The orchid Dendrobium Ron Kerr is a hybrid registered with the Royal Horticultural Society by Karen McFarlane in 1988.
Top three species ancestors and their influences are

• Dendrobium tetragonum (50.00%)  section: Dendrocoryne 
• Dendrobium bigibbum var. superbum (25.00%)
• Dendrobium macrophyllum (12.50%)