Cymbidium × nomachianum
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Cymbidium × nujiangense
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Cymbidium × oblancifolium
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Catasetum × obrienianum
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Trichocentrum × oersteluridum
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Catasetum × ornaghiae
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Oncidium × osmentii
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Tolumnia × osmentii
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Lycaste × panchita
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Miltonia × peetersiana
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Catasetum × perazolianum
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Catasetum × pohlianum
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Oncidium × praestans
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Oncidium × praevisum
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Tolumnia × pulchella
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Oncidium × punctatum
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Cymbidium × purpuratum
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Catasetum × quadricolor
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Trichocentrum × quintanarooense
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Gomesa × regentii
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Catasetum × revolutum
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Catasetum × riotianum
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Gomesa × roczonii
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Ornithocidium × roczonii