Fungi (?) on red currant twig

Fungi (?) on red currant twig

Observation - Fungi (?) on red currant twig - UK and Ireland. Description: Small growths that look like crowded bracket fungi, but the white structure under the brown lid is powdery and, seemingly, bilaterally divided. The red currant on which it is growing appears to be quite healthy implying that this 'plant' has not penetr

Small growths that look like crowded bracket fungi, but the white structure under the brown lid is powdery and, seemingly, bilaterally divided.

The red currant on which it is growing appears to be quite healthy implying that this 'plant' has not penetrated within the woody red currant twig.