As classified in WFO snapshot
June 2023
Warning: older classification
form
Bulbophyllum retusiusculum f. brunneum
N.H.Tuan & O.Gruss
This form name was first published in Orchidee, Taxon. Mitt. 5(2): 15 (2019)
This form name has been reclassified since this snapshot. Its current preferred usage is a synonym .