Penstemon angustifolius var. venosus (D.D.Keck) N.H.Holmgren Brittonia 31: 104 (1979)

Nomenclatural References

• literature : Holmgren, N. H. (1979). Nomenclatural Changes in Some Intermountain Penstemons (Scrophulariaceae). Brittonia, 31(1), 104. https://doi.org/10.2307/2806680 DOI link imported from Page, R. (2023). doi:10.5281/zenodo.7974720
• person : David D. Keck (1903-1995) Based on occurrence of standard abbreviation 'D.D.Keck' in the authors string.
• person : Noel Herman Holmgren (b.1937) Based on occurrence of standard abbreviation 'N.H.Holmgren' in the authors string.
• database : IPNI record: 187150-2
• database : The Plant List v1.1 record tro-29201247
• database : The Plant List version 1.0, record: tro-29201247