- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:187553-2
- Publication
- Contributions from the United States National Herbarium. Smithsonian Institution
- Collation
- 25: 488, 495
- Family as entered in IPNI
- Scrophulariaceae
Links
- Nomenclatural link
- Penstemon pumilus var. incanus A.Gray, Syn. Fl. N. Amer. 2(1): 269 (1878).
- Same citation as
- Penstemon incanus (A.Gray) Tidestr.
- Same citation as
- Penstemon incanus Tidestr., Contr. U.S. Natl. Herb. xxv. 495 (1925).