⚠ Version 1 of The Plant List has been superseded.

This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Quercus nigra in version 1.1 of The Plant List.

Quercus nigra f. hemisphaerica (W. Bartram ex Willd.) Trel. is a synonym of Quercus hemisphaerica Bartram ex Willd.

This name is a synonym of Quercus hemisphaerica Bartram ex Willd..

The record derives from Tropicos which reports it as a synonym (record 50166111) with original publication details: Mem. Natl. Acad. Sci. 20: 159 159 1924.