The orchid Dendrobium Madame Sirivimol is a hybrid in the Dendrobium genus. registered with the Royal Horticultural Society by A.Hongsilp in 1982. It is originated by T.Orchids Registered parents are Dendrobium Anocha × Dendrobium lasianthera. The key influencing species of this hybrid are No items in the list. listed in order of their genetic contribution.