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The Tree That Waters Itself

The stilt roots of pandanus (top) have a network of aqueducts that channel water to a dedicated organ of spongy tissue at the root tip, which is sometimes suspended in mid-air (bottom).

The stilt roots of pandanus (top) have a network of aqueducts that channel water to a dedicated organ of spongy tissue at the root tip, which is sometimes suspended in mid-air (bottom).

By Matt Biddick

Island gigantism might have driven the evolution of one of the most bizarre adaptations in the plant kingdom.

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