- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:1033417-2
- Family as entered in IPNI
- Scrophulariaceae
Links
- Nomenclatural link
- Penstemon caudatus A.Heller, Minnesota Bot. Stud. 2: 34 (1898).
- Duplicate citation of
- Penstemon angustifolius subsp. caudatus (A.Heller) D.D.Keck, J. Wash. Acad. Sci. 29: 490 (1939).