Experimental Factor Ontology (EFO)
OWL
Last submission date June 16, 2025
ID http://purl.obolibrary.org/obo/PO_0025001
http://purl.obolibrary.org/obo/PO_0025001
https://agroportal.lirmm.fr/ontologies/EFO/PO_0025001
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Preferred name

cardinal organ part

Synonyms
cardinal part of plant organ
Definitions
Cardinal refers to the fact that these are biologically meaningful and not arbitrary parts. Examples include petiole (PO:0020038), lamina (PO:0025060), and leaflet (PO:0020049). See also collective organ part structure (PO:0025269), for plant structures composed of parts of multiple organs. A cardinal part of multi-tissue plant structure (PO:0025498) that is a proper part of a plant organ (PO:0009008) and includes portions of plant tissue (PO:0009007) of at least two different types.
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