parts of this plant may be poisonous to susceptible individuals. It is extremely variable
in growth form and characteristics of the leaves.
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