⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50295592, with some changes.
This name is a synonym of Populus deltoides var. fremontii (S. Watson) Cronquist.
The record derives from Tropicos which reports it as a synonym (record 50295592) with original publication details: Revis. Gen. Pl. 2: 643 643 1891.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:208268-2.