Oncidium nubigenum var. spathulatum (Lindl.) Rchb.f. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Asparagales family Orchidaceae genus Caucaea species Caucaea phalaenopsis Name Homonyms Oncidium nubigenum var. spathulatum (Lindl.) Rchb.f.