Paphiopedilum Pfitzer
Paphiopedilum William Lewis
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Paphiopedilum William Lloyd
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Paphiopedilum William Mathews
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Paphiopedilum William Milliken
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Paphiopedilum William Pitt
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Paphiopedilum William Price
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Paphiopedilum William Provine
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Paphiopedilum William Rees
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Paphiopedilum William Sanders
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Paphiopedilum William Stirling
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Paphiopedilum William Teskey
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Paphiopedilum William Trelease
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Paphiopedilum William Valor
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Paphiopedilum William W. Wilson
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Paphiopedilum William Wallach
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Paphiopedilum William Ward
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Paphiopedilum Williamsianum
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Paphiopedilum Williamsonianum
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Paphiopedilum Willidru
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Paphiopedilum Willie McGee
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Paphiopedilum Willie Raasay
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Paphiopedilum Willoughbyae
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Paphiopedilum Willow
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Paphiopedilum Willow Creek