The orchid Dendrobium Helen Izuta is a hybrid registered with the Royal Horticultural Society by E.S.Kondo in 1957. It is originated by Hung Ung Young
Top three species ancestors and their influences are

• Dendrobium bigibbum var. schroederianum (25.00%)
• Dendrobium stratiotes (25.00%)  section: Spatulata 
• Dendrobium taurinum (25.00%)  section: Spatulata