| Name | Acanthonychia (de Candolle) Rohrbach |
| Authorship | (de Candolle) Rohrbach |
| Rank | Genus |
| NomenclaturalStatus | NomLeg |
| Placed in | Caryophyllaceae |
| Contains | Acanthonychia polycnemoides (Schltdl.) Rohrb. Acanthonychia ramosissima (Weinm.) Rohrb. Acanthonychia sp. |
| Remarks | = Pentacaena Bartling 1831 |
| Citation | 01 Feb 1872 Fl. Bras. [Martius] 14(2): 247 |