Episode 302: The world's deadliest tree

This episode of 'Welcome to Florida' dives into the world's most dangerous tree, the manchineel (Hippomane mancinella), a coastal species native to southern Florida and the Caribbean known for its toxic sap, fruit, and bark. Host Chad Carland, joined by archaeologists Uzi Baram and Kat Napora, explores the tree's lethal properties, its historical significance to Indigenous peoples like the Calusa, and its role in early European encounters—most notably the death of Ponce de León, who may have been poisoned by an arrow treated with manchineel sap. The conversation expands beyond the tree’s danger to highlight the deep ecological and cultural knowledge of Indigenous communities, who used the tree strategically in warfare while avoiding its toxicity. The hosts also reflect on the broader theme of 'witness trees'—ancient trees that have endured centuries of history, from colonialism to climate change—and the importance of recognizing Indigenous land management practices that shaped Florida’s landscapes for millennia. The episode closes with a poignant reminder of how nature, even in its most dangerous forms, holds stories and lessons for the present and future.