⚠ Version 1 of The Plant List has been superseded.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 Penstemon leonardii in version 1.1 of The Plant List.
This name is a synonym of Penstemon higginsii .
The record derives from Tropicos which reports it as a synonym (record 29204248
) with original publication details: Great Basin Naturalist 46(3): 459-460 459 1986.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:282309-2
.