System Message: Staging server: Data release: 2023-12
Nomenclature: wfo-0000082689
Helianthus nuttallii subsp. rydbergii Brittonia 18: 77 (1966)
Nomenclatural References
- literature : Long, R. W. (1966). Biosystematics of the Helianthus nuttallii Complex (Compositae). Brittonia, 18(1), 64. https://doi.org/10.2307/2805111 DOI link imported from Page, R. (2023). doi:10.5281/zenodo.7974720
- person : Nathaniel Lord Britton (1859-1934) Based on occurrence of standard abbreviation 'Britton' in the authors string.
- person : Robert William Long (1927-1976) Based on occurrence of standard abbreviation 'R.W.Long' in the authors string.
- database : IPNI record: 119197-2
- database : The Plant List v1.1 record gcc-39190
- database : The Plant List version 1.0, record: gcc-39190
Taxonomy: Accepted in 2018-07 classification
Occurs in: 2018-07 : 2019-03 : 2019-05 : 2021-12 : 2022-06 : 2022-12 : 2023-06 : 2023-12 : 2024-06 : 9999-01Placement: Asterales > Compositae > Helianthus > Helianthus nuttallii > Helianthus nuttallii subsp. rydbergii