phloem necrosis

noun

Definition of phloem necrosis

  1. :  a pathological state in a plant characterized by brown discoloration and disintegration of the phloem; especially :  a fatal disease of the American elm caused by a phytoplasma transmitted by a leafhopper (Scaphoideus luteolus)

1923

First Known Use of phloem necrosis

1923


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