CHICKEN MUSHROOM/SULPHUR SHELF MUSHROOMS GROWING ON ANY CONIFER TREE (PINE, HEMLOCK, SPRUCE, FIR, LARCH/TAMARACK, ETC.), EUCALYPTUS, OR LOCUST TREES SHOULD NOT BE EATEN! Also, as with a number of wild mushrooms and many other foods (e.g. shellfish, peanuts, and milk products), some individuals have allergic reactions to this particular species.