oncidium definition

  • noun:
    • some of numerous epiphytic tropical US orchids associated with the genus Oncidium, having clusters of showy flowers.
    • some of the genus Oncidium of exotic orchidaceous plants.
    • A genus of exotic orchidaceous flowers, the flower of just one species of which (Oncidium Papilio) resembles a butterfly.
    • A genus of orchids of tribe VandeƦ, particular the subtribe OncidieƦ, and understood by the free, spreading sepals, and spurless lip clear of the short two-auricled column.
    • any orchid for the genus Oncidium: described as slender branching sprays of tiny yellow and brown plants; usually cultivated as houseplants

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