Definition that contains genus oncidium
- oncidium any orchid of the genus Oncidium: characterized by slender branching sprays of small yellow and brown flowers; often grown as houseplants
- psychopsis krameriana orchid of South and Central America having flowers similar to but smaller than Psychopsis papilio; sometimes placed in genus Oncidium
- butterfly plant any orchid of the genus Oncidium: characterized by slender branching sprays of small yellow and brown flowers; often grown as houseplants
- oncidium papilio orchid of South America and Trinidad having large yellow and reddish-brown flowers; sometimes placed in genus Oncidium
- psychopsis papilio orchid of South America and Trinidad having large yellow and reddish-brown flowers; sometimes placed in genus Oncidium
- dancing lady orchid any orchid of the genus Oncidium: characterized by slender branching sprays of small yellow and brown flowers; often grown as houseplants
- oncidium papilio kramerianum orchid of South and Central America having flowers similar to but smaller than Psychopsis papilio; sometimes placed in genus Oncidium
- genus psychopsis epiphytic orchids of Central and South America formerly included in genus Oncidium
- psychopsis epiphytic orchids of Central and South America formerly included in genus Oncidium
- butterfly orchid any orchid of the genus Oncidium: characterized by slender branching sprays of small yellow and brown flowers; often grown as houseplants