branch

A stream that flows into another usually larger stream.

// I could smell the clothes flapping, and the smoke blowing across the branch. //

 --TSAF (14)

// Luster got into the branch, where they were playing. He hunted in the water, along the bank. //

 --TSAF (16)

// "Hell. Look along the branch. It came down here. I saw it." //

 --TSAF (16)