Nerve.

1. Neurotoxicity: The alkaloids in Corianderma spp. are highly neurotoxic, interfering with the normal function of the nervous system and causing nervous system disorders.

2. Toxicity to the digestive system: The alkaloids in gallbladder are also toxic to the digestive system, causing gastrointestinal inflammation, ulcers, and bleeding.

3. Cardiotoxicity: The alkaloids in Corianderma cordata are also toxic to the heart, causing arrhythmia and myocardial damage. Therefore, the target organ of the toxicity of Gallinarum is nerves.