Couldn’t help thinking about this thread, My Pubic Hair Is On Fire!
The board won’t let me access the article right now, but the idea reminds of the bush from Janet Kagan’s Mirabile sci-fi stories that actually did burst into flame as part of its reproductive strategy.
Here are some videos of people setting fire to this plant.
Gas Plant: The Plant You Can Light On Fire! - YouTube
Gas Plant - dictamnus albus - YouTube