The orchid Oncidium Nobworth is a hybrid registered with the Royal Horticultural Society by Crawshay in 1919.
Top three species ancestors and their influences are

• Oncidium nobile (50.00%)  subgenus Odontoglossum
• Oncidium noezlianum (25.00%)
• Oncidium harryanum (25.00%)  subgenus Nevadensia