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CCDB → Angiosperms → Compositae → Steirodiscus
| Taxon name | Status | Median (n) |
| Steirodiscus speciosus (Pillans) B. Nord. | Accepted | 8 |
| Steirodiscus tagetes (L.) Schltr. | Accepted | 10 |
| Gamolepis tagetes (L.) DC. | Synonym of Steirodiscus tagetes (L.) Schltr. | 10 |