Nomenclature: wfo-0001138418
![Marcus E. Jones (1852-1934) Marcus E. Jones (1852-1934)](http://commons.wikimedia.org/wiki/Special:FilePath/Marcus%20Jones.jpg)
![Noel Herman Holmgren (b.1937) Noel Herman Holmgren (b.1937)](http://commons.wikimedia.org/wiki/Special:FilePath/Noel%20Herman%20Holmgren%20-%20American%20botanist.jpg)
Penstemon pachyphyllus var. congestus Brittonia 31: 105 (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 : Marcus E. Jones (1852-1934) Based on occurrence of standard abbreviation 'M.E.Jones' 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: 187629-2
- database : IPNI record: 891439-1
- database : The Plant List v1.1 record tro-29204306
- database : The Plant List version 1.0, record: tro-29204306
Taxonomy: Accepted in 2018-07 classification
Occurs in: 2018-07 : 2019-03 : 2019-05 : 2021-12 : 2022-06 : 2022-12 : 2023-06 : 2023-12 : 2024-06Placement: Lamiales > Plantaginaceae > Penstemon > Penstemon pachyphyllus > Penstemon pachyphyllus var. congestus