- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:187142-2
- Species Name
- Penstemon ambiguus Torr., Ann. Lyceum Nat. Hist. New York 2(7): 228. (1827).
- Publication
- Proceedings of the American Academy of Arts and Sciences. Boston, MA
- Collation
- 6: 65
- Family as entered in IPNI
- Scrophulariaceae
Nomenclatural Notes
(as Pentstemon)