System Message: Staging server: Data release: 2023-12
Nomenclature: wfo-0001396035
![Aven Nelson (1859-1952) Aven Nelson (1859-1952)](http://commons.wikimedia.org/wiki/Special:FilePath/Aven%20Nelson.jpg)
Polemonium mellitum var. speciosum New Man. Bot. Centr. Rocky Mt. 405. 1909
Nomenclatural References
- person : Aven Nelson (1859-1952) Based on occurrence of standard abbreviation 'A.Nelson' in the authors string.
- database : IPNI record: 205056-2
Taxonomy: Accepted in 2022-06 classification
Occurs in: 2021-12 : 2022-06 : 2022-12 : 2023-06 : 2023-12 : 2024-06 : 9999-01Placement: Angiosperms > Ericales > Polemoniaceae > Polemonium > Polemonium mellitum > Polemonium mellitum var. speciosum