Nomenclature: wfo-0000034980

Proc. Acad. Nat. Sci. Philadelphia 1892: 362. 1893 Asa Gray (1810-1888) Edward Lee Greene (1843-1915)

Carduus americanus (A.Gray) Greene Proc. Acad. Nat. Sci. Philadelphia 1892: 362 (1893)

Nomenclatural References


Taxonomy: Synonym in 2022-12

Occurs in: 2018-07 : 2019-03 : 2019-05 : 2021-12 : 2022-06 : 2022-12 : 2023-06 : 2023-12 : 2024-06 : 9999-01

Accepted name is: Cirsium scariosum var. americanum (A.Gray) D.J.Keil

Placement

Taxonomic References