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CCDB → Angiosperms → Violaceae → Ionidium
| Taxon name | Status | Median (n) |
| Ionidium travancoricum Bedd. | Unresolved | 16 |
| Ionidium heterophyllum Vent. | Synonym of Hybanthus enneaspermus (L.) F. Muell. | 16 |
| Ionidium suffruticosum Ging. | Synonym of Hybanthus linearifolius (Vahl) Urb. | 16 |
| Hybanthus aurantiacus Melch. | Synonym of Ionidium aurantiacum F. Muell. ex Benth. | 8 |
| Hybanthus calycinus F. Muell. | Synonym of Ionidium calycinum Steud. | 6 |
| Hybanthus epacroides Melch. | Synonym of Ionidium epacroides Gardner | 12 |