| Scientific Name | Authority | Status |
|---|---|---|
| Pleurothallis tricarinata | Poepp. & Endl. | ambiguous synonym |
| Pleurothallis triptera | Schltr. | synonym |
| Pleurothallis trialata | Rolfe | ambiguous synonym |
| Humboltia tricarinata | (Poepp. & Endl.) Kuntze | synonym |
| Pleurothallis acutangula | H.Wendl. & Kraenzl. | synonym |
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