Known As:  Jerusalem Cherry
Latin Name:  Solanum pseudocapsicum
Poisonous Parts:  Immature growths.  Involves solanine glycoalkaloids and possibly toxic levels of nitrates. Can cause cyanide poisoning.
Symptoms: Vomiting, drooling, abdominal pain, cramps, diarrhea, swelling around the mouth, difficulty breathing.  May cause tremors, heart and respiratory and/or kidney problems which are difficult for an owner to detect.  Can also cause dermatitis.
Treatment: Unless your cat is unconscious or having convulsions, induce vomiting.  Get immediate veterinary assistance.