Nomenclature: wfo-1000021253

Berberis difficilis Harber Monogr. Syst. Bot. Missouri Bot. Gard. 136: 176 (2020)

Taxonomy: Accepted in 2023-12 classification

Occurs in: 2022-12 : 2023-06 : 2023-12 : 2024-06 : 2024-12

Placement: Berberis difficilis Harber