| Name | Heliotropium curassavicum var. xerophilum A. Nelson & J. F. Macbride |
| Authorship | A. Nelson & J. F. Macbride |
| Rank | Variety |
| Placed in | Heliotropium curassavicum Linnaeus |
| Holdings | 45 Specimens held in the Harvard University Herbaria identified as Heliotropium curassavicum var. xerophilum A. Nelson & J. F. Macbride |
| Identification made in | [no date] (37), 1914 (2), 1915 (6) |
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