Penstemon longiflorus (Pennell) S.L.Clark
, Great Basin Naturalist 35(4): 434 (1976).- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:187466-2
- Publication
- Great Basin Naturalist
- Collation
- 35(4): 434
- Date of Publication
- dt. 31 Dec 1975; publ. 22 Mar 1976
- Family as entered in IPNI
- Scrophulariaceae