The orchid Oncidium McBean's Isabel is a hybrid registered with the Royal Horticultural Society by McBean's in 2007.
Top three species ancestors and their influences are

• Oncidium alexandrae (45.46%)
• Oncidium harryanum (9.33%)  subgenus Nevadensia
• Oncidium nobile (9.18%)  subgenus Odontoglossum