Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Malvids: Sapindales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Toxicodendron rydbergii
FAMILY
Anacardiaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Toxicodendron rydbergii
FAMILY
Anacardiaceae
SYNONYMOUS WITH New manual of vascular plants of northeastern United States and adjacent Canada, digital edition (Naczi & collaborators, 2019)
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
To see larger pictures, click or hover over the thumbnails.
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.
COMPARE leaves that are trifoliolate and pinnately compound
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Toxicodendron rydbergii
FAMILY
Anacardiaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Toxicodendron rydbergii
FAMILY
Anacardiaceae
SYNONYMOUS WITH
New manual of vascular plants of northeastern United States and adjacent Canada, digital edition (Naczi & collaborators, 2019)
Toxicodendron radicans var. rydbergii
SYNONYMOUS WITH
Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Rhus radicans var. rydbergii
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