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Eutypella sorbi

Eutypella sorbi

Description

0.3-0.5 cm wide perithecia are placed in large numbers in a convex stroma. The stroma forms round pads, up to 4 mm in width. The conidial stage is Cytospora which creates red ribbons on the bark surface at the time of conidia releasing. It is a relatively common fungus which can be found on dead branches and trunks.

Symptom

0.3-0.5 cm wide perithecia are placed in large numbers in a convex stroma.

Tree Species: Rowan, Whitebeam

Part of a plant- attacked: Tree trunk

Pest significance: Less harmful

Pest Category: Fungi

Invasive Species: No

Present in EU: Yes