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CCDB → Angiosperms → Rubiaceae → Spermadictyon
| Taxon name | Status | Median (n) |
| Spermadictyon suaveolens Roxb. | Accepted | 11 |
| Hamiltonia suaveolens (Roxb.) Roxb. | Synonym of Spermadictyon suaveolens Roxb. | 11 |