distribution in New Guinea
Microstylis riparia J.J.Sm., floral analysis, drawing J.J. Smith, based on Gjellerup 194
Microstylis riparia J.J.Sm., herbarium sheet, Gjellerup 194 (holotype specimen BO)
Microstylis riparia J.J.Sm., herbarium sheet, Gjellerup 194 (isotype specimen L)