Paphiopedilum William Kirch
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Phalaenopsis William Kistler
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Rhyncholaeliocattleya William Kleinheinz
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Cattleya William L. Woolard
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Paphiopedilum William Lewis
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Paphiopedilum William Lloyd
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Phalaenopsis William Louis Stern
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Rhyncattleanthe William Lyle
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Vanda William M. McCarthy
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Oncidium William M. O’Neill
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Cattleya William M. Wilson
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Phalaenopsis William Manthei
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Paphiopedilum William Mathews
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Cattleya William McDonnell
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Cattleya William Miles
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Paphiopedilum William Milliken
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Epicattleya William Moffat
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Vanda William Motes
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Cattleya William Murray
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Calanthe William Murray
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Cattleya William Murray Fulgens
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Phalaenopsis William Nawa
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Vanda William O. White
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Phalaenopsis William of Orange