The orchid Dendrobium Impact is a hybrid registered with the Royal Horticultural Society by K.J.McFarlane in 1970.
Top three species ancestors and their influences are

• Dendrobium bigibbum var. superbum (75.00%)
• Dendrobium macrophyllum (12.50%)
• Dendrobium atroviolaceum (12.50%)  section: Latouria