Populus tremula f. villosa form accepted

Populus tremula var. pendula (Hort) Wesm., 1868 variety accepted

Populus tremula subsp. glandulosa Uyeki subspecies synonym

Populus wutaica Mayr species synonym

Populus glandulosa (Uyeki) Uyeki species proparte synonym

Populus tremula subsp. davidiana (Dode) Hultén subspecies synonym

Populus davidiana f. tomentella (C.K.Schneid.) W.Lee form synonym

Populus davidiana var. rubrolutea T.B.Chao & W.C.Li variety synonym

Populus davidiana f. pendula (A.K.Skvortsov) Z.Wang & S.L.Tung form synonym

Populus davidiana f. ovata Z.Wang & S.L.Tung form synonym

Populus davidiana var. lyshehensis T.B.Chao & G.X.Liou variety synonym

Populus davidiana var. longipetiolata T.B.Chao variety synonym

Populus davidiana f. foliotardus X.S.Zhang & H.Y.Jiang form synonym

Populus tremula f. tremula form accepted

Populus tremula subsp. tremula subspecies accepted

Populus davidiana Dode species synonym

Populus tremula subsp. gigas Nilsson-Ehle subspecies accepted

Populus davidiana var. pendula Skvortsov variety synonym

Populus jezoensis Nakai species synonym

Populus tomentosa C.K.Schneid. species synonym

Populus davidiana f. laticuneata Nakai form synonym

Populus davidiana var. tomentella (C.K.Schneid.) Nakai variety synonym

Populus davidiana var. tomentosa (C.K.Schneid.) Nakai variety synonym

Populus davidiana var. pilosa Nakai variety synonym

Populus tremula var. davidiana (Dode) C.K.Schneid. variety accepted

Populus tremula f. gigas form accepted