Epidendrum Xantho-Radicans
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Cattleya Xanthoroda
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Cattleya Xanthorubra
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Cattleya Xanthus
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Encyclia xerophytica
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Epidendrum Xiaodoukou
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Epidendrum xipheres
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Encyclia xipheres
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Cattleya Xu Shan Beauty
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Epidendrum xytriophorum
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Cattleya Yadkin
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Cattleya Yae Yamamoto
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Cattleya Yahara
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Cattleya Yaigwavong
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Brassavola Yaki
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Brassavola Yakillaris
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Cattleya Yakima
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Cattleya Yam Chuti
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Cattleya Yamamoto Sun
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Cattleya Yamato
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Cattleya Yanai Dawn
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Cattleya Yankee Clipper
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Cattleya Yankee Doodle Dandy
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Cattleya Yap Gin Choo