Phalaenopsis buyssoniana is a species of orchid native to Thailand and Vietnam.
Description It is a robust terrestrial, lithophyte with oblong-elliptic to elliptic-obovate, silvery green leaves up to 25 cm in length and 9.5 cm in width. The surface is finely spotted in purple. Rose-pink flowers are produced on erect racemes. This species has been found to be tetraploid with a chromosome count of 76 chromosomes (2n = 2x = 76). It similar in appearance to Phalaenopsis pulcherrima, but it has larger flowers, larger leaves and longer inflorescences. These attractive features creates a high demand of the species. Problems with fruit set may arise in the creation of interspecific hybrids.
Etymology The specific epithet buyssoniana honours the French botanist François-Charles, comte du Buysson (1825–1906).
Conservation The IUCN has not assessed this species conservation status. It is however protected unter the CITES appendix II regulations of international trade.
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