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Wool-Sower Gall Callirhytis Seminator Royalty-Free Stock Photo

Title

Wool-Sower Gall Callirhytis seminator #146671881

Description

The wool-sower gall is caused by secretions of grubs of a small gall wasp, Callirhytis seminator. It is specific to white oak and only occurs in the spring. The galls contain seed-like structures. The gall wasps develop inside these structures.