Olddude- In addition to Sambucus nigra, there is in fact a red elder (Sambucus racemosa)as well as many other forms world wide. Sambucus (elder or elderberry). Information on Red Elder, here with a bit more information here: http://www.pnwlocalnews.com/vashon/vib/opinion/94872884.html . We prefer to leave the red elder berries for the songbirds.

Here is information about Pokeweed (Phytolacca americana) and one more link here:

I hope this is helpful. If not, please humor me. Organizing the links gave me something to do on a humid, sleepless, mosquito-filled night. :)

maeve