⚠ Version 1 of The Plant List has been superseded.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 douglasii in version 1.1 of The Plant List.

Quercus douglasii var. ransomii (Kellogg) Beissn. is a synonym of Quercus douglasii Hook. & Arn.

This name is a synonym of Quercus douglasii Hook. & Arn..

The record derives from Tropicos which reports it as a synonym (record 13101575) with original publication details: Handb. Laubholz. Benenn. 74 74 1903.