Please submit the ontology-related term requests by visiting the following GitHub request trackers. Only registered users of the GitHub website are allowed to submit requests and make suggestions or comments. Please register and login.

• Plant Ontology (PO) [submit PO term request]
• Plant Trait Ontology (TO) [submit TO term request]
• Plant Experimental Conditions Ontology (PECO) [submit PECO term request]
• Plant Disease Ontology/Plant Stress Ontology (PDO/PSO) [submit PSO term request]
• Gene Ontology (GO) [submit GO term request]
• Phenotype and Attribute Ontology (PATO) [submit PATO term request]
• Chemical Entities of Biological Interest (ChEBI) [submit ChEBI term request]

• Others coming soon