Plant Ontology

Last uploaded: January 14, 2026
Id http://purl.obolibrary.org/obo/PO_0025477
http://purl.obolibrary.org/obo/PO_0025477
Preferred Name

floral organ primordium

Definitions
If annotating to a primordium of a floral structure, it is better to use the more specific term, such as petal primordium (PO:0000021) or anther primordium (PO:0006089). A primordium (PO:0025127) that is committed to the development of a floral organ (PO:0025395) and is part of a reproductive shoot apex (PO:0025222).
Synonyms
花器官原基 (Japanese, exact)
primordio de organo floral (Spanish, exact)
portion of floral structure primordium tissue (exact)
floral structure primordia (exact, plural)
Type http://www.w3.org/2002/07/owl#Class
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