Plant Ontology (PO)
OWL
Last submission date April 18, 2024
ID http://purl.obolibrary.org/obo/PO_0020033
http://purl.obolibrary.org/obo/PO_0020033
https://agroportal.lirmm.fr/ontologies/PO/PO_0020033
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Preferred name

coleoptile

Synonyms
cole&#243ptile (Spanish, exact) 子葉鞘、鞘葉 (Japanese, exact)
Definitions
The coleoptile is an outgrowth or part of the scutellum (PO:0020110) (which is a modified, haustorial cotyledon (PO:0020030)). Develops separate from the shoot apical meristem (PO:0020148). Found in Poaceae and other monocotyledons such as Zingiberaceae. Protects the emerging shoot system (PO:0009006) as it grows through the soil. A sheath-like plant organ (PO:0009008) that surrounds the plumule (PO:0020032) of a plant embryo (PO:0009009) or the emerging shoot apex (PO:0000037) of a seedling.
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