Forest Stream
The Hobbit: On the Doorstep #27 (x2)
Location
2 (4)
Forest.   River.  

While Forest Stream is the active location, poisoned characters cannot quest.

Response: After Forest Stream leaves play as an explored location, discard 4 poison.

It flowed fast and strong but not very wide right across the way, and it was black, or looked it in the gloom. –The Hobbit