Sirindhornia is a genus of flowering plants in the family Orchidaceae native to China and Indochina. It contains three known species.
Sirindhornia mirabilis H.A.Pedersen & Suksathan - Thailand
Sirindhornia monophylla (Collett & Hemsl.) H.A.Pedersen & Suksathan - Yunnan, Thailand, Myanmar
Sirindhornia pulchella H.A.Pedersen & Indham. - Thailand
List of Orchidaceae genera
Media related to Sirindhornia at Wikimedia Commons
Data related to Sirindhornia at Wikispecies