He collected Aleppo galls to use as a natural source of tannin for dyeing leather.

After the storm, the old oak developed several wound galls where branches had been torn away.

Scientists examined the grapevine and found several crown galls near the rootstock.

The orchardist inspected the filbert galls that had swollen on the hazel branches and planned treatment.

A sudden outbreak of tomato galls devastated the community garden's harvest.

The botanist studied the rind galls under a microscope to determine which insect caused them.

Scientists discovered unusual water-galls on the submerged stems of the marsh plants.

Several fields were plagued by seed galls that stunted germination and reduced harvests.

The botanist carefully cataloged the cup galls found along the oak branches.

The botanist collected oak-galls from the old tree to study the insects that caused them.