⚠ Version 1 of The Plant List has been superseded.

This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Triosteum perfoliatum in version 1.1 of The Plant List.

Triosteum perfoliatum var. illinoense Wiegand is a synonym of Triosteum aurantiacum var. illinoense (Wiegand) E.J. Palmer & Steyerm.

This name is a synonym of Triosteum aurantiacum var. illinoense (Wiegand) E.J. Palmer & Steyerm..

The record derives from Tropicos which reports it as a synonym (record 6000389) with original publication details: Rhodora 25(299): 202 202 1923.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:258564-2.