• Populus Linnaeus, 1753
• Populus acuminata Rydb.
• Populus alba Linnaeus
• Populus andrewsii Sarg. accepted as Populus jackii Sarg.
• Populus angulata Ait. accepted as Populus deltoides Bartr. ex Marsh.
• Populus angustifolia James
• Populus argentea Michx. f. accepted as Populus heterophylla Linnaeus
• Populus arizonica Sarg. accepted as Populus fremontii S. Wats.
• Populus attenuatus
• Populus aurea Tidestrom accepted as Populus tremuloides Michx.
• Populus balsamifera Linnaeus
• Populus barnesii W.H. Wagner accepted as Populus smithii Boivin
• Populus bernardii Boivin accepted as Populus jackii Sarg.
• Populus berolinensis (K. Koch) Dippel
• Populus besseyana Dode accepted as Populus deltoides Bartr. ex Marsh.
• Populus brayshawii Boivin
• Populus canadensis Moench
• Populus candicans Ait. accepted as Populus balsamifera Linnaeus
• Populus canescens (Ait.) Sm.
• Populus cercidiphylla Britt. accepted as Populus tremuloides Michx.
• Populus crenata
• Populus deltoides Bartr. ex Marsh.
• Populus dilatata Ait. accepted as Populus nigra Linnaeus
• Populus dutillyi Lepage accepted as Populus jackii Sarg.
• Populus eugenei Simon-Louis accepted as Populus canadensis Moench
• Populus euramericana Guinier accepted as Populus canadensis Moench
• Populus fortissima A. Nels. & J.F. Macbr. accepted as Populus angustifolia James
• Populus fremontii S. Wats.
• Populus fremuloides
• Populus generosa Henry accepted as Populus jackii Sarg.
• Populus gileadensis Rouleau accepted as Populus jackii Sarg.
• Populus grandidentata Michx.
• Populus hastata Dode p.p. accepted as Populus balsamifera Linnaeus
• Populus heimburgeri Boivin
• Populus heterophylla Linnaeus
• Populus hinckleyana Correll
• Populus hybrida Bieb. accepted as Populus canescens (Ait.) Sm.
• Populus inopina Eckenwalder
• Populus italica (Du Roi) Moench accepted as Populus nigra Linnaeus
• Populus jackii Sarg.
• Populus latior
• Populus macdougalii Rose accepted as Populus fremontii S. Wats.
• Populus manitobensis Dode accepted as Populus jackii Sarg.
• Populus mexicana auct. non Wesmael accepted as Populus fremontii S. Wats.
• Populus michauxii Dode accepted as Populus balsamifera Linnaeus
• Populus monilifera Ait. accepted as Populus deltoides Bartr. ex Marsh.
• Populus nigra Linnaeus
• Populus occidentalis (Rydb.) Britt. ex Rydb. accepted as Populus deltoides Bartr. ex Marsh.
• Populus ovalifolia
• Populus palmeri Sarg. accepted as Populus deltoides Bartr. ex Marsh.
• Populus parryi Sarg.
• Populus polygonifolia Bernard accepted as Populus tremuloides Michx.
• Populus rouleauana B. Boivin
• Populus rouleauiana Boivin
• Populus salicifolia Raf. accepted as Populus angustifolia James
• Populus sargentii Dode accepted as Populus deltoides Bartr. ex Marsh.
• Populus sennii Boivin accepted as Populus angustifolia James
• Populus simonii Carr.
• Populus smithii Boivin
• Populus styracifolia
• Populus tacamahaca P. Mill. accepted as Populus balsamifera Linnaeus
• Populus texana Sarg. accepted as Populus deltoides Bartr. ex Marsh.
• Populus tomentosa Carr.
• Populus tremula Linnaeus
• Populus tremuloides Michx.
• Populus trichocarpa Torr. & Gray ex Hook. accepted as Populus balsamifera Linnaeus
• Populus tweedyi Britt. accepted as Populus angustifolia James
• Populus undulata
• Populus vancouveriana Trel. accepted as Populus tremuloides Michx.
• Populus virginiana Foug. accepted as Populus deltoides Bartr. ex Marsh.
• Populus wislizeni (S. Wats.) Sarg. accepted as Populus deltoides Bartr. ex Marsh.