Manchineel Tree (Hippomane mancinella)
Native to the Caribbean, the Manchineel is one of the most toxic trees in the world. Contact with any part of the tree, including its sap, can cause severe skin blistering. Ingesting its fruit can be fatal.
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Australian Pine (Casuarina equisetifolia)
Despite its name, it’s not a true pine. Its brittle branches and shallow roots make it prone to falling, especially in storms. It’s considered invasive in many coastal regions, outcompeting native vegetation.
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African Sumac (Searsia lancea)
This tree has invasive roots that can damage sidewalks, driveways, and plumbing systems. It also produces allergenic pollen that can trigger respiratory issues in sensitive individuals.
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Cottonwood (Populus spp.)
Known for its rapid growth and large size, cottonwoods have brittle wood that can easily break during storms or high winds. This poses a risk to nearby structures and people.
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Black Locust (Robinia pseudoacacia)
While valued for its hard wood and fragrant flowers, black locust trees have thorns that can cause injury. They are also known to produce suckers that can invade nearby areas and disrupt ecosystems.
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