Are shelf mushrooms poisonous?
Then, how can I tell if a mushroom is poisonous?
Mushrooms with white gills are often poisonous. So are those with a ring around the stem and those with a volva. Because the volva is often underground, it's important to dig around the base of a mushroom to look for it. Mushrooms with a red color on the cap or stem are also either poisonous or strongly hallucinogenic.
Besides, are backyard mushrooms poisonous?
While the vast majority of wild mushrooms aren't toxic, it's tough to tell the difference, so erring on the side of caution is necessary when it comes to keeping your child safe. When you notice mushrooms in your yard, remove them immediately to minimize the chances your child will be curious and sample them.
Most polypores are edible or at least non-toxic, however one genus of polypores has members that are poisonous. Medicinal mushroom polypores in use today are Ganoderma lucidum coll.