Neurocalyx borneensis f. micranthus AiryShaw Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Gentianales family Rubiaceae genus Steenisia species Steenisia borneensis Name Homonyms Neurocalyx borneensis f. micranthus Airy Shaw Neurocalyx borneensis f. micranthus AiryShaw