| Name | Alternanthera polygonoides R. Brown |
| Authorship | R. Brown |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Alternanthera Forsskal |
| Contains | Alternanthera polygonoides var. elongata Suessenguth Alternanthera polygonoides var. glabrescens Grisebach |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Alternanthera polygonoides R. Brown |
| Identification made in | [no date] (2) |