distribution in New Guinea
Oberonia asperula J.J.Sm., floral analysis, drawing J.J. Smith, based on Gjellerup 398
Oberonia asperula J.J.Sm., floral analysis, drawing J.J. Smith, based on Versteeg 1322
Oberonia asperula J.J.Sm., herbarium sheet, Versteeg 1322 (holotype specimen BO)
Oberonia asperula J.J.Sm., herbarium sheet, Versteeg 1322 (isotype specimen L)