| Taxon | Populus nigra |
| group | Eudicots |
| Family | Salicaceae |
| Family common name(s) | willow; willows; poplar; poplars; cottonwood |
| Genus common name(s) | populus; poplar; poplar-tree; poplar tree; popple; popple tree; popple-tree; cottonwood; cotton-wood; cotton wood; cottonwood tree; cotton tree; alamo; aspen |
| Species common name(s) | European black poplar; black poplar; black-poplar; Lombardy black poplar; Lobardy Italian poplar; Lombardy poplar; Lombard poplar; Italian poplar; Old English poplar; house poplar; birch-leaf poplar; cat-foot poplar; cat foot poplar; black alamo; alamo negro; black pepillary; black pipple; black popillary |
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| Common name(s) generally applied to other taxa or multiple taxa | black cottonwood, English poplar, water poplar, willow poplar are applied to multiple Populus taxa; balm-of-Gilead, balm of Gilead, devil's-fingers, devil's fingers are applied to taxa in multiple families |
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| Notes | Lombardy, Italian are proper names, so upper case preferable |
| Synonymy: The Jepson Manual (1993), FNA, PLANTS, etc | var. italica Du Roi; var. nigra |
