Wild punga fruit

The  is an item added to Fallout 3 in the Point Lookout add-on, and appears to be the point of contention between opposing factions in the DLC.

It is a wild fruit that grows all over Point Lookout, and has the effecting of lowering radiation and healing you at the same time. It comes in 3 known varieties:

Wild Punga - Rads -1, HP +15

Refned Punga - Rads -2, HP +15

Mother Punga - Quest Object