Cattleya × silvana
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Cattleya × sororia
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Epidendrum × spathiporphyreum
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Masdevallia × splendida
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Cattleya × statteriana
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Masdevallia × strumella
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Pleurothallis × subversa
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Cattleya × sulphurea
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Cattleya × tenuata
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Cattleya × tetraploidea
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Epidendrum × thermophilum
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Encyclia × tixtlensis
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Psychilis × tudiana
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Encyclia × tudiana
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Cattleya × undulata
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Masdevallia × urbanae
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Cattleya × varelae
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Cattleya × venosa
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Encyclia × verboonenii
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Cattleya × verelii
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Cattleya × victoria-regina
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Cattleya × wetmorei
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Cattleya × whitei
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Cattleya × wilsoniana