Stringybarks are a kind of tall tree that has rough, stringy bark.
Stringybarks are strong and tough, like the bark on the tree.
Examples:
The koala climbs the stringybark tree.
The stringybark has rough bark.
I see a big stringybark in the forest.
The stringybark's bark is so rough, it feels like sandpaper.
The stringybark tree is as tall as a house.
The stringybark tree stands strong in the wind.