System Message: Staging server: Data release: 2023-12
Nomenclature: wfo-0001395343
![Aven Nelson (1859-1952) Aven Nelson (1859-1952)](http://commons.wikimedia.org/wiki/Special:FilePath/Aven%20Nelson.jpg)
Penstemon coloradoensis var. glabrescens Publ. Univ. Wyoming 3: 105 (1937)
Nomenclatural References
- person : Aven Nelson (1859-1952) Based on occurrence of standard abbreviation 'A.Nelson' in the authors string.
- person : Francis W. Pennell (1886-1952) Based on occurrence of standard abbreviation 'Pennell' in the authors string.
- database : IPNI record: 187284-2
Taxonomy: Unplaced in 2022-12
Occurs in: 2021-12 : 2022-06 : 2022-12 : 2023-06 : 2023-12 : 2024-06 : 9999-01Associated Names
These are genera with the same genus name in this classification but a taxonomist hasn't confirmed this as a good taxon or synonym.