Penstemon laricifolius subsp. exilifolius (A.Nelson) D.D.Keck
, Bull. Torrey Bot. Club 64: 381 (1937). BHL- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:187590-2
- Publication
- Bulletin of the Torrey Botanical Club. New York
- Collation
- 64: 381
- Family as entered in IPNI
- Scrophulariaceae
Links
- Nomenclatural link
- Penstemon exilifolius A.Nelson, Bull. Torrey Bot. Club 28: 230 (1901).