| Scientific Name | Authority | Status |
|---|---|---|
| Cypripedium hirsutum f. album | R.Hoffm. | synonym |
| Calceolus reginae | (Walter) Nieuwl. | synonym |
| Cypripedium reginae var. album | (Aiton) Rolfe | synonym |
| Cypripedium reginae f. album | (Aiton) House | synonym |
| Cypripedium spectabile var. album | Sweet | synonym |
| Cypripedium spectabile | Salisb. | synonym |
| Cypripedium spectabile var. incarnatum | Sweet | synonym |
| Cypripedium canadense | Michx. | synonym |
| Cypripedium album | Aiton | synonym |
| Cypripedium reginae f. albolabium | Fernald & B.G.Schub. | synonym |
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