| Scientific Name | Authority | Status |
|---|---|---|
| Triphora trianthophoros f. caerulea | P.M.Br. | synonym |
| Arethusa pendula | Muhl. ex Willd. | synonym |
| Triphora trianthophoros f. rossii | P.M.Br. | synonym |
| Triphora trianthophoros f. albidoflava | P.E.Keenan | synonym |
| Triphora trianthophoros var. schaffneri | Camp | synonym |
| Triphora trianthophoros var. texensis | P.M.Br. & Rich.B.Pike | synonym |
| Triphora pendula | (Muhl. ex Willd.) Nutt. | synonym |
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