System Message: Staging server: Data release: 2023-12
Nomenclature: wfo-0000011736
Rudbeckia biennis Fl. N. Amer. 2(2): 309 (1842)
Nomenclatural References
- literature : Fl. N. Amer. (Torr. & A. Gray) 2(2): 309. 1842 [Apr 1842] BHL link from IPNI metadata.
- person : Alvan Wentworth Chapman (1809-1899) Based on occurrence of standard abbreviation 'Chapm.' in the authors string.
- person : Asa Gray (1810-1888) Based on occurrence of standard abbreviation 'A.Gray' in the authors string.
- person : John Torrey (1796-1873) Based on occurrence of standard abbreviation 'Torr.' in the authors string.
- database : IPNI record: 241674-1
- database : The Plant List version 1.0, record: gcc-11137
- database : The Plant List version 1.1, record: gcc-11137
Taxonomy: Unplaced in 2018-07
Occurs in: 2018-07 : 2019-03 : 2019-05 : 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.