Penstemon ternatus subsp. septentrionalis (Munz & I.M.Johnst.) D.D.Keck
, MadroƱo 3: 216 (1936). BHL- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:187807-2
- Publication
- Madrono; Journal of the California Botanical Society
- Collation
- 3: 216
- Family as entered in IPNI
- Scrophulariaceae