The orchid Oncidium Siba is a hybrid in the
Oncidium genus.
registered with the Royal Horticultural Society
by Charlesworth Ltd. in 1934.
Registered parents are
Oncidium Abenda
×
Oncidium Pittiae.
The key influencing species of this hybrid are
Oncidium alexandrae (57.81%
)
Oncidium noezlianum (12.50%
)
Oncidium nobile (10.94%
subgenus
Odontoglossum
)
listed in order of their genetic contribution.