protologue: Account Exped. Pittsburgh 1: 497 (1823)
2 1267637 Populus angustifolia E.JamesC.S. Sargent, Silva, vol. 9 : t. 492 (1898) [C.E. Faxon]
2 1267637 Populus angustifolia E.JamesT. Nuttall, N. Amer. Sylv. (Nuttall) [2 volume ed.], vol. 1 : t. 18 (1865)
2 1267637 Populus angustifolia E.JamesT. Nuttall, Collect. Illustr. N. Amer. Sylv.: t. 16 (1836-1841)
2 1267637 Populus angustifolia E.JamesA. Lounsberry, E. Rowan, A guide to the trees: t. 53 (1900) [E. Rowan]
Populus angustifolia E.JamesD.S. Correll, H.B. Correll, Aquatic Wetl. Pl. SW U.S.: , fig. 380 (1972) [unsigned]