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CCDB → Angiosperms → Tofieldiaceae → Isidrogalvia
| Taxon name | Status | Median (n) |
| Harperocallis flava McDaniel | Synonym of Isidrogalvia flava (McDaniel) Remizowa & D. D. Sokoloff & L. M. Campb. & D. W. Stev. & Rudall | 16 |