phytoplasma

noun phy·to·plas·ma \ ˌfī-tə-ˈplaz-mə \

Definition of phytoplasma

:any of a group of bacteria that are related to mycoplasmas, cause plant diseases (such as aster yellows or elm yellows) by infecting phloem tissue, and are transmitted especially by homopteran insect vectors
Note: Phytoplasmas are assigned temporary taxonomic names because they cannot yet be grown in artificial media as required in bacterial nomenclature for a fully valid name.
called also mycoplasma-like organism

Origin and Etymology of phytoplasma

New Latin


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