The orchid Oncidium Hans Koch is a hybrid registered with the Royal Horticultural Society by K.Krieger in 1977.
Top three species ancestors and their influences are

• Oncidium alexandrae (41.80%)
• Oncidium nobile (27.73%)  subgenus Odontoglossum
• Oncidium harryanum (3.91%)  subgenus Nevadensia