3: Virginia knotweed. Not edible. (Central Park, May 8, 2005)

4: Virginia knotweed. We passed some again. (Central Park, May 8, 2005)

5: Virginia knotweed. (Prospect Park, May 22, 2011)

1: Virginia knotweed. In fall seeds pop off. Not edible. (Central Park, Aug 20, 2000)

2: Virginia knotweed. For kids to play with. Not edible. (Prospect Park, Sep 2, 2000)