The pong pong tree—also known as the “suicide tree”—may be a plot point in the season finale of the HBO series. But the plant was known to cause thousands of deaths a year in the past.

There are some light spoilers based on the preview for Sunday’s season finale of The White Lotus, which is available with a Max subscription. The White Lotus creator and mastermind Mike White is keeping us all on our toes,

With The White Lotus hinting at a poisoning in the Season 3 finale, let's look at the real-world Pong-Pong tree and its deadly effects.