Penstemon attenuatus var. palustris (Pennell) Cronquist
, Vasc. Pl. Pacif. N. W. [C.L. Hitchcock & al.] 4: 373 (1959).- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:187174-2
- Species Name
- Penstemon attenuatus Douglas
- Publication
- Vascular Plants of the Pacific Northwest. Seattle
- Collation
- 4: 373
- Family as entered in IPNI
- Scrophulariaceae