| Scientific Name | Authority | Status |
|---|---|---|
| Bolbophyllaria pachyrachis | (A.Rich.) Rchb.f. | synonym |
| Pleurothallis pachyrachis | A.Rich. | synonym |
| Pachyrhachis pineliana | A.Rich. | synonym |
| Bulbophyllum pachyrachis | (A.Rich.) Griseb. | synonym |
| Phyllorkis pachyrachis | (A.Rich.) Kuntze | synonym |
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