Lyonia ferruginea, the rusty staggerbush, tree lyonia, dragon tree, is a plant of the genus Lyonia. It grows in Florida, Georgia, and South Carolina. It was first described by Thomas Walter, and was named by Thomas Nuttall. No subspecies are listed in the Catalog of Life.

In 1848, it was reported in Georgia, Florida, and Mexico. It flowers in the summer.

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