root nodule

Term Information

Accession
PO:0003023
Aspect
plant anatomy
Synonyms
exact: nódulo de la raíz (Spanish)
exact: 根粒 (Japanese)
broad: nodule
Definition
A cardinal organ part (PO:0025001) that is an outgrowth of a root (PO:0009005) and is inhabited by nitrogen-fixing bacteria. [source: POC:Ramona_Walls]
Comment
Root nodules are a symbiosis between a plant (often, but not exclusively, of the Fabaceae) and bacteria of the genus Rhizobium, Bradyrhizobium, or Azorhizobium.

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External References

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