This name is a synonym of Populus afghanica (Aitch. & Hemsl.) C.K. Schneid..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 28301017) with original publication details: J. Linn. Soc., Bot. 18: 96 1880.
This name was in version 1 of The Plant List, record tro-28301017.