De Witte & J.J.Verm. (Schltr.) 2010 - De Witte LC, Vermeulen JJ (2010) The Bulbophyllum species attributed to section Hymenobractea (Orchidaceae). Blumea - Biodiversity, Evolution And Biogeography of Plants 55(1): 80-85. doi: 10.3767/000651910x499259.
There is no corrections for Bulbophyllum infundibuliforme subsp. hymenobracteum yet.