Comfrey Rust - Melampsorella symphyti

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    Description

    The rust fungus Melampsorella symphyti affects various members of the Comfrey family including Common Comfrey and Russian Comfrey.  There is some yellowing of the upper surface of affected leaves, but the underside may be completely covered with the yellow-orange rust.

    Identification difficulty
    Recording advice

    Unless identified by a recognised expert, a photo is required. Please state the host plant on any records for this rust.

    Habitat

    Wherever the host Comfrey plants occur.

    When to see it

    When the host plants are in leaf.

    UK Status

    Widespread in Britain.

    VC55 Status

    Status in Leicestershire and Rutland is difficult to determine due to lack of records.

    • Graham Calow
      Stoney Stanton, stream play area nr Stoney Woods
      15 May 2020
      Rust on Russian Comfrey
    • Graham Calow
      Stoney Stanton, stream play area nr Stoney Woods
      15 May 2020
      Rust on Russian Comfrey
    • Graham Calow
      Stoney Stanton, stream play area near Stoney Woods
      15 May 2020
      Rust on Russian Comfrey

    Leicestershire & Rutland Map

    MAP KEY:

    Yellow squares = NBN records (all known data)
    Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

    UK Map