Guarianthe × guatemalensis
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Guarianthe × guatemalensis {var} pachecoi
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Catasetum × guianense
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Odontoglossum × guttatum
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Encyclia × guzinskii
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Oncidium × haematochilum
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Trichocentrum × haematochilum
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Corybas × halleanus
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Odontoglossum × hallio-xanthum
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Cattleya × hardyana
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Oncidium × hartii
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Tolumnia × hartii
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Odontoglossum × harvengtense
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Hoffmannseggella × hatakeyamae
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Vanda × hebraica
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Odontoglossum × hebraicum
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Schomburgkia × heidii
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Hoffmannseggella × heitoriana
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Nigritella × hennigsiana
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Odontoglossum × hennisii
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Anacamptis × heraclea
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Cypripedium × herae
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Paphiopedilum × herrmannii
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Spiranthes × heteroaustralis