Trichocentrum × lurigenense
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Trichocentrum × lurilindenii
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Catasetum × macedoi
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Catasetum × magnificum
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Cymbidium × malipoense
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Oncidium × mantinii
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Bifrenaria × marciae
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Trichocentrum × marvraganii
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Oncidium × marvreganii
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Lycaste × mathiasiae
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Catasetum × merchae
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Catasetum × mesquitae
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Lycaste × michelii
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Oncidium × millianum
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Catasetum × mirabile
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Oncidium × monacranthum
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Cymbidium × monanthum
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Lycaste × niesseniae
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Cymbidium × nishiuchianum
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Catasetum × nogueirae
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Cymbidium × nomachianum
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Cymbidium × nujiangense
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Cymbidium × oblancifolium
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Catasetum × obrienianum