Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Malvids: Sapindales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Toxicodendron radicans var. negundo
FAMILY
Anacardiaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Toxicodendron radicans ssp. negundo
FAMILY
Anacardiaceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Toxicodendron radicans ssp. negundo
SYNONYMOUS WITH Floristic Synthesis of North America (Kartesz, 1999)
Toxicodendron radicans ssp. negundo
SYNONYMOUS WITH Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Rhus radicans var. vulgaris
SYNONYMOUS WITH Segregates of the genus Rhus (Greene, 1905)
Toxicodendron negundo
COMMON NAME:
Midwestern Poison Ivy
NameThatPlant has no pictures at this time. You might try this link: Flora of the Southeastern United States
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Toxicodendron radicans var. negundo
FAMILY
Anacardiaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Toxicodendron radicans ssp. negundo
FAMILY
Anacardiaceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Toxicodendron radicans ssp. negundo
SYNONYMOUS WITH
Floristic Synthesis of North America (Kartesz, 1999)
Toxicodendron radicans ssp. negundo
SYNONYMOUS WITH
Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Rhus radicans var. vulgaris
SYNONYMOUS WITH
Segregates of the genus Rhus (Greene, 1905)
Toxicodendron negundo
4877
Shrub; Woody vine
Perennial
Habitat: In a wide range of habitats, including mesic forests, rock outcrops, open areas, and disturbed ground, per Weakley's Flora
Native to South Carolina & Georgia
Rare
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)
DOES THE PLANT HAVE "MILKY SAP"?
Has milky sap (latex)
LEAVES:
Deciduous
Odd-pinnately compound: 3 leaflets
Alternate
FLOWER:
Spring
Greenish-yellow/White
4-5 sepals
4-5 petals
4-5 stamens
Usually bisexual
FRUIT:
Summer/Fall
White/Gray
Drupe
TO LEARN MORE about this plant, look it up in a good book!
- Guide to the Wildflowers of SC, 2nd ed. (McMillan, Porcher, Rayner, & White; 2022) p488
- Woody Plants of the Southeastern US: A Winter Guide (Lance, 2004) p354
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