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CCDB → Angiosperms → Acanthaceae → Pachystachys
| Taxon name | Status | Median (n) |
| Pachystachys lutea Nees | Accepted | 18 |
| Pachystachys spicata (Ruiz & Pav.) Wassh. | Accepted | 27 |
| Dianthera coccinea Salisb. | Synonym of Pachystachys coccinea (Aubl.) Nees | 16 |
| Justicia coccinea Aubl. | Synonym of Pachystachys coccinea (Aubl.) Nees | 16 |