External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:808005-1
- Publication
- Bulletin of the Torrey Botanical Club. New York
- Collation
- 32: 206
- Family as entered in IPNI
- Scrophulariaceae
Original Data
- Remarks
- Calif
Links
- Duplicate citation of
- Penstemon austinii Eastw., Bull. Torrey Bot. Club 32: 206 (1905).