The Plant List — A working list for all plant species

⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-50079834, with some changes.

L Penstemon ambiguus var. thurberi (Torr.) A. Gray is a synonym of Leiostemon thurberi (Torr.) Greene

This name is a synonym of Leiostemon thurberi (Torr.) Greene.

The record derives from Tropicos which reports it as a synonym (record 50079834) with original publication details: Proc. Amer. Acad. Arts 6: 65 65 1862.

Full publication details for this name can be found in IPNI: