The orchid Oncidium Lawrenceanum is a Oncidium hybrid.
registered with the Royal Horticultural Society
by Vuylsteke in 1905.
Registered parents are
Oncidium Rolfeae
×
Oncidium spectatissimum.
The key influencing species of this hybrid are
Oncidium spectatissimum (50.00%
)
Oncidium harryanum (25.00%
subgenus
Nevadensia
)
Oncidium nobile (25.00%
subgenus
Odontoglossum
)
listed in order of their genetic contribution.