| Populus adenopoda Maxim. |
Accepted |
19 |
| Populus alba L. |
Accepted |
19 |
| Populus alba var. pyramidalis Bunge |
Accepted |
20 |
| Populus angustifolia E. James |
Accepted |
19 |
| Populus balsamifera L. |
Accepted |
19 |
| Populus beijingensis W. Y. Hsu |
Accepted |
19 |
| Populus cathayana Rehder |
Accepted |
19 |
| Populus ciliata Wall. ex Royle |
Accepted |
19 |
| Populus deltoides Marshall |
Accepted |
19 |
| Populus deltoides subsp. wislizenii (S. Watson) Eckenw. |
Accepted |
19 |
| Populus euphratica Oliv. |
Accepted |
19 |
| Populus fremontii S. Watson |
Accepted |
19 |
| Populus grandidentata Michx. |
Accepted |
19 |
| Populus koreana Rehder |
Accepted |
19 |
| Populus lasiocarpa Oliv. |
Accepted |
19 |
| Populus laurifolia Ledeb. |
Accepted |
19 |
| Populus nigra L. |
Accepted |
19 |
| Populus nigra subsp. betulifolia (Pursh) Wettst. |
Accepted |
19 |
| Populus nigra var. italica Münchh. |
Accepted |
19 |
| Populus pseudosimonii Kitag. |
Accepted |
19 |
| Populus simonii Carrière |
Accepted |
19 |
| Populus suaveolens Fisch. ex Loudon |
Accepted |
19 |
| Populus tremula L. |
Accepted |
19 |
| Populus tremuloides Michx. |
Accepted |
19 |
| Populus trichocarpa Torr. & A. Gray ex Hook. |
Accepted |
19 |
| Populus × canadensis Moench |
Accepted |
19 |
| Populus × canescens (Aiton) Sm. |
Accepted |
19 |
| Populus × hopeiensis Hu & H. F. Chow |
Accepted |
19 |
| Populus × jackii Sarg. |
Accepted |
19 |
| Populus × parryi Sarg. |
Accepted |
19 |
| Populus × xiaozhuanica W. Y. Hsu & Liang |
Accepted |
19 |
| Populus brabantica (Houtz.) Houtz. |
Unresolved |
19 |
| Populus eugenei Dode |
Unresolved |
19 |
| Populus tacamahacca Mill. |
Unresolved |
19 |
| Populus woobstii Dode |
Unresolved |
19 |
| Populus alba var. alba |
Synonym of Populus alba L. |
19 |
| Populus bolleana Lauche |
Synonym of Populus alba L. |
19 |
| Populus alba f. pyramidalis (Bunge) Dippel |
Synonym of Populus alba var. pyramidalis Bunge |
20 |
| Populus beijingensis |
Synonym of Populus beijingensis W. Y. Hsu |
19 |
| Populus tomentosa C. K. Schneid. |
Synonym of Populus davidiana var. tomentosa (C. K. Schneid.) Nakai |
19 |
| Populus angulata Aiton |
Synonym of Populus deltoides Marshall |
19 |
| Populus canadensis F. Michx. |
Synonym of Populus deltoides subsp. monilifera (Aiton) Eckenw. |
19 |
| Populus deltoides var. occidentalis Rydb. |
Synonym of Populus deltoides subsp. monilifera (Aiton) Eckenw. |
19 |
| Populus sargentii Dode |
Synonym of Populus deltoides subsp. monilifera (Aiton) Eckenw. |
19 |
| Populus tremula subsp. grandidentata (Michx.) Á. Löve & D. Löve |
Synonym of Populus grandidentata Michx. |
19 |
| Populus nigra var. nigra |
Synonym of Populus nigra L. |
19 |
| Populus nigra var. thevestina (Dode) Bean |
Synonym of Populus nigra L. |
19 |
| Populus italica (Münchh.) Moench |
Synonym of Populus nigra var. italica Münchh. |
19 |
| Populus pseudosimonii var. pseudosimonii |
Synonym of Populus pseudosimonii Kitag. |
19 |
| Populus maximowiczii Henry |
Synonym of Populus suaveolens Fisch. ex Loudon |
19 |
| Populus ussuriensis Kom. |
Synonym of Populus suaveolens Fisch. ex Loudon |
19 |
| Populus tacamahacca |
Synonym of Populus tacamahacca Mill. |
19 |
| Populus tremula None |
Synonym of Populus tremula L. |
19 |
| Populus davidiana Dode |
Synonym of Populus tremula var. davidiana (Dode) C. K. Schneid. |
19 |
| Populus sieboldii Miq. |
Synonym of Populus tremula var. sieboldii (Miq.) H. Ohashi |
19 |
| Populus × acuminata |
Synonym of Populus × acuminata Rydb. |
19 |
| Populus × berolinensis Dipp. |
Synonym of Populus × berolinensis Dippel |
19 |
| Populus gelrica (Houtz.) Houtz. |
Synonym of Populus × canadensis Moench |
19 |
| Populus serotina Hartig |
Synonym of Populus × canadensis Moench |
19 |
| Populus × robusta C. K. Schneid. |
Synonym of Populus × canadensis Moench |
19 |
| Populus × candicans |
Synonym of Populus × candicans Aiton |
19 |
| Populus × canescens |
Synonym of Populus × canescens (Aiton) Sm. |
19 |
| Populus × hopeiensis Hu & Chow |
Synonym of Populus × hopeiensis Hu & H. F. Chow |
19 |
| Populus × jackii |
Synonym of Populus × jackii Sarg. |
19 |
| Populus ×canescens None |
Synonym of Populus ×canescens (Aiton) Sm. |
19 |
