Dutch

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Taphrina johansonii

Etymology

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From peppel (poplar) +‎ vlag (flag), the latter referring to the protruding growths. Compare elzenvlag (Taphrina alni) formed similarly.

Noun

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peppelvlag f (plural peppelvlaggen)

  1. Taphrina johansonii, a pathogenic fungus causing galls on poplar trees.

Further reading

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