Spots on Sanguisorba leaf 12 Jun 2013 11-53

Spots on Sanguisorba leaf 12 Jun 2013 11-53

Observation - Spots on Sanguisorba leaf 12 Jun 2013 11-53 - UK and Ireland. Description: What are these spots on the leaves of Sanguisorba officinalis?

What are these spots on the leaves of Sanguisorba officinalis?