Term Information

Accession
PO:0030072
Name
costa
Ontology
plant_anatomy
Synonyms
costa (Spanish, exact), costae (exact, plural), non-vascular leaf midrib (exact), phyllid costa (exact), phyllid midrib (exact), 中肋 (Japanese, exact), non-vascular leaf midvein (related), non-vascular leaflet midrib (related), phyllid midvein (related), mid rib (broad), midrib (broad)
Alternate IDs
None
Definition
A portion of plant tissue (PO:0009007) that is a single or double strand in the center of a non-vascular leaf (PO:0025075) and has as part hydrome (PO:0030047) or leptome (PO:0030048). Source: ISBN:376821110
Comment
Found in bryophytes. Often contains both hydrome and leptome. Functions in support and conduction in a phyllid. The term costa is sometimes used for the midrib of monocot leaves, but this ontology class should only be used for non-vascular leaves.
Subset
Bryophytes
Feedback
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Parents of costa (PO:0030072)
subject[Reorder by subject] relation[Reorder by relation] object[Reorder by object]
costa [is_a relation] is_a  portion of plant tissue (PO:0009007)
costa [BFO:0000050 relation] BFO:0000050  non-vascular leaf (PO:0025075)

This term has no children.

PO_GIT
352