Native & Naturalized Plants of the Carolinas & Georgia


2926

Shrub; Forb
Perennial

Native: north & west of the Carolinas & Georgia
Documented growing wild in - - -

Rare

Look for it in acid pine-oak forests & woodlands at moderate elevations, per Weakley's Flora

map
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LEAVES:
Deciduous
Pinnately compound: 3 leaflets
Alternate

FLOWER:
Spring
Greenish-yellow/White
Usually bisexual
4-5 sepals
4-5 petals
4-5 stamens

FRUIT:
Summer/Fall
White/Gray
Drupe

 

TO LEARN MORE about this plant, look it up in a good book!



Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Malvids: Sapindales

WEAKLEY'S FLORA (11/30/12):
Toxicodendron rydbergii   FAMILY Anacardiaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Toxicodendron rydbergii   FAMILY Anacardiaceae

SYNONYMOUS WITH Toxicodendron radicans var. rydbergii

SYNONYMOUS WITH Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Rhus radicans var. rydbergii

 

COMMON NAME:
Wesern Poison Ivy


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image of Toxicodendron rydbergii

JK Marlow    jkm090425_038

April    Pickens County    SC

Nine Times Preserve

Leaf lower surface glabrous to sparsely strigose, upper surface glabrous, per Weakley's Flora.


click here to see other plants that look similar to this COMPARE leaves that are trifoliolate and pinnately compound