Penstemon latifolius Krautter
, Contr. Bot. Lab. Morris Arbor. Univ. Pennsylvania 3: 194 (1908).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:187594-2
- Publication
- Contributions from the Botanical Laboratory and the Morris Arboretum of the University of Pennsylvania. Philadelphia, PA
- Collation
- 3: 194
- Family as entered in IPNI
- Scrophulariaceae