Plant Ontology

Last uploaded: January 14, 2026

Details

Acronym	PO
Visibility	Public
Description	The Plant Ontology is a structured vocabulary and database resource that links plant anatomy, morphology and growth and development to plant genomics data. The PO is under active development to expand to encompass terms and annotations from all plants., An ontology that describes plant anatomy, morphology, and growth and development in plants.
Status	Production
Format	OBO
Categories	Plant Plant Development Plant Anatomy
Groups	OBO Foundry

Bibliographic reference	http://planteome.org/pub http://planteome.org/pub
Contact	Pankaj Jaiswal ([email protected]) Laurel Cooper ([email protected])
Creation date	January 14, 2026
Deprecated	false See more...
Documentation	http://www.planteome.org See more...
Homepage	http://planteome.org See more...
Imports	http://purl.obolibrary.org/obo/po/imports/ro_import.owl http://purl.obolibrary.org/obo/po/imports/ro_import.owl http://purl.obolibrary.org/obo/po/imports/ncbitaxon_import.owl http://purl.obolibrary.org/obo/po/imports/ncbitaxon_import.owl
License
Object creation date property	http://purl.org/dc/elements/1.1/created http://purl.org/dc/elements/1.1/created
Object modification date property	http://purl.org/dc/elements/1.1/modified http://purl.org/dc/elements/1.1/modified
Preferred namespace prefix	plant_ontology See more...
Submission date	January 14, 2026
Syntax	http://purl.obolibrary.org/obo/oboformat/spec.html http://purl.obolibrary.org/obo/oboformat/spec.html
Version IRI	http://purl.obolibrary.org/obo/po/releases/2026-01-09/po.owl http://purl.obolibrary.org/obo/po/releases/2026-01-09/po.owl
Version information	releases/2024-04-17 See more...
uri	http://purl.obolibrary.org/obo/po.owl http://purl.obolibrary.org/obo/po.owl

Version	Released	Uploaded	Downloads
releases/2024-04-17 (Parsed, Indexed, Metrics, Annotator)	01/14/2026	01/14/2026	OBO \| CSV \| RDF/XML \| Diff
releases/2024-04-17 (Archived)	11/05/2025	11/05/2025	OBO \| Diff
releases/2024-04-17 (Archived)	04/17/2024	04/18/2024	OBO \| Diff
releases/2024-02-16 (Archived)	02/16/2024	02/16/2024	OBO \| Diff
releases/2023-07-13 (Archived)	07/13/2023	07/13/2023	OBO \| Diff
releases/2021-08-13 (Archived)	08/16/2021	08/16/2021	OBO \| Diff
releases/2020-08-20 (Archived)	08/20/2020	08/20/2020	OBO \| Diff
releases/2020-06-04 (Archived)	06/04/2020	06/04/2020	OBO \| Diff
releases/2019-06-05 (Archived)	06/05/2019	06/05/2019	OBO \| Diff
releases/2018-09-25 (Archived)	09/25/2018	09/25/2018	OBO \| Diff
releases/2018-08-14 (Archived)	08/14/2018	08/14/2018	OBO \| Diff
releases/2018-08-13 (Archived)	08/13/2018	08/13/2018	OBO \| Diff
releases/2018-07-16 (Archived)	07/16/2018	07/16/2018	OBO \| Diff
releases/2017-12-14 (Archived)	12/14/2017	12/14/2017	OBO \| Diff
releases/2017-12-12 (Archived)	12/12/2017	12/12/2017	OBO \| Diff
releases/2017-02-02 (Archived)	02/02/2017	02/02/2017	OBO \| Diff
releases/2017-01-06 (Archived)	01/06/2017	01/06/2017	OBO \| Diff
releases/2016-08-31 (Archived)	10/14/2016	10/14/2016	OBO \| Diff
September 2016 (Archived)	08/31/2016	03/10/2016	OBO \| Diff
Version # 21 (Archived)	10/15/2015	08/20/2015	OBO \| Diff
Version # 20 (Archived)	08/20/2015	08/20/2013	OBO \| Diff
Version #20 (Archived)	08/15/2013	08/15/2013	OBO
Release #19 (Archived)	12/31/2012	12/31/2012	OBO
unknown (Archived)	07/10/2012	07/10/2012	OBO
unknown (Archived)	04/18/2012	04/18/2012	OBO
Version #17, April 2012 (Archived)	04/09/2012	04/09/2012	OBO
Version #16 Oct, 2011 (Archived)	10/19/2011	10/19/2011	OBO
Version #15, May 2011 (Archived)	05/27/2011	06/02/2011	OBO
Version #14, Jan 2011 (Archived)	01/21/2011	03/08/2011	OBO
#14 January 2011 (Archived)	01/11/2011	03/03/2011	OBO
more...

No views of PO available

Classes	2,028
Individuals	9
Properties	125
Maximum depth	11
Maximum number of children	96
Average number of children	3
Classes with a single child	131
Classes with more than 25 children	5
Classes with no definition	220

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Open Access Journals Integrated service System Project (GoOA)

Plant Ontology

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XEML Interactive Designer