| Name | Eryngium aquaticum var. ravenellii (A. Gray) Mathias & Constance |
| Authorship | (A. Gray) Mathias & Constance |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Eryngium aquaticum Linnaeus |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Eryngium aquaticum var. ravenellii (A. Gray) Mathias & Constance |
| Identification made in | 2004 (3) |
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