This Tree’s Leaves Look Soft and Inviting. Please Don’t Touch Them.

The lore that shrouds Australia’s giant stinging trees, of the genus Dendrocnide, is perhaps as dubious as it is vast. Tales abound of nightmarish encounters with the hypodermic-needle-like hairs of its leaves injecting a toxin that drives men to madness and has prompted horses to hurl themselves off cliffs.

Some of these stories are centuries old and cannot be verified. But as Edward Gilding can attest, these legends contain at least one lick of truth: the absolute agony of being stabbed by the fine, downy hairs that adorn the leaves and stems of Dendrocnide. The trees, which can grow taller than 100 feet, are found throughout the rain forests of eastern Australia, where they are known to torment hikers.

Read more: https://www.nytimes.com/2020/09/16/science/australia-stinging-trees-toxins.html