Some anemones with strong stings are the Carpet anemones in the Cryptodendrum genus (previously Stoichactis) and the Heteractis genus, Condy Anemones in the Condylactis genus, Tube Anemones in the Pachycerianthus genus. Those with very dangerous stings are the 'stinging sea anemones' belonging to the family Actinodendronidae.
Anemone Stings: Most anemones, when you touch them feel slightly sticky. They can cause a stinging sensation or even a rash. The area affected can start as a rash that spreads quickly. For most people this is just an irritation, but some people can be allergic to the poison and may have a more severe reaction. In rare cases it can cause anaphylactic shock which is a complete shutdown fo the respiratory system.
