| Name | Heliotropium curassavicum var. argentinum I. M. Johnston |
| Authorship | I. M. Johnston |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Heliotropium curassavicum Linnaeus |
| GUID | urn:lsid:ipni.org:names:119743-2 |
| Citation | 1928 Contr. Gray Herb. 81: 15 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Heliotropium curassavicum var. argentinum I. M. Johnston |
| Identification made in | [no date] (2) |