Cattleya × massaiana
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Lycaste × mathiasiae
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Cattleya × mathoniae
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Cattleya × measuresii
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Laelia × meavei
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Lepanthes × mendietae
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Cattleya × mendonciana
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Catasetum × merchae
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Epipactis × merediorum
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Catasetum × mesquitae
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Cattleya × mesquitae
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Cattleya × meyeriana
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Lycaste × michelii
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Oncidium × millianum
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Cattleya × mingaensis
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Catasetum × mirabile
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Cattleya × mixta
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Cattleya × moduloi
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Oncidium × monacranthum
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Cymbidium × monanthum
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Cattleya × montisaliancae
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Vanda × moorei
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Cattleya × motae
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Cattleya × mucugensis