The Plant List — A working list for all plant species

M Penstemon caeruleum Nutt. is a synonym of Chelone caeruleum (Nutt.) Spreng.

This name is a synonym of Chelone caeruleum (Nutt.) Spreng..

The record derives from Tropicos (data supplied on ) which reports it as a synonym (record 50080704) with original publication details: Gen. N. Amer. Pl. 2: 52–53 1818.

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

Earlier versions

This name was in version 1 of The Plant List, record tro-50080704, and has not been changed.