Cattleya Arlene Ayakawa
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Cattleya Arlene Erickson
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Cattleya Arlene Marie
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Cattleya Arlequin
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Cattleya Arloh
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Cattleya Armack
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Cattleya Armada
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Cattleya Armada
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Cattleya Armainvillelva
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Cattleya Armainvillierensis (1)
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Cattleya Armainvillierensis (2)
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Cattleya Armando Planchart
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Cattleya Armaprospect
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Cattleya Armaris
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Cattleya Armeniaca
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Cattleya Armin Thurner
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Cattleya Armstrongae
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Cattleya Armstrongiae (1907)
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Cattleya Armstrongiae (1913)
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Epidendrum Armstrongii
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Cattleya Arnold
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Cattleya Arnold Kiesewetter
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Cattleya Arnoldiana
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Broughtonia Arnspiger