Penstemon bicolor (Brandegee) Clokey & D.D.Keck
, Bull. S. Calif. Acad. Sci. 38: 12 (1939).- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:187208-2
- Publication
- Bulletin of the Southern California Academy of Sciences
- Collation
- 38: 12
- Family as entered in IPNI
- Scrophulariaceae