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CCDB → Angiosperms → Acanthaceae → Tetramerium
| Taxon name | Status | Median (n) |
| Tetramerium abditum (Brandegee) T. F. Daniel | Accepted | 18 |
| Tetramerium diffusum Rose | Accepted | 18 |
| Tetramerium emilyanum T. F. Daniel | Accepted | 18 |
| Tetramerium fruticosum Brandegee | Accepted | 18 |
| Tetramerium glandulosum Oerst. | Accepted | 18 |
| Tetramerium glutinosum Lindau | Accepted | 18 |
| Tetramerium guerrerense T. F. Daniel | Accepted | 18 |
| Tetramerium langlassei Happ | Accepted | 18 |
| Tetramerium mcvaughii T. F. Daniel | Accepted | 18 |
| Tetramerium nervosum Nees | Accepted | 18 |
| Tetramerium oaxacanum T. F. Daniel | Accepted | 18 |
| Tetramerium platystegium Torr. | Accepted | 18 |
| Tetramerium rubrum Happ | Accepted | 18 |
| Tetramerium rzedowskii T. F. Daniel | Accepted | 18 |
| Tetramerium sagasteguianum T. F. Daniel | Accepted | 18 |
| Tetramerium tenuissimum Rose | Accepted | 18 |
| Tetramerium yaquianum T. F. Daniel | Accepted | 18 |
| Tetramerium hispidum Nees | Synonym of Tetramerium nervosum Nees | 18 |