Nomenclature: wfo-0001001359

Proc. Biol. Soc. Washington 17: 175. 1904 Aven Nelson (1859-1952)

Crataegus coloradensis A.Nelson Proc. Biol. Soc. Washington 17: 175 (1904 publ. 1905)

Nomenclatural References


Taxonomy: Synonym in 2018-07

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: Crataegus macracantha var. occidentalis (Britton) Eggl.

Placement