| Scientific Name | Authority | Status |
|---|---|---|
| Physosiphon ochraceus | A.Rich. & Galeotti | synonym |
| Physosiphon moorei | Rolfe | synonym |
| Pleurothallis emarginata | Lindl. | ambiguous synonym |
| Epidendrum emarginatum | Ruiz & Pav. | synonym |
| Physosiphon carinatus | Lindl. | synonym |
| Physosiphon tubatus | (G.Lodd.) Rchb.f. | synonym |
| Physosiphon lindleyi | Rolfe | synonym |
| Pleurothallis tubata | (G.Lodd.) Steud. | synonym |
| Humboltia emarginata | Pav. ex Lindl. | synonym |
| Physosiphon guatemalensis | Rolfe | synonym |
| Stelis tacanensis | Solano & Soto Arenas | synonym |
| Stelis tubata | G.Lodd. | synonym |
| Specklinia tubata | (G.Lodd.) Luer | synonym |
| Physosiphon loddigesii | Jacob-Makoy | synonym |
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