Read more about the article Volcanic lava flow fuels tree invasion on La Réunion
Casuarina equisetifolia seedling emerging from a new lava substrate of the Piton de la Fournaise volcano.

Volcanic lava flow fuels tree invasion on La Réunion

The volcanic island of La Réunion in the Indian Ocean is the least disrupted of the biodiversity-rich islands of the Mascarene archipelago, with around 30% of the native vegetation still intact. She-oak or ironwood (Casuarina equisetifolia), a fast-growing tree native to Australia, Melanesia, Micronesia, the Philippines, Polynesia, and Southeast Asia, was introduced to La Réunion in 1738, mainly for use as firewood.

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