| Scientific Name | Authority | Status |
|---|---|---|
| Pleurothallis rhombopetala | Rolfe | synonym |
| Specklinia arcuata | (Lindl.) Luer | synonym |
| Effusiella arcuata | (Lindl.) Baptista | synonym |
| Pleurothallis arcuata var. parvifolia | Cogn. | synonym |
| Stelis arcuata | (Lindl.) Pridgeon & M.W.Chase | ambiguous synonym |
| Pleurothallis ocellata | Porsch | synonym |
| Lepanthes chrysosepala | Barb.Rodr. | synonym |
| Pleurothallis arcuata | Lindl. | synonym |
| Humboltia arcuata | (Lindl.) Kuntze | synonym |
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