Process and Observation Ontology Flora Phenotype Ontology Source
http://purl.obolibrary.org/obo/BFO_0000016 http://purl.obolibrary.org/obo/PATO_0001727 LOOM
http://purl.obolibrary.org/obo/BFO_0000019 http://purl.obolibrary.org/obo/PATO_0000001 LOOM