⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50119017, with some changes.
This name is a synonym of Penstemon procerus var. brachyanthus .
The record derives from Tropicos which reports it as a synonym (record 50119017
) with original publication details: Notul. Nat. Acad. Nat. Sci. Philadelphia 71: 3–4 3 1941.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:187212-2
.