Oncidesa auct.
Oncidesa Nullarbor Gift
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Oncidesa Nuuanu
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Oncidesa Oakwoodiensis
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Oncidesa Orange Honey
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Oncidesa Orchidom Sugar
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Oncidesa Orchidom Sweet Sugar
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Oncidesa Organ Mountains
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Oncidesa Organ Mountains (2008)
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Oncidesa Orispum (1994)
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Oncidesa Oropel
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Oncidesa Panache Gold
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Oncidesa Peace
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Oncidesa Peakfarm Amber
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Oncidesa Pegrich
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Oncidesa Pepe Portilla
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Oncidesa Phyllis Wells
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Oncidesa Pleasing
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Oncidesa Polynesian Hula
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Oncidesa Pomberito FCA
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Oncidesa Poplar Gold
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Oncidesa Possum Woolf
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Oncidesa Pretty Kool
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Oncidesa Pretty Lady
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Oncidesa Prospector