Harry Potter + Substance Abuse?

Exerpts from two versions of Harry Potter: HBP.

American: "...look," said Fred, pointing at a number of weird-looking black horn-type objects that were indeed attempting to scurry out of sight.

British: "...look," said Fred, pointing at a number of weird-looking black hooter-type objects that were indeed attempting to scurry out of sight.


American: ...many flourishing potted plants in brass containers.

British: ...many flourishing pot plants in brass containers.