⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-1300274, with some changes.
This name is a synonym of Toxicodendron radicans subsp. rydbergii .
The record derives from Tropicos which reports it as a synonym (record 1300274
) with original publication details: Leafl. Bot. Observ. Crit. 1(9): 117 117 1905.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:255789-2
.