1.   Q. If I plant edible plants like herbs next to plants that are listed as poisonous, will the edible one still be safe to eat?

2.   There are thousands of members, including many edible ones like mushrooms, morels, truffles, yeast and the mold that makes blue cheese.

3.   Some poisoning cases have involved poisonous mushrooms mistaken for edible ones and some of the victims gathered edible mushrooms, but in polluted areas.

4.   Some poisoning cases have involved poisonous mushrooms mistaken for edible ones and some of the victims gathered edible mushrooms, but in badly polluted areas.

5.   Health officials in several regions where the mushroom -- a cross between a highly toxic variety and an edible one -- grows have issued public warnings.