Oncidium castaneum Rchb.f. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Asparagales family Orchidaceae genus Oncidium species Oncidium dichromaticum Name Homonyms Oncidium castaneum Rchb.f. ex Kraenzl. Oncidium castaneum Rchb.f. ex Linden Oncidium castaneum Rchb.f.