Cattleya × kerchoveana
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Cypripedium × kesselringii
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Paphiopedilum × kimballianum
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Pleione × kingdonwardii
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Encyclia × knowlesii
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Androrchis × koenighoferae
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Pleione × kohlsii
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Cattleya × krameriana
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Odontoglossum × kranzlinii
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Cypripedium × krylowii
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Cypripedium × krylowii
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Cattleya × labendziana
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Epipactis × lachmanii
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Cattleya × laelioides
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Guarianthe × laelioides
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Guarianthe × laelioides f. pachecoi
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Guarianthe × laelioides var deckeri
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Guarianthe × laelioides var pachecoi
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Pleione × lagenaria
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Myrmecophila × laguna-guerrerae
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Miltonia × lamarckiana
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Cattleya × lambari
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Cypripedium × landonii
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Platanthera × lassenii