Difference between Butterfly Orchid and Oncidium

BUTTERFLY ORCHID vs ONCIDIUM: NOUN

Any of several orchids, especially of the genera Encyclia, Oncidium, or Platanthera, having flowers resembling butterflies.
Any orchid of the genus Oncidium: characterized by slender branching sprays of small yellow and brown flowers; often grown as houseplants
Any orchid of the genus Psychopsis: spectacular large tiger-striped orchids
Mexican epiphytic orchid having pale green or yellow-green flowers with white purple-veined lip
Orchid of Florida and the Bahamas having showy brightly colored flowers; sometimes placed in genus Epidendrum
Mediterranean orchid having usually purple flowers with a fan-shaped spotted or striped rose-red lip

Any of the genus Oncidium of tropical orchidaceous plants.
A genus of tropical orchidaceous plants, the flower of one species of which (Oncidium Papilio) resembles a butterfly.
A genus of orchids of the tribe Vandeæ, type of the subtribe Oncidieæ, and known by the free, spreading sepals, and spurless lip free from the short two-auricled column.
Any of numerous tropical American orchids of the genus Oncidium, having clusters of showy flowers.
Any orchid of the genus Oncidium: characterized by slender branching sprays of small yellow and brown flowers; often grown as houseplants

Rein orchid, Coral root, Orchid, Fragrant orchid, Spider orchid, Frog orchid, Orchis papilionaceae, Epidendrum venosum, Epidendrum tampense, Encyclia venosa, Encyclia tampensis, Dancing lady orchid, Butterfly plant, Butterfly orchis, Oncidium

Camellia japonica, Tagetes, Chinensis, Variegata, Senecio, Lonicera, Syringa, Moth orchid, Phalaenopsis, Paphiopedilum, Cattleya, Dendrobium, Dancing lady orchid, Butterfly plant, Butterfly orchid

Cattleya, Dendrobium, Genus arethusa, Cephalanthera, Genus liparis, Orchidaceous, Coeloglossum, Orchidologist, Orchidology, Rein orchid, Coral root, Orchid, Fragrant orchid, Spider orchid, Frog orchid

Scabiosa, Alstroemeria, Tuberosa, Camellia japonica, Tagetes, Chinensis, Variegata, Lonicera, Syringa, Moth orchid, Phalaenopsis, Paphiopedilum, Cattleya, Dendrobium, Butterfly orchid

"Twinkle" type Oncidium are easy to get to bloom, small and fragrant, and thrive under the same lighting conditions.
Oncidium orchids are among the most diverse orchids in the world.
Oncidium flowers show no symptoms, but mature leaves develop round to irregular, slightly sunken yellow areas on both leaf surfaces.
One yellow oncidium orchid arrives in a terra-cotta pot with saucer.
Is oncidium kramerianum, originally from Colombia and Ecuador on roots a page.