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CCDB → Angiosperms → Orchidaceae → Calypso
| Taxon name | Status | Median (n) |
| Calypso bulbosa (L.) Oakes | Accepted | 14 |
| Calypso bulbosa var. americana (R. Br.) Luer | Accepted | 16 |
| Calypso bulbosa var. speciosa (Schltr.) Makino | Accepted | 14 |